National Provider Identifier

Peter Fields II, MD

Peter Fields II, MD is listed in the NPPES registry with a primary specialty of Gastroenterology Physician in Williamsville, NY and a listed phone number of (716) 626-5250.

NPI 1790246452Williamsville, NYGastroenterology Physician

Source: public NPPES record, last updated May 11, 2026. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1790246452
Provider Type
Individual
Primary Specialty
Gastroenterology Physician
Enumeration Date
March 26, 2019
Last Updated
May 11, 2026

Practice Location

  • 60 Maple RD Ste 1
  • Williamsville, NY 14221-2917

Phone: (716) 626-5250

Mailing Address

  • Elm And Carlton St
  • Buffalo, NY 14263-0001

Specialties

  • Gastroenterology Physician (207RG0100X)

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Biography

Peter Fields, MD, is a Williamsville gastroenterologist with Gastroenterology Associates LLP. His background includes medical school at the University at Buffalo’s Jacobs School of Medicine and Biomedical Sciences and internal medicine residency training at Dartmouth-Hitchcock, and he is listed as board certified in internal medicine and gastroenterology on his professional profile. He has also been affiliated with the University of Rochester Division of Gastroenterology and Hepatology in published inflammatory bowel disease research, including a 2024 study on an IBD disease severity index.

Related Providers

These published providers share the same primary specialty and city. This is a directory relationship, not a recommendation or verified affiliation.

Full Record
NPI
1790246452
Entity Type
Individual
Last Name
Fields
First Name
Peter
Name Prefix
Dr.
Name Suffix
II
Credential
MD
Mailing Street Address
Elm And Carlton St
Mailing City
Buffalo
Mailing State
NY
Mailing ZIP Code
14263-0001
Mailing Country
US
Mailing Phone
(716) 845-2300
Practice Street Address
60 Maple RD Ste 1
Practice City
Williamsville
Practice State
NY
Practice ZIP Code
14221-2917
Practice Country
US
Practice Phone
(716) 626-5250
Enumeration Date
March 26, 2019
Last Updated
May 11, 2026
Sex
Male
Sole Proprietor
No
Certification Date
May 11, 2026
Taxonomies
Gastroenterology Physician (207RG0100X)
Other Identifiers
07559759 (NY)