Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ramon (Ray) Kumar, M.D., is board-certified in cardiovascular disease and interventional cardiology. He specializes in coronary artery disease, peripheral vascular disease, congestive heart failure, palpitations, and valve disease. Dr. Kumar practices at HeartPlace Allen, Texas, where he is committed to providing the highest quality of care to his patients.
Dr. Kumar earned his Doctor of Medicine degree at UT Southwestern in Dallas, Texas. He completed his residency in internal medicine at Harvard Medical School/Beth Israel in Boston, Massachusetts, followed by multiple fellowships at the prestigious Texas Heart Institute in Houston, Texas.
Dr. Kumar has long served as a leader in the field of cardiology. His extensive experience includes directing catheterization labs and serving as STEMI Director in multiple healthcare systems, ensuring optimal care for acute heart attack patients. With his expertise in peripheral vascular interventions, complex coronary revascularization, and valve disease procedures, Dr. Kumar often manages challenging cases referred from across Texas and beyond.
Dr. Kumar’s dedication to his patients stems from a personal commitment to treating each individual like family, inspired by his own experiences. Outside of his medical practice, Dr. Kumar enjoys spending time with his wife and three children, weightlifting, swimming, playing pickleball, and exploring physics and philosophy.
BOARD CERTIFICATIONS:
Cardiovascular Disease
Interventional Cardiology
EDUCATION:
Fellowship, Interventional Cardiology: Texas Heart Institute, Houston, TX
Residency, Internal Medicine: Harvard Medical School/Beth Israel, Boston, MA
Medical School, MD Degree: UT Southwestern, Dallas, TX
HONORS & AWARDS:
Outstanding Resident Teacher Award, Harvard Medical School
Chief Interventional Fellow, Texas Heart Institute
OFFICE LOCATION:
HeartPlace Allen 1105 N. Central Expy., Bldg. 2 Ste. 2330 Allen, TX 75013
Bowden DM, Dubach MF, Snyder II RW, Askaris, German DC. Three-Dimensional Computer Analysis of MPTP-Induced Dopaminergic Cell Loss in the Monkey. Neuroscience Abstracts 9:166, 1985
Obagi A, Desai D, Mazahir U, Johnson D, Berger L. "Large Right Atrial Myxoma Presenting As Bilateral Pulmonary Embolism". Cureus. 2021 Jun 24;13(6):e15889. doi: 10.7759/cureus.15889. PMID: 34336411; PMCID: PMC8312776.
Obagi A, Tadepalli S, Reddy J, Cheriyath P, Okere A. "Complete Dissection of the Interventricular Septum Following Myocardial Infarction". Cureus. 2021 Jun 4;13(6):e15443. doi: 10.7759/cureus.15443. PMID: 34258112; PMCID: PMC8255049.
Ghetiya, S., Obagi, A., Calderon, D.. "‘Coughing Up Of Lung Tissue’: A Rare Case Of Plastic Bronchitis". Journal of the American College of Cardiology. 2017, Mar; 69(11): 2222.
Obagi, A., Ghetiya, S., Egnatovich, J., Heckkanellidis, J., Carson. M.,. (2017, March 18). "Compliance And Bleeding Using Updated Aha And Acc Heparin Dosing Guidelines For Non St Elevation Myocardial Infarction Patients". Journal of the American College of Cardiology, Volume 69, Issue 11 Supplement, March 2017 DOI: 10.1016/S0735-1097(17)34592-8.
Asif, A., Ghetiya, S., Obagi, A., Calderon, D., Mehandru, S., Masud, A., Salman, L., Dhamija, R.. "Subcutaneous ICDs"
Obagi, A., Calderon, D., Youdelman, B. (January, 2017). "Infective Endocarditis With Mechanical Aortic And Mitral Valves Replacement Complicated By Spontaneous Ascending Aortic Dissection And Rupture 20 Years Later". Poster presented at: MiamiValves; Miami, FL.
Obagi, A., Ghetiya, S., Carson, M., Berger, L.. (2017, May). "Incidental Finding of Basaloid Squamous Cell Carcinoma of the Thymus During Nuclear Stress Test Using Technetium (99mTc) Sestamibi". Poster presented at: American Thoracic Society (ATS); Washington, DC.
Obagi, A., Kretov, A., Demchuk, B., Johnson, D., Girardi, L., Chinnici. A.,. (2019, May). "Unusual Presentation of Chronic Type A Aortic Dissection (CTAD)". Poster presented at: American Thoracic Society (ATS); Dallas, TX.
Obagi A., Mazahir, U., Johnson, D., Berger, L.,. (2019, May). "Right Atrial Myxoma Presenting with Pulmonary Embolism". Poster presented at: American Thoracic Society (ATS); Dallas, TX.
Mazahir, U., Obagi, A., Okere, A., and Simsir, S.,. (March, 2019). "A Complicated Case Of Triple Valve Endocarditis With Emboli Successfully Treated With Surgery". Poster presented at: American College of Cardiology; New Orleans, LA.
Ghetyia, S., Kalathil, S., Obagi, A., Mccourt, K., Asif, A., Calderon, D. "The Use of Renin-Angiotensin System Inhibitors and Aldosterone Receptor Antagonists in Heart Failure Patients with CKD". Poster presented at: American Society of Nephrology; New Orleans, LA.
Fellowship, Cardiovascular Disease: University of Texas Southwestern Cardiology Fellowship
Residency, Internal Medicine: University of Texas Southwestern Medical School at Dallas
Medical School, MD Degree: University of Texas Southwestern Medical School at Dallas
Undergraduate, B.S. Neurobiology: The University of Texas at Austin
HONORS/AWARDS:
UT Southwestern Alumni Scholarship (2010)
Phi Beta Kappa Honor Society / Sigma Alpha Lambda Honor Society (2009)
Walter B. Smith Jr. Scholarship (2008)
Gerlad Walker Memorial Scholarship, Scottish Rite Memorial Scholarship, Garland Rotary Club Scholarship, Garland Health Science Scholarship, National MS Society Scholarship, Garland HS Hockey Scholarship (2006)
“Dr. Patel and Sammy are experts in their field of healthy living. All questions related to my hormone therapy, PRP and supplements are answered promptly. There is a minimal time in the waiting room. I highly recommend Dr. Patel !”
Dr. Thuy Ngoc Nguyen is a leading internist in the Dallas-Fort Worth Metroplex area with a focus on Anti-Aging, Regenerative and Functional Medicine. She practices at the Prima Health Clinic in Garland, TX, with her husband, Dr. Linh Ba Nguyen. Patients of the clinic can expect their overall health and wellbeing to be cared for by highly experienced medical professionals.
Dr. Thuy Ngoc Nguyen is a native of Dallas and grew up assisting her father Dr. Thanh Nguyen at the Prima Health Clinic. She attended the University of Dallas in Irving and graduated with Bachelor’s degree as Cum Laude in Biology. She then went to the University of Texas Medical Branch in Galveston. Dr. Nguyen then returned to Dallas for her Internship and Residency training in Internal Medicine at the Presbyterian Hospital of Dallas. Dr. Nguyen then joined her husband, Dr. Linh Ba Nguyen, and father at the Prima Health Clinic in 1996. She is devoted to early detection and determining the root cause of illnesses through functional testing. She also provides lifestyle and nutritional therapy. She is currently undergoing a Fellowship in Anti-Aging, Regenerative, and Functional Medicine.
When not practicing medicine and caring for patients, Dr. Thuy Ngoc Nguyen spends time with her three daughters.
Dr. Linh Ba Nguyen is a highly regarded internist, with a specialization in Sleep Medicine, practicing in the Dallas-Fort Worth Metroplex area. He and his wife Dr. Thuy Ngoc Nguyen treat their patients from the warm and comfortable Prima Health Clinic in Garland, TX.
Dr. Linh Ba Nguyen grew up in Houston and later attended the University of Dallas at Irving where he graduated Magna Cum Laude with a Bachelor’s degree in Biochemistry. He then went to the UT San Antonio Medical School and completed his internship in Internal Medicine. Dr. Nguyen transferred to the UTMB to complete his residency in Internal Medicine. He then joined the Prima Health Clinic in 1993. Dr. Nguyen is also board certified in Sleep Medicine, which he obtained in 2010.
Dr. Linh Ba Nguyen spends his spare time with the three daughters he has with his wife and is an avid runner. He has even run in marathons and a few triathlons.
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