Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cristal Lizbeth Perez Sierra

Health & Wellness Coach in Santa Rosa, CA · enumerated 2025 · practices at Sonoma County Office of Education.

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

National Provider Identifier

1912862681

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Registry record

Entity type Individual (Type 1)

Name Cristal Lizbeth Perez Sierra

Sex Female

Practice address 5340 Skylane Blvd, Santa Rosa, CA, 95403

Phone (707) 524-2710

Enumeration date Dec 16, 2025

Last updated in NPPES Dec 16, 2025

Taxonomy & licenses

171400000X Health & Wellness Coach Other Service Providers · License C8F5FA17A9 (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

Where does Cristal Perez Sierra practice?

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

What is the NPI number for Cristal Perez Sierra?

The National Provider Identifier (NPI) for Cristal Perez Sierra is 1912862681, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-12-16.