NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Crystal Lina Bunnell

Marriage & Family Therapist in Ontario, CA · enumerated 2024 · practices at Milestone Marriage and Family Therapy Services Professional Corporati.

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

National Provider Identifier

1336901081

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Crystal Lina Bunnell
Sex Female
Practice address 3491 Concours Ste 202, Ontario, CA, 91764
Phone (909) 284-4504
Enumeration date Jan 29, 2024
Last updated in NPPES Jan 29, 2024

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 144522 (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 Crystal Lina Bunnell practice?
The practice location on file with NPPES is in Ontario, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Crystal Lina Bunnell?
The National Provider Identifier (NPI) for Crystal Lina Bunnell is 1336901081, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-29.