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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.

MR. JAMES COSTELLO PA
NPI 1801883236
Pediatrics in Modesto, CA

Active since September 30, 2005
4120 PRESCOTT RD, MODESTO, CA 95356(209) 544-7300(209) 544-7323 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Mar 7, 2023 (2 updates tracked since 2023).

About Mr. James Costello Pa NPPES

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

MR. JAMES COSTELLO PA (NPI 1801883236) is an individual pediatrics provider in Modesto, California, licensed in California (PA10823) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1801883236
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMR. JAMES COSTELLOCredential: PA
Location Address4120 PRESCOTT RDModesto, CA 95356-8418
Mailing Address4120 Prescott RdModesto, CA 95356-8418 · (209) 544-7300 · Fax (209) 544-7323
Phone(209) 544-7300
Fax(209) 544-7323
Sole ProprietorNo
Enumeration DateSeptember 30, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1801883236 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · PA10823
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
4120 PRESCOTT RD, Modesto, CA 95356
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Other Providers at the Same Location NPPES 8

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

MISS DONNA SILVA NP
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
DR. JOSE LIMON-OLIVARES MD
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
VALLEY OAK PEDIATRIC ASSOCIATES
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
DR. PHILIP BAUMAN MD
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
ELIZABETH BAILEY NP
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
MR. LUYEN D PHAM MD
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
CHRISTINE YAJU CHAN M.D.
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300
DR. SARAH KOCH MD
Pediatrics
4120 PRESCOTT RD
MODESTO, CA 95356
Stanislaus County (209) 544-7300

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 James Costello's NPI number?

The NPI number for James Costello is 1801883236. It was assigned to this individual provider in the NPPES registry on September 30, 2005.

Where is James Costello located?

James Costello practices at 4120 Prescott Rd, Modesto, CA 95356. The listed phone number is (209) 544-7300.

What is James Costello's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for James Costello 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 28 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.