NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mark T Caylor, MD

Orthopaedic Surgery Physician in Anchorage, AK · enumerated 2005 · practices at Alaska Orthopedic Specialists, LLC.

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

National Provider Identifier

1740289222

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mark T Caylor
Credential MD
Sex Male
Practice address 301 W Northern Lights Blvd Ste 600, Anchorage, AK, 99503
Phone (907) 563-2663
Fax (907) 333-2948
Enumeration date Jul 18, 2005
Last updated in NPPES Nov 19, 2025

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 6132 (AK) 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
5344480 Other - AETNA
59167304 Other AL BCBS
207X00000X Other AK TAXONOMY CODE
1011968 Medicaid AK -
13007 Other FL BCBS
009918765 Medicaid AL -
264484300 Medicaid FL -

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 Mark Caylor?
The National Provider Identifier (NPI) for Mark Caylor is 1740289222, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Caylor practice?
The practice location on file with NPPES is in Anchorage, AK. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-19.