Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Gregory I Shenk, M.D.

Specialist in Casa Grande, AZ · enumerated 2006 · practices at Az-Tech Radiology & Open Mri.

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

National Provider Identifier

1396793246

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Registry record

Entity type Individual (Type 1)

Name Dr. Gregory I Shenk

Credential M.D.

Sex Male

Practice address 1669 E Mcmurray Blvd, Casa Grande, AZ, 85222

Phone (520) 876-0297

Fax (480) 889-3501

Enumeration date May 4, 2006

Last updated in NPPES Nov 2, 2007

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 24970 (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
002936	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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Gregory Shenk?

The National Provider Identifier (NPI) for Gregory Shenk is 1396793246, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gregory Shenk practice?

The practice location on file with NPPES is in Casa Grande, AZ. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Az-Tech Radiology & Open Mri Specialist · Casa Grande, AZ NPI 1710945266

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-11-02.