Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Milton Allen Matteson, PA-C

Medical Physician Assistant in Santa Fe, NM · enumerated 2005.

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

National Provider Identifier

1811980279

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Registry record

Entity type Individual (Type 1)

Name Mr. Milton Allen Matteson

Credential PA-C

Sex Male

Practice address 465 Saint Michaels Dr, Suite 110, Santa Fe, NM, 87505

Phone (505) 982-3534

Enumeration date Aug 31, 2005

Last updated in NPPES May 25, 2016

Taxonomy & licenses

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA2003-0039 (NM) Primary

Other identifiers

Identifier	Type	State	Issuer
34172866	Medicaid	NM	-

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

Where does Milton Matteson practice?

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

What is the NPI number for Milton Matteson?

The National Provider Identifier (NPI) for Milton Matteson is 1811980279, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-05-25.