Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Robert J Doiron, MD, MAS

Surgery Physician in Biddeford, ME · enumerated 2012.

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

National Provider Identifier

1598028300

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Registry record

Entity type Individual (Type 1)

Name Robert J Doiron

Credential MD, MAS

Sex Male

Practice address 9 Healthcare Dr, Biddeford, ME, 04005

Phone (207) 284-2630

Enumeration date Jun 18, 2012

Last updated in NPPES Jul 28, 2021

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License A127346 (CA) Secondary

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License MD23480 (ME) Primary

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

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 Robert Doiron?

The National Provider Identifier (NPI) for Robert Doiron is 1598028300, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Doiron practice?

The practice location on file with NPPES is in Biddeford, 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 2021-07-28.