Dr. Adam BrittainMD, MA, FACP

Dr. Brittain focuses on men's health, hormone optimization, metabolic health, sleep, nutrition, and cognitive function. He also applies advanced diagnostics to uncover functional health gaps that routine lab panels often miss. His work spans preventive internal medicine and executive health.

Yes, Dr. Brittain holds board certification in internal medicine. He also carries the FACP designation from the American College of Physicians, reflecting his standing as a fellow in that organization.

Dr. Brittain applies the Sydenham Method's Seven Pillars framework: Genomics, Gut Health, Sleep, Hormones, Nutrition, Psychology, and Physiology. He treats these areas as a single connected system rather than isolated concerns. Every care plan he builds reflects that integrated approach.

Dr. Brittain approaches longevity as a question of quality, not just duration. He focuses on identifying the functional gaps that affect how well a patient feels and performs day to day, not just how long they live.

Dr. Brittain incorporates advanced diagnostics into his clinical work, including assessments that go well beyond standard lab panels. Through Sydenham, members can access whole genome sequencing, AI-driven cardiac CT, full-body MRI, and metabolic testing as part of their care.

Dr. Brittain primarily sees adults focused on preventive health, performance, and long-term wellness. He works frequently with men seeking hormone optimization or metabolic support, and with executives who want a rigorous, evidence-driven health strategy.

Dr. Brittain leads the Beverly Hills location, and Sydenham supports care continuity across multiple states. Members can discuss cross-location care options directly with the practice.