NPI Portal NPI Lookup & Verification

Ann C Larocca

Ann C Larocca is a Family Nurse Practitioner provider (Nurse Practitioner) practicing in Clearlake, CA, registered in the NPPES registry with NPI 1306149240 since 2010.

✓ Active NPI ✓ Valid NPI checksum

NPI 1306149240
Entity type Individual (Type 1)
Name Ann C Larocca
Sex Female
Practice address 15230 LAKESHORE DR, Clearlake, CA, 95422
Phone 7079954500
Enumeration date 2010-12-15
Last updated in NPPES 2017-02-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
363LF0000X Family Nurse Practitioner Primary 296025 CA
Copy-ready billing details
Provider: Ann Larocca
NPI: 1306149240
Taxonomy: 363LF0000X (Family Nurse Practitioner)
Address: 15230 LAKESHORE DR, Clearlake, CA, 95422

Other providers at this practice address

NPI Name Type Specialty Location
1770580268 Lake Health Services Organization Community/Retail Pharmacy Clearlake, CA
1962473074 John Weeks Individual Family Medicine Physician Clearlake, CA
1639111404 Christopher Lombardo Individual Otolaryngology Physician Clearlake, CA
1811920523 Sharon Larock Individual Obstetrics & Gynecology Nurse Practitioner Clearlake, CA
1598798233 Wolfgang Schug Individual Family Medicine Physician Clearlake, CA
1205851656 Gail Marquette Individual Family Medicine Physician Clearlake, CA
1275558785 Morton Levine Individual Pediatrics Physician Clearlake, CA
1386659167 Raymond Jennings Individual Internal Medicine Physician Clearlake, CA

Verify this record

Cross-check NPI 1306149240 against the authoritative CMS record: view Ann C Larocca 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 Ann Larocca?
The National Provider Identifier (NPI) for Ann Larocca is 1306149240, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ann Larocca practice?
The practice location on file with NPPES is in Clearlake, 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 2017-02-08.