Find a Top Family Doctor Near Me in Germantown, MD – Book an Appointment Instantly

Marcus Jennings, MD, MSPH, is a detail-oriented, highly motivated sleep specialist at Sleep Services of Maryland, LLC, in Rockville, Germantown, Frederick, and Columbia, Maryland. Dr. Jennings is board-certified in family medicine and board-eligible in sleep medicine, with nearly a decade of experience using evidence-based methods to help patients sleep better.

Dr. Jennings specializes in treating obstructive sleep apnea (OSA), insomnia, narcolepsy, and other sleep disorders. He earned bachelor’s degrees with honors in biology and chemistry at Xavier University of Louisiana in New Orleans. He completed a master’s degree in public health at Tulane University’s School of Public Health and Tropical Medicine (TUSPH), also in New Orleans.

He attended the University of Tennessee’s Health Science Center College of Medicine in Memphis, Tennessee. He completed medical school with honors at Xavier University School of Medicine in Woodbury, New York.

Dr. Jennings completed a residency in family medicine at Louisiana State University Health Science Center in New Orleans, where he was chief resident. He completed a fellowship in sleep medicine at MedStar Georgetown University Hospital in Washington, DC.

Dr. Jennings has participated in many research studies and is a member of the American Academy of Sleep Medicine, the American Academy of Family Physicians, and several other professional organizations.

He enjoys using innovative technologies and treatments to help patients sleep soundly, feel better, and become the healthiest versions of themselves. Dr. Jennings welcomes new and existing patients to Sleep Services of Maryland, LLC, and looks forward to caring for them.

Abraham Mbangowah, MSN, FNP, is a compassionate family nurse practitioner with nearly 15 years of experience working with patients of all ages. He’s highly skilled in all areas of primary, urgent, and preventive care.

Abraham earned his associate's degree in general studies at Prince George’s Community College in Largo, Maryland. He received his bachelor’s degree in nursing at Coppin State University in Baltimore, Maryland, where he graduated cum laude and was a member of the Mary Mahoney Honors Society. Abraham received his master’s degree and family nurse practitioner training at Chamberlain University in Irving, Texas. 

He’s a certified family nurse practitioner (FNP). Abraham specializes in general medicine and all areas of primary care, including the treatment of illnesses, diseases, and mental health conditions. He completes continuing education to provide the latest advances in medical care.

Abraham speaks English, French, and Creole. When he’s not working, he enjoys spending time with family and friends.

Abraham is passionate about caring for his patients and warmly welcomes them to Diversity Health Clinic LLC.  

Akukeng W. Mba, MSN, FNP, CFCS, is an experienced family nurse practitioner with 15 years of experience, including almost five experience as a foot care specialist. She’s highly skilled in exceeding the general and podiatry needs of patients aged 12 and older.

Akukeng received her bachelor’s and master’s degrees in nursing and family nurse practitioner credentials from Coppin State University in Baltimore, Maryland. She is a registered nurse and family nurse practitioner (FNP) who maintains her advanced medical credentials with continuing education.

Akukeng has worked in hospital and clinic settings. She has expertise in medication administration, nursing education, critical care medicine, healthcare management, advanced cardiac life support, and foot care. Akukeng specializes in routine foot assessments, diabetic foot exams, callus debridement, and managing conditions that affect the toenails.

Akukeng loves spending time with her friends and family when she’s not caring for patients. She welcomes new and existing patients to Diversity Health Clinic LLC and looks forward to improving their health and quality of life. 

Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.

 Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.

Marcus Jennings, MD, MSPH, is a detail-oriented, highly motivated sleep specialist at Sleep Services of Maryland, LLC, in Rockville, Germantown, Frederick, and Columbia, Maryland. Dr. Jennings is board-certified in family medicine and board-eligible in sleep medicine, with nearly a decade of experience using evidence-based methods to help patients sleep better.

Dr. Jennings specializes in treating obstructive sleep apnea (OSA), insomnia, narcolepsy, and other sleep disorders. He earned bachelor’s degrees with honors in biology and chemistry at Xavier University of Louisiana in New Orleans. He completed a master’s degree in public health at Tulane University’s School of Public Health and Tropical Medicine (TUSPH), also in New Orleans.

He attended the University of Tennessee’s Health Science Center College of Medicine in Memphis, Tennessee. He completed medical school with honors at Xavier University School of Medicine in Woodbury, New York.

Dr. Jennings completed a residency in family medicine at Louisiana State University Health Science Center in New Orleans, where he was chief resident. He completed a fellowship in sleep medicine at MedStar Georgetown University Hospital in Washington, DC.

Dr. Jennings has participated in many research studies and is a member of the American Academy of Sleep Medicine, the American Academy of Family Physicians, and several other professional organizations.

He enjoys using innovative technologies and treatments to help patients sleep soundly, feel better, and become the healthiest versions of themselves. Dr. Jennings welcomes new and existing patients to Sleep Services of Maryland, LLC, and looks forward to caring for them.

Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.

 Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.

Gastro Center of Maryland, with locations in Annapolis, Columbia, Olney, Riverdale, Timonium and Gaithersburg, Maryland, is a medical facility that offers treatment for a variety of gastrointestinal and liver disorders:

• Management of a complete range of Gastrointestinal, Liver and Pancreatic disorders, including Acid reflux/GERD, Stomach ulcers, Celiac disease, Irritable bowel syndrome, Colitis & Crohn’s Disease, Liver disease, Hemorrhoids and Constipation, Rectal bleeding etc.
• Onsite Ambulatory Surgery Centers with State of the Art HD equipment, GI Genius™GIQuiC participation, and with accreditation from the Accreditation Associates for Abulatory Health Care, Inc. (AAAHC.)
• Innovative and cutting edge Diagnostics and Medical Treatment- including Bravo pH Testing, PillCam SB Capsule Endoscopy, STRETTA anti-reflux procedure, Orbera intragastric balloon procedure for weight loss and more.
• IBD Infusion Center for Biologic (Remicade, Entyvio, Stelara) and Injectafer infusions.

These are only a few of the many gastrointestinal conditions treated on a regular basis. Patients are offered individualized treatment plans based on state-of-the-art diagnostic tools and techniques that provide them with accurate and complete information. The professional staff at the facility have many years of experience to provide their patients with the most innovative and advanced treatments possible. The Providers focus on a comprehensive and Integrative treatment plan.

Gastro Center of Maryland is currently welcoming new patients, call or book an appointment online today!

Mrs. Monica Lovins, is a Certified Adult Nurse Practitioner who has been in health care for the last 40 years, advancing her career as a registered nurse in the ICU, Educator in the ICU as well as teaching at Catholic University of America while attaining her master’s in science with a GPA of 3.89, from Felician University, Lodi, New Jersey. She has received multiple nursing award to include excellence and expertise in multiple nursing modalities.

Monica joined Gastro Center of Maryland in 2017 after many years at John’s Hospital Bayview in the Department of Surgery, Bariatric Department. Her mission to treat all gastrointestinal diseases and facilitate, best outcomes for patients who suffer from chronic gastrointestinal diseases.

When off Monica enjoys quilting as well as spending time with family and friends.

Sandra Wittholz is a native of Mt. Pearl, Newfoundland, Canada. She received her Bachelors of Science in Nursing, with honors from the University of Kentucky and her Masters of Science in Nursing with a major in Women's Health from the University of Cincinnati. In 2002 she was awarded her Women's Health Nurse Practitioner Certificate from NCC; she was then licensed as a Certified Registered Nurse Practitioner- OB/GYN through the Maryland Board of Nursing in 2003 when site relocated to the state.

With over twenty years nursing experience, she has focused on Women's Health since 1997. Her previous work experience includes a position at Howard County General Hospital where she was a labor and delivery nurse. She is a member of the National Association of Nurse Practitioners in Women's Health. 

Sandra is an avid runner enjoying everything from 5k’s to full and half marathons. She and her husband, Mark, are the proud and busy parents of two children.

Alyssa Larimore, CRNP is a certified registered Nurse Practitioner specializing in women's health. She received a Bachelor of Science and a Master of Science degree from the University of Maryland School of Nursing in 2001. She is a certified Nurse Practitioner in Women's Health through the University of Maryland School of Nursing and the National Certification Corporation for Obstetric, Gynecologic and Neonatal Nursing. Alyssa is a busy mother of three young children. She loves spending time with her family and still manages to exercise regularly. As a native of Maryland, Alyssa is a Ravens and Terps fan and enjoys attending their games.

Leah is a family nurse practitioner with clinical experience in women’s health and pediatrics. Most recently Leah worked at an outpatient pediatric facility in Loudoun County VA. Leah received a Masters of Science in the Family Nurse Practitioner program at Shenandoah University in 2013. Leah received a Bachelors of Science in Nursing from Shepherd University in 2006. Leah was a labor and delivery nurse at Fredrick Memorial Hospital from 2006-2013. In her spare time, Leah enjoys recreational running and spending time with her family.

Selamawit Abegaz, MS, CRNP, WHNP-BC, joined Frederick's Capital Women's Care team in 2024. Her healthcare career began after graduating from Montgomery College in 2017 with an Associate Degree in Nursing. While working as a Registered Nurse (RN) in a high-risk perinatal center at Holy Cross Hospital, Selamawit continued her education and earned a Bachelor of Science in Nursing from the University of Maryland in 2020. Her deep compassion for improving women's health and commitment to promoting equity and inclusivity within the healthcare system motivated her to pursue a Master's degree in the Women's Health Nurse Practitioner (WHNP) Program at Georgetown University, which she completed in 2024. With extensive experience caring for high-risk obstetric patients, Selamawit has honed the ability to build therapeutic relationships with patients from diverse communities. The rigorous WHNP program at Georgetown University further equipped her to deliver high-quality, evidence-based healthcare.

Selamawit is a dedicated advocate for equal access to exceptional care. Her mission is to ensure everyone receives the highest standard of evidence-based care regardless of their background or circumstances. This commitment reflects her core belief that high-quality healthcare is a fundamental right for all, inspiring hope for a more equitable future.

Dr. Selanawit speaks Amharic fluently

When not working, Selamawit enjoys spending time with her family, practicing yoga, and traveling.

For over 10 years, I have been combining conventional and innovative methods to modern medicine in order to attain unbelievable healing results for my patients. Through active listening and thoughtful questioning, I am able to deliver high-quality care that utilizes the most advancement in medicine. I am particularly interested in health prevention, creating access and delivery of care that is cost-effective and appropriate for the individual. I graduated in 2009 with honors, where I completed my clinical training in Family Medicine. I am a board certified Family Nurse Practitioner. I was also a clinical faculty at DeSales University for 5 where I had the privilege of helping to mentor the next generation of nurse practitioners.

For over 10 years, I have been combining conventional and innovative methods to modern medicine in order to attain unbelievable healing results for my patients. Through active listening and thoughtful questioning, I am able to deliver high-quality care that utilizes the most advancement in medicine. I am particularly interested in health prevention, creating access and delivery of care that is cost-effective and appropriate for the individual. I graduated in 2009 with honors, where I completed my clinical training in Family Medicine. I am a board certified Family Nurse Practitioner. I was also a clinical faculty at DeSales University for 5 where I had the privilege of helping to mentor the next generation of nurse practitioners.