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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. ANDREA MARIE RATTO PA
NPI 1356341036
Physician Assistant in Watsonville, CA

Active since July 26, 2005
9 CRESTVIEW DR, WATSONVILLE, CA 95076(831) 763-8400(831) 763-8127 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Andrea Marie Ratto Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. ANDREA MARIE RATTO PA (NPI 1356341036) is an individual physician assistant in Watsonville, California, licensed in California (11591) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1356341036
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. ANDREA MARIE RATTOCredential: PA
Location Address9 CRESTVIEW DRWatsonville, CA 95076-2723
Mailing Address718 Trevethan AveSanta Cruz, CA 95065-1347 · (831) 457-8917
Phone(831) 763-8400
Fax(831) 763-8127
Sole ProprietorNo
Enumeration DateJuly 26, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1356341036 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · 11591
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
9 CRESTVIEW DR, Watsonville, CA 95076
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Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. NANCY RUTH ELLIOTT PA
Physician Assistant
9 CRESTVIEW DR
WATSONVILLE, CA 95076
Santa Cruz County (831) 763-8400
LYNN JOHNSON N.P.
Nurse Practitioner
9 CRESTVIEW DR
WATSONVILLE, CA 95076
Santa Cruz County (831) 763-8400
ALICE JANE LAWRENCE MD
Pediatrics
9 CRESTVIEW DR
WATSONVILLE, CA 95076
Santa Cruz County (831) 763-8400
MS. MARILYN KAY MARZELL PAC
Physician Assistant
9 CRESTVIEW DR
WATSONVILLE, CA 95076
Santa Cruz County (831) 763-8400
PUENTES AL SUR
Clinic/Center (Adult Mental Health)
9 CRESTVIEW DR
WATSONVILLE, CA 95076
Santa Cruz County (831) 454-5179

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrea Ratto's NPI number?

The NPI number for Andrea Ratto is 1356341036. It was assigned to this individual provider in the NPPES registry on July 26, 2005.

Where is Andrea Ratto located?

Andrea Ratto practices at 9 Crestview Dr, Watsonville, CA 95076. The listed phone number is (831) 763-8400.

What is Andrea Ratto's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Andrea Ratto was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.