About
Dr. Geoffrey L. Kamen is a board-certified family physician with more than two decades of clinical experience. He earned his medical degree from the Sackler School of Medicine in 2001. He holds certification from the American Board of Family Medicine, the ADHD Certified Clinical Services Provider credential, and BioTE certification for hormone optimization therapy. Dr. Kamen is also a member of the DPC Alliance and the AAFP.
His clinical focus spans ADHD evaluation and management, hormone optimization, and full-spectrum primary care. For ADHD, he takes a thorough, individualized approach. He explores how the condition intersects with work, school, and personal relationships rather than defaulting to a standard protocol. His ADHD program includes comprehensive evaluation, ECG review, QB Testing using an FDA-cleared neurocognitive tool, medication management, and treatment of co-occurring conditions such as anxiety, depression, and sleep difficulties. For hormone health, he uses comprehensive lab testing and individualized treatment plans with continuous monitoring for both men and women. He sees patients of all ages, including adolescents and geriatric patients, and treats a wide range of conditions from infections and skin issues to thyroid disorders, diabetes, and cardiovascular risk factors.
Education & Training
Medical School
Sackler School of Medicine (2001)
Certifications
Conditions Treated
Who is Dr. Kamen right for?
Dr. Kamen is a strong fit for adults and adolescents seeking thorough, individualized ADHD evaluation and ongoing management. Patients dealing with co-occurring anxiety, depression, or sleep difficulties will find his integrated approach especially useful. He also serves patients interested in hormone optimization, whether for fatigue, metabolic concerns, or age-related hormonal shifts. Adults managing chronic conditions such as diabetes, thyroid disorders, or high blood pressure benefit from his broad primary care scope. Patients who want direct physician access and same-day availability will feel at home here.
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Frequently Asked Questions
Dr. Kamen treats a wide range of conditions including ADHD, anxiety, depression, sleep apnea, high blood pressure, diabetes, thyroid disorders, high cholesterol, hormone imbalance, and obesity. He also handles infections, skin conditions, joint pain, gut health concerns, and STIs. His scope covers urgent care needs, women's and men's health, adolescent care, and geriatric care.
Dr. Kamen takes a deep, individualized approach to ADHD rather than using a one-size-fits-all protocol. He explores how the condition affects work, school, home life, and interpersonal situations. His evaluation includes a comprehensive assessment, ECG review, and QB Testing, an FDA-cleared computerized neurocognitive evaluation. He also treats co-occurring conditions like anxiety, depression, and sleep difficulties as part of his ADHD care.
Yes. Dr. Kamen holds board certification from the American Board of Family Medicine. He also holds the ADHD Certified Clinical Services Provider credential and BioTE certification for hormone optimization therapy.
Dr. Kamen earned his medical degree from the Sackler School of Medicine in 2001. He has practiced family medicine for over two decades.
Yes. Dr. Kamen is BioTE certified and provides physician-directed hormone optimization for both men and women. He uses comprehensive lab testing, in-office blood draws, and individualized treatment plans with continuous medical monitoring. Hormone optimization is available through the annual medical membership, with details reviewed during a consultation.
Yes. Dr. Kamen sees patients across California through secure telehealth. He offers in-person visits at his San Luis Obispo office and home visits in San Luis Obispo and surrounding areas.
Dr. Kamen sees patients across a broad age range, including adolescents, adults, and geriatric patients. His primary care scope covers adolescent care, women's and men's health, and Medicare wellness visits.
Yes. Dr. Kamen treats anxiety and depression, often as part of his ADHD program since these conditions frequently occur together. He also addresses mental health support within his broader primary care services.
Dr. Kamen is a member of the DPC Alliance and the American Academy of Family Physicians.
Doctor profile last updated June 11, 2026