Physician Profile
Based in Birmingham, AL, John Derzis, DO is listed in the NPI registry under internal medicine. John graduated from Edward Via Col of Osteo Medicine-Virginia Campus in 2023. John is also listed as specializing in student in an organized health care education program.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
817 PRINCETON AVE SW STE 210
Birmingham, AL 35211
833 Princeton Ave SW
Birmingham, AL 35211
Dr. Derzis is an internist in Birmingham, AL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Derzis is listed at 817 Princeton Ave Sw Ste 210, Birmingham, AL 35211. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (205) 592-1406. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Derzis's National Provider Identifier is 1366138729. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Derzis attended Edward Via Col of Osteo Medicine-Virginia Campus, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
Dr. Derzis has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Derzis. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.