Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Sierra Washington, RBT

Behavior Technician in Phoenix, AZ · enumerated 2019.

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

National Provider Identifier

1295373900

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Registry record

Entity type Individual (Type 1)

Name Sierra Washington

Credential RBT

Sex Female

Practice address 3420 E Shea Blvd Ste 200, Phoenix, AZ, 85028

Phone (520) 485-8846

Enumeration date Dec 12, 2019

Last updated in NPPES Dec 12, 2019

Taxonomy & licenses

106S00000X Behavior Technician Behavioral Health & Social Service Providers · License 19-107766 (AZ) Primary

Other identifiers

Identifier	Type	State	Issuer
19-107766	Other	AZ	RBT

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 Sierra Washington?

The National Provider Identifier (NPI) for Sierra Washington is 1295373900, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sierra Washington practice?

The practice location on file with NPPES is in Phoenix, AZ. 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 2019-12-12.