About
Dr. Mary Y. Tang earned her medical degree from Northwestern University Medical School in Chicago. She then completed her Internal Medicine residency at Loma Linda University Medical Center in California. Those two institutions gave her a strong foundation in both clinical medicine and hospital-level care.
With over 20 years of experience in Internal and Emergency Medicine, Dr. Tang specializes in managing urgent medical problems outside the clinical setting. D. in 2004 with a clear purpose: deliver high-quality primary care in the home and reduce unnecessary ER visits and hospitalizations. She also serves as Medical Director at local home health agencies, deepening her expertise in senior care coordination. Dr. Tang has lived in Grapevine for over 20 years and knows the community well. Outside of medicine, she enjoys traveling, skiing, snorkeling, and attending live musical theater.
Education & Training
Medical School
Northwestern University Medical School, Chicago
Residency
Internal Medicine, Loma Linda University Medical Center, California
Additional Training
Medical Director at local home health agencies
Conditions Treated
Who is Dr. Tang right for?
Dr. Tang is an excellent fit for adults who prefer or require care at home rather than a clinic. Older adults and geriatric patients benefit especially from her senior care coordination and mobile diagnostics. Patients managing chronic conditions like hypertension, diabetes, or heart disease will find her internal medicine background well-suited to their needs. Adults who want 24/7 direct physician access and same-day house calls will find her model practical and responsive.
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Frequently Asked Questions
Dr. Tang treats a broad range of adult medical conditions, including hypertension, diabetes, respiratory infections, and chronic disease management. She also handles urgent medical problems that would otherwise require an ER visit. Her background in Internal and Emergency Medicine lets her assess and treat complex conditions in the home setting.
Dr. Tang trained in Internal Medicine at Loma Linda University Medical Center and holds over 20 years of experience in Internal and Emergency Medicine. She earned her medical degree from Northwestern University Medical School in Chicago.
Dr. Tang focuses on Internal Medicine, Primary Care, Geriatric Medicine, and Preventive Medicine. She has particular expertise in managing urgent medical problems outside a clinical setting. Senior care coordination is also a central part of her practice.
Dr. Tang travels to the patient's location for urgent care needs. She brings mobile lab and radiology services to support on-site diagnosis and treatment. Her goal is to resolve urgent problems at home and reduce unnecessary ER visits and hospitalizations.
Yes, geriatric patients make up a key part of Dr. Tang's practice. She serves patients in assisted living facilities and retirement communities within her 18-mile service area. She also serves as Medical Director at local home health agencies, which strengthens her coordination of senior care services.
Dr. Tang builds custom medical plans for each patient she sees. She limits her panel to 200 patients so she can invest meaningful time on every visit. She coordinates with home health nursing agencies for nursing, physical therapy, occupational therapy, and speech therapy when needed.
Dr. Tang earned her medical degree from Northwestern University Medical School in Chicago. She then completed her Internal Medicine residency at Loma Linda University Medical Center in California.
Dr. Tang founded her mobile practice in 2004 and has lived in Grapevine for over 20 years. She knows the local community and its surrounding areas well. Her practice travels within an 18-mile radius of Grapevine.
Doctor profile last updated March 21, 2026