Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Addison Behavioral Services

Q: What is the NPI number for Addison Behavioral Services?

The NPI for Addison Behavioral Services is 1609563204, a Type 2 (organization) record in the CMS NPPES registry.

Psychiatry Physician in Tempe, AZ · enumerated 2023 · authorized official Duncan Mwangi, Pmhnp.

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

National Provider Identifier

1609563204

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Registry record

Entity type Organization (Type 2)

Legal business name Addison Behavioral Services

Practice address 1717 S Dorsey Ln Apt 3070, Tempe, AZ, 85281

Phone (817) 734-6325

Enumeration date Apr 24, 2023

Last updated in NPPES Apr 24, 2023

Taxonomy & classification

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Duncan Mwangi

Title Pmhnp

Phone (817) 734-6325

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 Addison Behavioral Services?

The NPI for Addison Behavioral Services is 1609563204, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Addison Behavioral Services?

NPPES lists Duncan Mwangi (Pmhnp) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-24.