Dr. David WashingtonMD, MSc, FACP, FAAP, DipABLM
Internal Medicine
at Through Time Primary Care — Houston, TX
About
Dr. David Washington co-founded Through Time Primary Care after eight years serving the Greater Clear Lake Area as a primary care physician at Houston Methodist. He grew up in Toledo, Ohio, where he earned the Bishop's Cross Award at St. John's Jesuit High School for his commitment to service. He then studied Biology and Ethnomusicology at Brown University, graduating with honors, before earning his medical degree from the Warren Alpert Medical School of Brown University with a scholarly focus in Medical Humanities exploring music as a source of healing and health care disparities.
Dr. Washington completed a combined Internal Medicine-Pediatrics residency at Rhode Island Hospital, Hasbro Children's Hospital, and Women and Infants Hospital. He followed that with a two-year fellowship in Academic General Medicine and Pediatrics at Boston University and Boston Medical Center, where he taught medical students, conducted research, and practiced at a federally-qualified health center. He earned an MSc in Health Services Research and holds triple board certification in Internal Medicine, Pediatrics, and Lifestyle Medicine. He serves as a Fellow of both the American College of Physicians and the American Academy of Pediatrics. His peer-reviewed publications address health disparities, language access in primary care, and childhood asthma. He sees patients of all ages, from newborns through seniors. Outside medicine, he plays trombone and banjo, studies Latin and Japanese, and is a proud husband to a NASA Artemis Lunar Surface Mission Manager and father of two daughters.
Education & Training
Undergraduate
Brown University, Biology and Ethnomusicology, graduated with honors
Medical School
Warren Alpert Medical School of Brown University (scholarly focus in Medical Humanities)
Residency
Combined Internal Medicine–Pediatrics, Rhode Island Hospital, Hasbro Children's Hospital, and Women & Infants Hospital
Fellowship
Academic General Medicine and Pediatrics, Boston University and Boston Medical Center (2-year fellowship)
Additional Training
MSc in Health Services Research; worked in federally-qualified health center during fellowship
Certifications
Conditions Treated
Who is Dr. Washington right for?
Dr. Washington sees patients of all ages, making him an excellent fit for families who want one trusted physician across generations. Parents of newborns, children, and teens benefit from his pediatric training and his experience with developmental screenings and autism spectrum disorder evaluation. Adults managing diabetes, hypertension, asthma, obesity, or thyroid conditions fit naturally into his practice. His board certification in lifestyle medicine also suits patients who want to address chronic disease through structured behavior change. Patients interested in geriatric care, dementia evaluation, or ADHD management find his clinical range valuable.
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Internal MedicineFrequently Asked Questions
Dr. Washington sees patients of all ages, from newborns through seniors. His combined training in Internal Medicine and Pediatrics allows him to serve entire families, including infants, children, adolescents, adults, and older adults.
Yes. Dr. Washington holds triple board certification in Internal Medicine, Pediatrics, and Lifestyle Medicine. He is also a Fellow of the American College of Physicians (FACP) and a Fellow of the American Academy of Pediatrics (FAAP).
Dr. Washington treats diabetes, hypertension, asthma, obesity, high cholesterol, thyroid disorders, ADHD, depression, and anxiety. He also evaluates and manages autism spectrum disorder, pediatric developmental concerns, Alzheimer's disease, dementia, and sleep disorders.
Dr. Washington earned his medical degree from the Warren Alpert Medical School of Brown University. He completed a combined Internal Medicine-Pediatrics residency at Rhode Island Hospital, Hasbro Children's Hospital, and Women and Infants Hospital. He then completed a two-year fellowship in Academic General Medicine and Pediatrics at Boston University and Boston Medical Center, earning an MSc in Health Services Research.
Yes. Dr. Washington evaluates and manages autism spectrum disorder as part of his pediatric practice. His combined training in pediatrics and internal medicine equips him to support patients and families through evaluation, diagnosis, and ongoing management.
Yes. Dr. Washington holds board certification in Lifestyle Medicine and carries the Diplomate of the American Board of Lifestyle Medicine credential. Through Time Primary Care offers a structured 12-month Lifestyle Medicine Program addressing nutrition, physical activity, sleep, stress, relationships, and avoidance of harmful substances as an add-on to membership.
Yes. Dr. Washington has published peer-reviewed research on topics including health care disparities, childhood asthma, language access in primary care, and music as social medicine. His work has appeared in the Journal of the National Medical Association, the Journal for Racial and Ethnic Health Disparities, and other peer-reviewed publications.
Yes. Dr. Washington evaluates and manages Alzheimer's disease and dementia as part of his geriatric care services. His clinical background in internal medicine and his long history of caring for adults of all ages inform this aspect of his practice.
Dr. Washington has received multiple awards for high-quality care and high patient satisfaction over several years, with recognitions listed on US News Health. He has also taught medical students and residents and presented research at national scientific conferences.
Doctor profile last updated August 16, 2026