Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christa Massie

Assistant Behavior Analyst in San Francisco, CA · enumerated 2022.

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

National Provider Identifier

1932853306

Verified

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Registry record

Entity type Individual (Type 1)

Name Christa Massie

Sex Female

Practice address 795 Folsom St # 110, San Francisco, CA, 94107

Phone (707) 373-7003

Enumeration date Feb 4, 2022

Last updated in NPPES Feb 4, 2022

Taxonomy & licenses

106E00000X Assistant Behavior Analyst Behavioral Health & Social Service Providers · License 247200000X (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
462843213	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 Christa Massie?

The National Provider Identifier (NPI) for Christa Massie is 1932853306, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christa Massie practice?

The practice location on file with NPPES is in San Francisco, 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 2022-02-04.