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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.

ISABELLA N RALSTIN
NPI 1821887118
Physician Assistant in San Andreas, CA

Active since May 02, 2025
1113 CA-49, SAN ANDREAS, CA 95249(209) 755-1400 Get Directions Write a Review

NPPES record last updated: November 6, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 6, 2026, May 5, 2025 (2 updates tracked since 2025).

About Isabella N Ralstin NPPES

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

ISABELLA N RALSTIN (NPI 1821887118) is an individual physician assistant in San Andreas, California, licensed in California (PA69349) and active in the NPI registry since May 2025.

NPPES Registry Identity

NPI1821887118
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameISABELLA N RALSTIN
Location Address1113 CA-49San Andreas, CA 95249
Mailing Address1113 Ca-49San Andreas, CA 95249 · (209) 755-1400
Phone(209) 755-1400
Sole ProprietorYes
Enumeration DateMay 2, 2025
Last NPPES UpdateNovember 6, 20262 updates tracked since enumeration
NPPES CertifiedNovember 4, 2026
✔ NPI 1821887118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA69349
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1113 CA-49, San Andreas, CA 95249
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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 Isabella Ralstin's NPI number?

The NPI number for Isabella Ralstin is 1821887118. It was assigned to this individual provider in the NPPES registry on May 2, 2025.

Where is Isabella Ralstin located?

Isabella Ralstin practices at 1113 Ca-49, San Andreas, CA 95249. The listed phone number is (209) 755-1400.

What is Isabella Ralstin'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 Isabella Ralstin was last updated on November 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.