Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Jon M Baker, MD

Q: What is the NPI number for Jon Baker?

The National Provider Identifier (NPI) for Jon Baker is 1881676732, a Type 1 (individual) record in the CMS NPPES registry.

Surgery Physician in Warsaw, NY · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1881676732

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Registry record

Entity type Individual (Type 1)

Name Dr. Jon M Baker

Credential MD

Sex Male

Practice address 400 N Main St, Warsaw, NY, 14569

Phone (585) 786-8940

Enumeration date Nov 16, 2005

Last updated in NPPES Jun 8, 2016

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 163390 (NY) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
000526291003	Other	NY	BC/BS
02120836	Medicaid	NY	-
1711149	Other	NY	IH

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Jon Baker?

The National Provider Identifier (NPI) for Jon Baker is 1881676732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jon Baker practice?

The practice location on file with NPPES is in Warsaw, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-06-08.