NPI Portal NPI Lookup & Verification

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

Dr. Alfredo Luis Axtmayer, MD

Orthopaedic Surgery Physician in Wallingford, CT · enumerated 2005.

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

National Provider Identifier

1598747602

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Registry record

Entity type Individual (Type 1)
Name Dr. Alfredo Luis Axtmayer
Credential MD
Sex Male
Practice address Wallingford, CT, 06492
Fax (203) 265-9159
Enumeration date Nov 15, 2005
Last updated in NPPES Mar 30, 2011

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

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 022215 (CT) 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
2V3535 Other CT HEALTHNET ID #
004239176 Medicaid CT -
010022215CT07 Other CT ANTHEM ID #
0045604 Other CT AETNA ID #
P1279064 Other CT OXFORD ID #
783182 Other CT CONNECTICARE ID #

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 specialty is Alfredo Axtmayer?
Alfredo Axtmayer is registered in NPPES with the primary taxonomy of Orthopaedic Surgery Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-03-30.