Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. John Michael Mai, M.D.

Q: What is the NPI number for John Mai?

The National Provider Identifier (NPI) for John Mai is 1306086798, a Type 1 (individual) record in the CMS NPPES registry.

Urology Physician in Litchfield Park, AZ · enumerated 2009 · practices at Arizona Hernia and Surgical Associates, LLC.

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

National Provider Identifier

1306086798

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Registry record

Entity type Individual (Type 1)

Name Dr. John Michael Mai

Credential M.D.

Sex Male

Practice address 14044 W Camelback Rd Ste 118, Litchfield Park, AZ, 85340

Phone (623) 547-2600

Fax (623) 547-1899

Enumeration date Feb 25, 2009

Last updated in NPPES Jul 21, 2022

Taxonomy & licenses

208800000X Urology Physician Allopathic & Osteopathic Physicians · License 01067944A (IN) Secondary

208800000X Urology Physician Allopathic & Osteopathic Physicians · License 51207 (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
093165	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 John Mai?

The National Provider Identifier (NPI) for John Mai is 1306086798, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Mai practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.