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About Jonathan Pourmorady, MD

Jonathan Pourmorady, MD, is a renowned and distinguished internist and gastroenterologist, serving patients at Gastro90210. At his office locations in the neighborhood of Los Angeles and Garden Grove, California, Dr. Pourmorady takes an evidence-based, holistic approach to patient care. 

Dr. Pourmorady graduated from the University of California, Los Angeles, where he received his Bachelor of Arts Degree with Summa Cum Laude honors. He then went on to pursue his medical degree from the University of California Irvine School of Medicine.

Dr. Pourmorady completed his internship and residency training in internal medicine at Cedars-Sinai Medical Center in Los Angeles. Following residency, he completed his fellowship training in gastroenterology and hepatology from the Yale University School of Medicine. Dr. Pourmorady is an active member of the American College of Gastroenterology and is affiliated with Cedars-Sinai Medical Center and California Rehabilitation Institute.

At Gastro90210, patients can expect comprehensive diagnosis and treatment for a variety of gastrointestinal symptoms, including abdominal pain, bloating, constipation, diarrhea. Dr. Pourmorady is also vastly skilled in colonoscopy, endoscopy, and colon cancer screening. 

Dr. Pourmorady is multilingual and is fluent in English, Spanish, and Farsi. Due to this quality, he is able to cater to patients across various cultural backgrounds, tailoring the best treatment plans and helping them lead better lives.

To take control of your gastrointestinal health, call Gastro90210 today or request an appointment online.

Lourdes González Bahamonde, DO, is a fellowship-trained gastroenterologist, board certified in internal medicine and medical ethics, providing comprehensive medical care at Center For Digestive Healing in the San Gabriel Valley, and Los Angeles California. She earned a bachelor's degree in psychobiology at UCLA, and a master's in bio-physiology at CSULA before earning her medical degree at New York College of Osteopathic Medicine, NYIT on Long Island. She completed her ACGME training in internal medicine, gastroenterology, hepatology, and nutrition at North Shore University Hospital and Long Island Jewish Medical Center in New York in 2013.

The Center For Digestive Healing was established as an sCorp in 2018. It is fully equipped with the latest diagnostic technologies. She offers comprehensive care through a telemedicine platform, assisting patients from wherever they are. While Dr. Bahamonde specializes in digestive disorders, her practice has evolved toward integrative, preventive, patient-centered care that combines learned principles in internal medicine and GI with osteopathic manipulative medicine in practice.

Over the four years since relocating from NY, she has performed over 7,500 gastric and colorectal cancer screening endoscopies with polypectomies and mucosal resections, as well as advanced disease screenings for chronic liver disease. Dr. Bahamonde emphasizes peer-reviewed understanding of the interrelationship of body, structure, and function, allowing her special insight into treating gut-brain disorders. She has dedicated her life to serving diverse communities through education and cultural competence, recognizing the importance of open communication in shared-decision making.

Dr. Bahamonde continues to inspire future health care leaders as volunteer faculty in clinical medicine, medical ethics, and clinical research. She is dedicated to translational science efforts for youth in STEM programs and students in pre-health professions.

Edward Tangchitnob, MD, MBA, FACOG, FACS is a robotic surgeon and regenerative medicine physician specializing in minimally invasive and holistic treatments for chronic diseases associated with aging. Dr. Tangchitnob’s private practice is located in West Covina, CA.

Dr. Tangchitnob performs robotic procedures for women to help treat abnormal uterine bleeding, pelvic pain, infertility, and urogynecological symptoms that occur after childbirth. After graduating from his robotic surgery and advanced endoscopic fellowship at Scripps Clinic in San Diego, CA he was recruited by Emanate Health to serve as the medical director for the developing Minimally Invasive Gynecology Surgery (MIGS) division.

In 2013, he helped secure the Center of Excellence in Minimally Invasive Gynecology (COEMIG) designation for Emanate Health. In 2016, he later led the Center of Excellence in Robotic Surgery (COERS) designation for general surgery, oncology and urology. He has served as a consultant and board advisor for several pharmaceutical and biomedical companies including Abbvie, Allergan Medtronic, Smith and Nephew, and Cooper Surgical. In 2017 he founded Timeless Health MD which focuses on holistic treatments for aging such as bioidentical hormone replacement therapy, intimacy procedures, and aesthetics medicine.

In 2021 he became one of the first gynecologic surgeons nationwide to become certified in the surgical subspecialty of Minimally Invasive Gynecologic Surgery (MIGS) by the American Board of Obstetricians and Gynecologists.

Dr. Tangchitnob earned his medical degree at Tufts University in 2008 after graduating with a B.S. in electrical and biomedical engineering at Tufts University in 2004. He served as the Executive Chief Resident during his OB/GYN residency at Cedars Sinai Medical Center. He is an active member of the American College of Surgeons (FACS) and the American Association of Gynecological Laparoscopists (AAGL). He works closely with hospital executives to build surgical and medical programs and holds an MBA from the USC Marshall School of Business.

Lourdes González Bahamonde, DO, is a fellowship-trained gastroenterologist, board certified in internal medicine and medical ethics, providing comprehensive medical care at Center For Digestive Healing in the San Gabriel Valley, and Los Angeles California. She earned a bachelor's degree in psychobiology at UCLA, and a master's in bio-physiology at CSULA before earning her medical degree at New York College of Osteopathic Medicine, NYIT on Long Island. She completed her ACGME training in internal medicine, gastroenterology, hepatology, and nutrition at North Shore University Hospital and Long Island Jewish Medical Center in New York in 2013.

The Center For Digestive Healing was established as an sCorp in 2018. It is fully equipped with the latest diagnostic technologies. She offers comprehensive care through a telemedicine platform, assisting patients from wherever they are. While Dr. Bahamonde specializes in digestive disorders, her practice has evolved toward integrative, preventive, patient-centered care that combines learned principles in internal medicine and GI with osteopathic manipulative medicine in practice.

Over the four years since relocating from NY, she has performed over 7,500 gastric and colorectal cancer screening endoscopies with polypectomies and mucosal resections, as well as advanced disease screenings for chronic liver disease. Dr. Bahamonde emphasizes peer-reviewed understanding of the interrelationship of body, structure, and function, allowing her special insight into treating gut-brain disorders. She has dedicated her life to serving diverse communities through education and cultural competence, recognizing the importance of open communication in shared-decision making.

Dr. Bahamonde continues to inspire future health care leaders as volunteer faculty in clinical medicine, medical ethics, and clinical research. She is dedicated to translational science efforts for youth in STEM programs and students in pre-health professions.

Dr. Jeffrey H. Sherman has lived his entire life in Los Angeles, California. After graduating from UCLA in 1991 with a Bachelor of Arts degree in Anthropology, Dr. Jeffrey Sherman attended the University of Southern California School of Medicine. Dr. Jeffrey Sherman performed his internship at the Los Angeles County/USC Medical Center, followed by a residency in Internal Medicine at Cedars Sinai Medical Center. After completing a clinical fellowship in Digestive Diseases at UCLA, Dr Jeffrey Sherman started in private practice joining his father, Dr. James Sherman, in July of 2001.

Since 2002, Dr. Jeffrey Sherman has served as an Attending on outpatient clinics and rounds for the UCLA Gastroenterology fellowship training program. In 2003, Dr. Jeffrey Sherman served on the Board of Directors for the Crohns and Colitis Foundation of America and continues to devote his time to the organization. In addition, Dr. Jeffrey Sherman has been an active member of the American Gastroenterological Association and the American Society for Gastrointestinal Endoscopists since 1998.

Dr. Jeffrey Sherman is a regular contributor on relevant gastroenterologic topics on the daytime television show, The Doctors, educating viewers on various Gastrointestinal issues such as parasites, the health risks of eating sushi, digestive issues and irritable bowel syndrome. Dr. Jeffrey Sherman was recently filmed performing an endoscopy, colonoscopy and flexible sigmoidoscopy on three patients, all of whom shared their results on the show. Dr. Jeffrey Sherman was the first physician to air an episode on colonoscopy screenings live from a blow up model of a colon. 

Since 2002, Dr. Jeffrey Sherman has served as an Attending on outpatient clinics and rounds for the UCLA Gastroenterology fellowship training program. In 2003, Dr. Jeffrey Sherman served on the Board of Directors for the Crohns and Colitis Foundation of America and continues to devote his time to the organization. In addition, Dr. Jeffrey Sherman has been an active member of the American Gastroenterological Association and the American Society for Gastrointestinal Endoscopists since 1998.  Dr. Sherman is considered one of the best Gastroenterologists in Los Angeles and welcomes all patients to his Beverly Hills office.

Dr. Marc D. Makhani, the founder of LA Digestive Health and Wellness, located at the Cedars-Sinai Medical Towers in Beverly Hills, California, is one of the best Gastroenterologists in the Los Angeles area. Dr. Makhani's patients benefit from his expertise in delivering a variety of procedures including endoscopy, colonoscopy, video capsule endoscopy, radiofrequency ablation, and testing for acid reflux and motility disorders. Patients can seek diagnoses and treatment for conditions ranging from hemorrhoids to Barrett’s Esophagus and colon cancer.

Dr. Makhani pursued his bachelor’s degree at UCLA with a major in psychobiology. He also volunteered at the Santa Monica UCLA Hospital as an undergraduate. He then went on to obtain his medical degree as a doctor of medicine (MD) at the University of Vermont College of Medicine. He subsequently obtained a board certification in internal medicine after completing his residency at Cedars-Sinai Medical Center. Dr. Makhani then continued his medical training by pursuing a specialty in gastroenterology at Temple University Hospital in Pennsylvania before moving back to Los Angeles to begin his practice.

Dr. Makhani of LA Digestive Health and Wellness centers his principles on a passion for promoting overall health and wellbeing. Proper digestion and preventative care are essential to proper nutrition and he is a firm believer in practicing what one preaches. Dr. Makhani’s belief is that health is the result of a multifactorial process including an active lifestyle, digestive health, and proper dietary habits.

As one of the best gastroenterologists in the Los Angeles, CA area, Dr. Makhani has a wide range of clinical and research interests in gastroenterology that include acid reflux, peptic ulcer disease, colon cancer screening and prevention, motility disorders and irritable bowel syndrome (IBS).  We look forward to serving any and all of your digestive health needs. 

Pedram J. Enayati, MD, is Co-Director of Gastroenterology Associates of Beverly Hills. He is an expert in the care of gastroenterology patients, and is up to date on the latest treatments and cutting edge technology. As he and his Co-Director, Dr. Omid Shaye, have quickly become the “go-to” doctors for all GI disorders in Beverly Hills, California, Dr. Enayati brings a wealth of experience and knowledge to GABH.

Dr. Enayati has done extensive research on GI disorders, liver diseases, as well as liver/kidney transplantation. He is the author of numerous journal articles and abstracts and has presented on a variety of topics both nationally and internationally. Dr. Enayati is also the recipient of numerous awards, including Solomon Research Honors; Rubenstein Research Honors; and Excellence in Research award was given by the Western Medical Research Committee. He is a member of the American Society of Gastroenterology and Endoscopy; American

Gastroenterology Association; American College of Physicians; American Society of Internal Medicine; California Medical Association; and American Medical Students Association. Dr. Enayati has certifications from The American Board of Internal Medicine and American Board of Gastroenterology.

Dr. Enayati earned his undergraduate at the University of California, Los Angeles where he was Phi Beta Kappa, majoring in neuroscience, and then went on to earn his medical degree at the university’s medical school. He completed his internship and residency in internal medicine at Cedars Sinai Medical Center. He also did a Gastroenterology Fellowship in the Department of Digestive Diseases at UCLA’s David Geffen School of Medicine. Dr. Enayati lives in Los Angeles and is married and has a young daughter. He enjoys biking and hiking.

Omid A. Shaye, MD, brings a wealth of experience and a vast body of knowledge to Gastroenterology Associates of Beverly Hills. He and his Co-Director Dr. Enayati have quickly become the “go-to” doctors for all GI disorders and related treatments in Beverly Hills, California. A strong patient advocate and supporter of educational outreach, Dr. Shaye encourages all of his patients to learn as much as they can about their specific health condition so that he and the patient can work together as a team.

Dr. Shaye has done extensive research on GI disorders and liver diseases, is the author of numerous journal articles and abstracts and has presented on a variety of topics both nationally and internationally. He is a member of the American Association for the Study of Liver Diseases; American Gastroenterology Association; American Society of Gastrointestinal Endoscopy; California Medical Association; American College of Physicians-American Society of Internal Medicine; and American Medical Association. He has certifications from the American Board of Internal Medicine and the American Board of Gastroenterology.

Dr. Shaye received a Bachelor of Science in Neuroscience from the University of California, Los Angeles with a minor in Education specializing in Community Leadership, and he received his Doctor of Medicine from the University of California, San Diego. Dr. Shaye was named “Gastroenterology Fellow of the Year” at the University of California, Los Angeles, awarded by the David Geffen School of Medicine’s Division of Digestive Diseases. 

He was also the recipient of multiple Leo G. Rigler M.D. Awards for outstanding academic achievement at Cedars-Sinai Medical Center. He completed his internship and residency in internal medicine at Cedars Sinai Medical Center. He also did a Gastroenterology Fellowship in the Department of Digestive Diseases at UCLA’s David Geffen School of Medicine. A resident of Los Angeles for most of his life, Dr. Shaye is married to Kelly and they have four young daughters.

About Jonathan Pourmorady, MD

Jonathan Pourmorady, MD, is a renowned and distinguished internist and gastroenterologist, serving patients at Gastro90210. At his office locations in the neighborhood of Los Angeles and Garden Grove, California, Dr. Pourmorady takes an evidence-based, holistic approach to patient care. 

Dr. Pourmorady graduated from the University of California, Los Angeles, where he received his Bachelor of Arts Degree with Summa Cum Laude honors. He then went on to pursue his medical degree from the University of California Irvine School of Medicine.

Dr. Pourmorady completed his internship and residency training in internal medicine at Cedars-Sinai Medical Center in Los Angeles. Following residency, he completed his fellowship training in gastroenterology and hepatology from the Yale University School of Medicine. Dr. Pourmorady is an active member of the American College of Gastroenterology and is affiliated with Cedars-Sinai Medical Center and California Rehabilitation Institute.

At Gastro90210, patients can expect comprehensive diagnosis and treatment for a variety of gastrointestinal symptoms, including abdominal pain, bloating, constipation, diarrhea. Dr. Pourmorady is also vastly skilled in colonoscopy, endoscopy, and colon cancer screening. 

Dr. Pourmorady is multilingual and is fluent in English, Spanish, and Farsi. Due to this quality, he is able to cater to patients across various cultural backgrounds, tailoring the best treatment plans and helping them lead better lives.

To take control of your gastrointestinal health, call Gastro90210 today or request an appointment online.

Mehrdad Saliminejad, MD, is a board-certified gastroenterologist and founder of ProDigest Gastroenterology & Hepatology Associates in Lakewood and Long Beach, California.

Dr. Saliminejad — or simply Dr. Sal — opened his practice to provide individualized, high-quality patient care using the most advanced tools and techniques. 

After earning his Doctor of Medicine at Qazvin University of Medical Sciences in Qazvin, Iran, Dr. Saliminejad went on to complete his internal medicine residency and gastroenterology and hepatology fellowship at Tehran University of Medical Sciences in Tehran, Iran. 

Dr. Saliminejad relocated to the United States, completing both his internal medicine residency and gastroenterology fellowship training at The University of Southern California in Los Angeles, California. 

Dedicated to his profession, Dr. Saliminejad took an advanced endoscopy fellowship in endoscopic ultrasound at Montreal General Hospital in Montreal, Quebec, Canada.  

He was recruited by Southern Illinois University in Carbondale, Illinois, as an assistant professor of clinical medicine and became director of advanced endoscopy and interim chief of the gastroenterology division. 

After teaching residents and fellows for five years at SIU, Dr. Saliminejad moved back to Southern California to serve as director at Long Beach Memorial Medical Center’s Gastroenterology & Advanced Endoscopy Services in Long Beach. He also directs the gastroenterology clinic at the Todd Cancer Institute.

With years of experience managing complex medical problems, Dr. Saliminejad aims to provide the best care possible in a personalized, compassionate, and insightful manner. To better serve his diverse community, Dr. Saliminejad is fluent in English and Farsi and can communicate in Spanish.

In his spare time, Dr. Saliminejad enjoys learning new things and spending time with his family. 

He obtained his undergraduate degree at University of Berkley in Northern California in 1962. He subsequently attended and completed medical school at the University of California, San Francisco (UCSF) in 1966 with a Postgraduate in 1967. He then joined the U.S. Army from1967-1969.  He pursued his Residency in Internal Medicine at The University of Southern California - Keck School of Medicine (USC) from 1969-1972, with an additional Gastroenterology & Hepatology Fellowship also at USC 1972-1974.He opened his own Gastroenterology Private Practice in Whittier, CA from 1974-2015 and additionally joined our GI group here in Lakewood, CA in 2016.

Dr. Javadi was born in Iran and grew up in Houston, Texas.  She received her undergraduate degree in Biology from The University of Texas at Austin and went on to obtain her Master's from Texas State University.  She received her medical degree from St. George's University School of Medicine and completed her Internship and Residency in Internal Medicine at Albany Medical Center in New York.  

She moved back to Houston to complete her Fellowship in Hepatology at The University of Texas Medical School in Houston, where she stayed on as an Attending Physician. 

After moving to Los Angeles in 2006, Dr. Javadi worked as Assistant Professor of Clinical Medicine at Keck School of Medicine of the University of Southern California (USC).  She subsequently accepted an Assistant Professorship at Southern Illinois University School of Medicine to care for patients with Liver disease, and continued to train Residents and Fellows.  

Dr. Javadi eventually moved back to the Los Angeles area and joined ProDigest Gastroenterology & Hepatology Associates, to continue caring for patients with liver disease.  She is Board Certified in Internal Medicine and is a member of American Association for the Study of Liver Diseases.

Dr. Javadi is dedicated to helping patients with liver disorders, including fatty liver, viral Hepatitis, and management of liver cirrhosis/end-stage liver disease that may require liver transplant evaluation.  Her detailed and humanistic approach to providing care for patients with liver disorders is built on years of experience at various academic centers.

Dr. Javadi looks forward to serving the people of Southern California. 

Advanced Gastroenterology & Liver Institute in Anaheim, Santa Ana, Fullerton, and Huntington Beach, California, provides comprehensive gastroenterology care. People travel from all over to consult with Tahmina Haq, MD, who is well-known for her compassionate care and clinical expertise.

At Advanced Gastroenterology & Liver Institute, Dr. Haq specializes in diagnosing and treating digestive disorders like Crohn’s disease, ulcerative colitis, and hepatitis. She also performs a number of diagnostic procedures, including upper endoscopy, endoscopic ultrasound, and endoscopic retrograde cholangiopancreatography (ERCP). 

In addition, people come to Advanced Gastroenterology & Liver Institute for colon cancer screenings and treatment of colon polyps. Dr. Haq has a high adenoma detection rate of 65%, increasing her patients’ protection against colon cancer.

After earning her Doctor of Medicine at Shifa College of Medicine in Rawalpindi, Islamabad, Pakistan, Dr. Haq completed her internal medicine residency at Loma Linda University Medical Center in Loma Linda, California. 

She then completed her gastroenterology fellowship at the University of California, San Francisco (UCSF) and her advanced endoscopy fellowship at Harbor-UCLA Medical Center in West Carson, California.

Dr. Haq takes the time to get to know her patients, building trust and long-lasting relationships. When not taking care of her patients, Dr. Haq enjoys traveling and spending time with her family.

Call Advanced Gastroenterology & Liver Institute or use the online booking button to schedule an appointment today.

Dr. Robert M. Webman runs a private practice in the Hawthorne, Torrance, and San Pedro, California, areas where he practices as a Gastroenterologist, Internist and Primary Care Doctor. He provides extensive patient management and medical care to clients in both the hospital and office environment. Some of the procedures Dr. Webman performs include: colonoscopy, capsule endoscopy, liver biopsy, polyp removal, upper endoscopy, flexible signoidoscopy, ERCP, and hemorrhoid banding.

The Consumers’ Research Council of America named Dr. Robert M. Webman as one of the country’s top gastroenterologists. Dr. Webman also performs as an Associate Professor of Clinical Medicine at Harbor-UCLA Medical Center. An expert in liver and digestive disorders, pancreatic disease, and diagnostic endoscopy, Dr. Webman has received Certificates of Achievement for Volunteer Clinical Services and the 1999 Educator of the Year award from the hospital. Additionally, Dr. Webman lectures on nutrition and cancer at schools and hospitals.

Dr. Robert M. Webman studied at the University of Massachusetts, Amherst, where he graduated Phi Beta Kappa. He received his medical degree from the University of Massachusetts Medical School in 1978. Dr. Webman completed his internal medicine residency at Good Samaritan Hospital in Los Angeles and a gastroenterology fellowship at Tulane Medical Center in New Orleans. Dr. Robert M. Webman belongs to the Los Angeles County Medical Association, the American College of Gastroenterology, and the California Medical Association.He also donates to the American Breast Cancer Foundation, the Jewish National Fund, and The Children’s Hospital Foundation. In his free time, Dr. Webman spending time with his family, playing tennis, film, and travel.

Dr. Robert M. Webman runs a private practice in the Hawthorne, Torrance, and San Pedro, California, areas where he practices as a Gastroenterologist, Internist and Primary Care Doctor. He provides extensive patient management and medical care to clients in both the hospital and office environment. Some of the procedures Dr. Webman performs include: colonoscopy, capsule endoscopy, liver biopsy, polyp removal, upper endoscopy, flexible signoidoscopy, ERCP, and hemorrhoid banding.

The Consumers’ Research Council of America named Dr. Robert M. Webman as one of the country’s top gastroenterologists. Dr. Webman also performs as an Associate Professor of Clinical Medicine at Harbor-UCLA Medical Center. An expert in liver and digestive disorders, pancreatic disease, and diagnostic endoscopy, Dr. Webman has received Certificates of Achievement for Volunteer Clinical Services and the 1999 Educator of the Year award from the hospital. Additionally, Dr. Webman lectures on nutrition and cancer at schools and hospitals.

Dr. Robert M. Webman studied at the University of Massachusetts, Amherst, where he graduated Phi Beta Kappa. He received his medical degree from the University of Massachusetts Medical School in 1978. Dr. Webman completed his internal medicine residency at Good Samaritan Hospital in Los Angeles and a gastroenterology fellowship at Tulane Medical Center in New Orleans. Dr. Robert M. Webman belongs to the Los Angeles County Medical Association, the American College of Gastroenterology, and the California Medical Association.He also donates to the American Breast Cancer Foundation, the Jewish National Fund, and The Children’s Hospital Foundation. In his free time, Dr. Webman spending time with his family, playing tennis, film, and travel.