Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexander R Harrison, M.D.

Anesthesiology Physician in Phoenix, AZ · enumerated 2014.

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

National Provider Identifier

1376960732

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Registry record

Entity type Individual (Type 1)

Name Alexander R Harrison

Credential M.D.

Sex Male

Practice address 350 W Thomas Rd, Phoenix, AZ, 85013

Phone (877) 602-4111

Enumeration date Mar 24, 2014

Last updated in NPPES Mar 6, 2021

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 64579-20 (WI) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 60002 (AZ) 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 Alexander Harrison?

The National Provider Identifier (NPI) for Alexander Harrison is 1376960732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexander Harrison practice?

The practice location on file with NPPES is in Phoenix, AZ. 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 2021-03-06.