Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. John H. Prock, MFT

Q: What is the NPI number for John Prock?

The National Provider Identifier (NPI) for John Prock is 1730245762, a Type 1 (individual) record in the CMS NPPES registry.

Marriage & Family Therapist in El Dorado, CA · enumerated 2006.

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

National Provider Identifier

1730245762

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Registry record

Entity type Individual (Type 1)

Name Mr. John H. Prock

Credential MFT

Sex Male

Practice address 6980 Crystal Blvd, El Dorado, CA, 95623

Phone (530) 620-5577

Enumeration date Dec 27, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License MFC 19707 (CA) Primary

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 Prock?

The National Provider Identifier (NPI) for John Prock is 1730245762, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Prock practice?

The practice location on file with NPPES is in El Dorado, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.