Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Gilbert M Wilcox, MD

Specialist in Portland, ME · enumerated 2006.

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

National Provider Identifier

1750446936

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Registry record

Entity type Individual (Type 1)

Name Dr. Gilbert M Wilcox

Credential MD

Sex Male

Practice address Portland, ME, 04101

Phone (207) 773-7964

Fax (207) 773-9073

Enumeration date Dec 27, 2006

Last updated in NPPES Dec 23, 2019

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 0102139 (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
100003458	Other	ME	RAILROAD MEDICARE
01-0418797	Other	ME	FEDERAL TAX ID
117070000	Medicaid	ME	-
E001889	Other	ME	TRICARE
037916	Other	ME	ANTHEM STAR NUMBER

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 Gilbert Wilcox?

The National Provider Identifier (NPI) for Gilbert Wilcox is 1750446936, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gilbert Wilcox practice?

The practice location on file with NPPES is in Portland, ME. 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 2019-12-23.