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

Dr. Steven F Mosher, M.D.

Infectious Disease Physician in Brunswick, GA · enumerated 2005 · practices at Island Medical, P.C..

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

National Provider Identifier

1205837150

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Registry record

Entity type Individual (Type 1)

Name Dr. Steven F Mosher

Credential M.D.

Sex Male

Practice address Brunswick, GA, 31520

Phone (912) 466-5196

Fax (912) 466-5197

Enumeration date Aug 2, 2005

Last updated in NPPES Dec 17, 2025

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

Taxonomy & licenses

207RI0200X Infectious Disease Physician Allopathic & Osteopathic Physicians · License A62034 (CA) 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
00A620341	Medicaid	CA	-
A62034	Other	CA	MEDICARE

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 Steven Mosher?

The National Provider Identifier (NPI) for Steven Mosher is 1205837150, a Type 1 (individual) record in the CMS NPPES registry.

Where does Steven Mosher practice?

The practice location on file with NPPES is in Brunswick, GA. 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 2025-12-17.