About
Dr. Phi Lam grew up in Northern California, the son of Vietnamese immigrants who settled in Ithaca, New York. His father earned a PhD from Cornell University. S. in Biochemistry with a minor in Economics. After graduation, he conducted research at the Scripps Research Institute in the Department of Virology before beginning medical school.
He earned his medical degree from the Medical College of Virginia, then completed his Family Medicine residency at UC Davis in Sacramento, where his class selected him as chief resident. Dr. Lam holds board certification in Family Medicine and belongs to both the AMA and the AAFP. He brings over 15 years of medical experience, including five years as Medical Director of the Denbigh Patient First, where he built deep expertise in both urgent and primary care. He is a Biote certified provider for bioidentical hormone optimization and a registered practitioner for medical cannabis. He also holds certification in Botox and dermal filler procedures. Dr. Lam and his wife, an anesthesiologist and Department Chair at Riverside Regional Medical Center, have two sons. He coaches York County Little League and enjoys golf.
Education & Training
Undergraduate
UC San Diego, B.S. Biochemistry, minor in Economics
Medical School
Medical College of Virginia (accepted 2004)
Residency
Family Medicine, UC Davis, Sacramento (served as chief resident)
Additional Training
Scripps Research Institute, Department of Virology (post-graduation research)
Certifications
Conditions Treated
Who is Dr. Lam right for?
Dr. Lam works well for adults and families seeking a single physician who handles both primary and urgent care needs. Patients managing chronic conditions such as hypertension, diabetes, high cholesterol, thyroid disorders, asthma, or COPD benefit from his longitudinal focus. Those interested in hormone optimization, medical cannabis, or cosmetic procedures like Botox and dermal fillers find those services available in the same practice. His limited panel size means members reach him directly, any time of day.
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Frequently Asked Questions
Dr. Lam treats a broad range of acute and chronic conditions. These include hypertension, high cholesterol, diabetes, asthma, COPD, thyroid disorders, depression, anxiety, skin infections, and urinary tract infections. He also handles urgent care needs such as acute injuries, lacerations, abscesses, eye infections, and burns.
Yes. Dr. Lam holds board certification in Family Medicine. He is also a member of the American Medical Association and the American Academy of Family Physicians.
Dr. Lam earned his medical degree from the Medical College of Virginia. He completed his Family Medicine residency at UC Davis in Sacramento and served as chief resident of his class. Before medical school, he conducted post-graduate research at the Scripps Research Institute in the Department of Virology.
Yes. Dr. Lam is a Biote certified provider for bioidentical hormone optimization. He offers Biote estrogen and testosterone pellets as well as testosterone injectables. He also provides hormone replacement therapy more broadly as part of his clinical services.
Yes. Dr. Lam is a registered medical cannabis practitioner and offers medical cannabis certification as part of his services at County Med DPC.
Yes. Dr. Lam holds certification in Botox injections and dermal fillers, including lip fillers. He performs these procedures at County Med DPC in Yorktown.
Dr. Lam brings over 15 years of medical experience. Before founding County Med DPC, he spent five years as Medical Director of the Denbigh Patient First, where he developed extensive expertise in both primary care and urgent care.
Dr. Lam focuses on individual patient needs through extended face-to-face visits and direct communication. He keeps his panel limited so each member receives thorough, unhurried attention. He also places strong emphasis on preventive medicine and proactive health planning.
Yes. Dr. Lam offers MIC B12 (Lipo-C) injections and B12 injections as part of his weight management services. He also develops personalized diet and exercise treatment plans for members focused on metabolic health.
Doctor profile last updated April 10, 2026