Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Michael D. Maggioncalda, DO

Family Medicine Physician in Rohnert Park, CA · enumerated 2006.

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

National Provider Identifier

1043394042

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Registry record

Entity type Individual (Type 1)

Name Michael D. Maggioncalda

Credential DO

Sex Male

Practice address 5900 State Farm Dr, Rohnert Park, CA, 94928

Phone (707) 206-3000

Enumeration date Oct 25, 2006

Last updated in NPPES Dec 8, 2021

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 20A6628 (CA) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
00AX66280	Medicaid	CA	-

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 Michael Maggioncalda?

The National Provider Identifier (NPI) for Michael Maggioncalda is 1043394042, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Maggioncalda practice?

The practice location on file with NPPES is in Rohnert Park, CA. 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 2021-12-08.