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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MS. ISABELLA CASTELLANOS NP
NPI 1548194095
Family Medicine - Adult Medicine in Fresno, CA

Active since June 10, 2026
4023 W BROWN AVE, FRESNO, CA 93722(559) 720-0817 Get Directions Write a Review

NPPES record added: June 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Isabella Castellanos Np NPPES

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

MS. ISABELLA CASTELLANOS NP (NPI 1548194095) is an individual adult medicine provider in Fresno, California, licensed in California (847400) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1548194095
Entity TypeIndividualFemale
Primary Taxonomy207QA0505X
Provider Legal NameMS. ISABELLA CASTELLANOSCredential: NP
Location Address4023 W BROWN AVEFresno, CA 93722-6803
Mailing Address4023 W Brown AveFresno, CA 93722-6803
Phone(559) 720-0817
Sole ProprietorYes
Enumeration DateJune 10, 2026
NPPES CertifiedJune 10, 2026
✔ NPI 1548194095 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Adult MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0505X
License✔ Licensed in CA · 847400
Definition
The National Uniform Claim Committee (NUCC) recommends code 207QA0505X not be used. Choose a more appropriate code.
4023 W BROWN AVE, Fresno, CA 93722
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 Castellanos's NPI number?

The NPI number for Isabella Castellanos is 1548194095. It was assigned to this individual provider in the NPPES registry on June 10, 2026.

Where is Isabella Castellanos located?

Isabella Castellanos practices at 4023 W Brown Ave, Fresno, CA 93722. The listed phone number is (559) 720-0817.

What is Isabella Castellanos's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adult Medicine, with taxonomy code 207QA0505X.

When was this NPI record last updated?

The NPPES record for Isabella Castellanos was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.