NPI Portal NPI Lookup & Verification

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

Dr. Gregory M Hrasky, M.D.

Pediatric Orthopaedic Surgery Physician in Gilbert, AZ · enumerated 2006 · practices at Cactus Pediatric Orthopaedics, Pllc.

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

National Provider Identifier

1689635989

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Registry record

Entity type Individual (Type 1)
Name Dr. Gregory M Hrasky
Credential M.D.
Sex Male
Practice address Gilbert, AZ, 85297
Fax (480) 649-3746
Enumeration date Mar 28, 2006
Last updated in NPPES May 15, 2025

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

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 29410 (AZ) Secondary
207XP3100X Pediatric Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 29410 (AZ) 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
861037317 Other AZ TAX ID
29410 Other AZ LICENSE
597354 Medicaid AZ -

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.

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Frequently asked questions

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.
What specialty is Gregory Hrasky?
Gregory Hrasky is registered in NPPES with the primary taxonomy of Pediatric Orthopaedic Surgery Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-15.