NPI Portal NPI Lookup & Verification

Mr. James Warren Watts

Mr. James Warren Watts is a Case Management Agency provider (Case Management) practicing in Van Nuys, CA, registered in the NPPES registry with NPI 1790969558 since 2007.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1790969558
Entity type Individual (Type 1)
Name Mr. James Warren Watts
Sex Male
Practice address Van Nuys, CA, 91401
Phone 8183742000
Fax 8183742322
Enumeration date 2007-12-28
Last updated in NPPES 2007-12-28

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
251B00000X Case Management Agency Primary
Copy-ready billing details
Provider: James Watts
NPI: 1790969558
Taxonomy: 251B00000X (Case Management Agency)
Address: Van Nuys, CA, 91401

Other providers at this practice address

NPI Name Type Specialty Location
1730362146 Shyonta Mack Individual Case Management Agency Van Nuys, CA
1336322809 Ruben Montes Individual Case Management Agency Van Nuys, CA
1508035437 Brenda Rodriguez Individual Specialist Van Nuys, CA

Verify this record

Cross-check NPI 1790969558 against the authoritative CMS record: view Mr. James Warren Watts on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for James Watts?
The National Provider Identifier (NPI) for James Watts is 1790969558, a Type 1 (individual) record in the CMS NPPES registry.
Where does James Watts practice?
The practice location on file with NPPES is in Van Nuys, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-12-28.