Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Monica Marie Sullivan, OTR

Occupational Therapist in Laguna Hills, CA · enumerated 2007.

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

National Provider Identifier

1881800720

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Registry record

Entity type Individual (Type 1)

Name Mrs. Monica Marie Sullivan

Credential OTR

Sex Female

Practice address 23271 Verdugo Dr, #B, Laguna Hills, CA, 92653

Phone (949) 707-5555

Enumeration date May 15, 2007

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 218 (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

What is the NPI number for Monica Sullivan?

The National Provider Identifier (NPI) for Monica Sullivan is 1881800720, a Type 1 (individual) record in the CMS NPPES registry.

Where does Monica Sullivan practice?

The practice location on file with NPPES is in Laguna Hills, CA. 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 2007-07-08.