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Call 760-924-4333
Male
Year joined staff: 2026
By appointment only.
85 Sierra Park Rd Mammoth Lakes, CA 93546
Samuel Fesenmeier, DO is a psychiatrist who provides outpatient psychiatric care, including diagnostic evaluation, medication management, and psychotherapy.
Dr. Fesenmeier completed his undergraduate studies at the University of Dayton, graduating with honors and distinction. He earned his medical degree from Marian University College of Osteopathic Medicine and completed his psychiatry residency at Tripler Army Medical Center in Honolulu, Hawai‘i. He currently practices part-time at Mammoth Hospital.
Outside of work, Dr. Fesenmeier enjoys spending time in the mountains, particularly snowboarding, golfing, hiking, and running.