Dr. John Geary Gregory , MD
Urology • Belfast, ME
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. John Gregory has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. John Gregory, MD was a registered Urology practicing in Belfast, ME. Throughout an active medical career spanning 20 years, Dr. Gregory provided care at the practice location at 116 NORTHPORT AVE until profile deactivation on 2025-12-18.
Practice Location & Contact Primary Location
116 Northport Ave
Suite 216
Belfast, ME 049156095
Specialty Benchmarks & Practice Insights
Comparative analytics for Urology in Belfast, ME
Practicing in Belfast, ME (76 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 208800000X
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Orthopaedic Surgery
Doctor of Medicine (M.D.)
Internal Medicine - Nephrology
Doctor of Medicine (M.D.)
Specialist
Doctor of Medicine (M.D.)
Surgery
Doctor of Medicine (M.D.)
Nurse Practitioner - Family
Family Nurse Practitioner
Physical Therapist
Physical Therapist
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on December 18, 2025
NPI status registered as active in NPPES database
Registered at 116 NORTHPORT AVE, SUITE 216, BELFAST, ME 049156095 (Tel: 2073389290)
Registered at 116 NORTHPORT AVE, SUITE 216, BELFAST, ME 049156095 (Tel: 2073389290)
Recorded as JOHN GREGORY, MD
Urology (License #015175 in ME)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
116 Northport Ave, Suite 216
Belfast, ME 049156095
Phone: 2073389290
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