Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Robin Elaine Petersen, RN FNP

Nurse Practitioner in Grass Valley, CA · enumerated 2006.

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

National Provider Identifier

1447221213

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Registry record

Entity type Individual (Type 1)

Name Mrs. Robin Elaine Petersen

Credential RN FNP

Sex Female

Practice address 150 Catherine Ln, # D, Grass Valley, CA, 95945

Phone (530) 477-8358

Fax (530) 477-2015

Enumeration date Jan 30, 2006

Last updated in NPPES Jan 31, 2015

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 12010 (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

Where does Robin Petersen practice?

The practice location on file with NPPES is in Grass Valley, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Robin Petersen?

The National Provider Identifier (NPI) for Robin Petersen is 1447221213, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-01-31.