Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Carolyn Clayton Cahn, N.P.

Q: What is the NPI number for Carolyn Cahn?

The National Provider Identifier (NPI) for Carolyn Cahn is 1861418600, a Type 1 (individual) record in the CMS NPPES registry.

Nurse Practitioner in Carpinteria, CA · enumerated 2006.

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

National Provider Identifier

1861418600

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Registry record

Entity type Individual (Type 1)

Name Ms. Carolyn Clayton Cahn

Credential N.P.

Sex Female

Practice address 931 Walnut Ave, Carpinteria, CA, 93013

Phone (805) 560-1050

Fax (805) 560-1051

Enumeration date Jul 14, 2006

Last updated in NPPES Mar 14, 2013

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN202629 (CA) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NP9194 (CA) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

Other identifiers

Identifier	Type	State	Issuer
NP9197	Other	CA	LICENSE NUMBER
RN202629	Other	CA	RN LICENSE

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 Carolyn Cahn?

The National Provider Identifier (NPI) for Carolyn Cahn is 1861418600, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carolyn Cahn practice?

The practice location on file with NPPES is in Carpinteria, 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 2013-03-14.