Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephen Gerard Comeau, M.D.

Nephrology Physician in Bangor, ME · enumerated 2005.

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

National Provider Identifier

1538165402

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Registry record

Entity type Individual (Type 1)

Name Stephen Gerard Comeau

Credential M.D.

Sex Male

Practice address 417 State St, Ste 321, Bangor, ME, 04401

Phone (207) 973-8833

Fax (207) 973-8836

Enumeration date Jun 24, 2005

Last updated in NPPES May 6, 2010

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 016188 (ME) 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
243470099	Medicaid	ME	-

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 Stephen Comeau?

The National Provider Identifier (NPI) for Stephen Comeau is 1538165402, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephen Comeau practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-05-06.