Loading listings...
Loading listings...
Is this your business?
Claim your free profile to update your info, respond to reviews, and start getting leads from clients searching for physician professionals in Frederick.
We verify your phone before sharing it — no spam.
John Ohsann is a physician professional located in Frederick, MD. They specialize in physician assistant.
Looking for a physician professional in Frederick, MD? Contact John Ohsann to discuss your needs and schedule a consultation. Compare ratings and reviews to find the right professional for you.
How much does physician cost in Frederick, MD?
View 2026 pricing guide with cost breakdowns and local data
Ready to get started?
Compare professionals in your area to find the best fit.
Reach out in under a minute. John Ohsann will respond with availability and next steps.
John Ohsann is a physician based in Frederick, Maryland. He brings professional medical expertise to his practice. For information about his specific services, qualifications, and how he can assist with your healthcare needs, prospective patients are encouraged to reach out directly to discuss their medical concerns and treatment options.