Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Diana Tafolla

Peer Specialist in Oakland, CA · enumerated 2025 · practices at Alameda County.

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

National Provider Identifier

1912879966

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Registry record

Entity type Individual (Type 1)

Name Diana Tafolla

Sex Female

Practice address 7200 Bancroft Ave Ste 125c, Oakland, CA, 94605

Phone (510) 701-9857

Enumeration date Sep 19, 2025

Last updated in NPPES Aug 14, 2026

Taxonomy & licenses

175T00000X Peer Specialist Other Service Providers 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 Diana Tafolla?

The National Provider Identifier (NPI) for Diana Tafolla is 1912879966, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diana Tafolla practice?

The practice location on file with NPPES is in Oakland, CA. 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 2026-08-14.