Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1942266416 Individual Practitioner Male Practitioner

Dr. William R Horner , MD

Specialist • Bangor, ME

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. William Horner, MD is a registered healthcare professional specializing in Specialist in Bangor, ME. Official NPI practice address is registered at 417 STATE ST.

Practice Location & Contact Primary Location

Practice Address

417 State St
Suite 330

Bangor, ME 044016630

Telephone 2079475241
Fax 2079738880
Associated Practice Facility / Clinic
🏢 Northeast Nephrology Pa Facility NPI 1336145200

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Bangor, ME

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 33.4 Yrs
State Avg: 33.1 Yrs
Regional Practice Density
34 Specialists

Practicing in Bangor, ME (267 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License ME 006926

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

13 Associated Practitioners
Dr. Steven Kozusko , MD, MED

Surgery - Plastic and Reconstructive Surgery

NPI 1033598248

Doctor of Medicine (M.D.), Master of Education

Kelsie Espling , PA-C

Physician Assistant - Surgical

NPI 1063181899

Physician Assistant (Certified)

Grace Pearson , PA-C

Physician Assistant

NPI 1063836849

Physician Assistant (Certified)

NPI 1194772061

Doctor of Medicine (M.D.)

NPI 1467528737

Doctor of Medicine (M.D.)

Dr. Alexander Fisher , MD

Surgery - Surgical Oncology

NPI 1508284738

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 417 STATE ST, SUITE 330, BANGOR, ME 044016630 (Tel: 2079475241)

📍
Updated Business Mailing Address July 08, 2007

Registered at 417 STATE ST, SUITE 330, BANGOR, ME 044016630 (Tel: 2079475241)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM HORNER, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Specialist (License #006926 in ME)

🟢
Initial NPI Registration & Enumeration April 25, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1942266416
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 25, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

417 State St, Suite 330

Bangor, ME 044016630

Phone: 2079475241

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.