Maine
Office of Professional and Occupational Regulation
JOHN T. KATZEN, M.D.
Medicine - Medical Doctor
License number
MD18974
Date granted
11/07/2011
Date expires
06/30/2015
Class
Medicine - Medical Doctor
Status
Active
mainelicensing.org
ID 21144312
LAST UPDATED 2026-04-13 00:42:42 UTC
LAST UPDATED 2026-04-13 00:42:42 UTC
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