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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.

GAVIN RILEY SULLIVAN PA
NPI 1427916667
Physician Assistant in Madera, CA

Active since January 15, 2026PECOS Enrolled
344 E 6TH ST, MADERA, CA 93638(559) 664-4000(559) 675-5224 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 2, 2026, Jan 15, 2026 (2 updates tracked since 2026).

About Gavin Riley Sullivan Pa NPPES

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

GAVIN RILEY SULLIVAN PA (NPI 1427916667) is an individual physician assistant in Madera, California, licensed in California (67816) and active in the NPI registry since January 2026. He is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1427916667
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameGAVIN RILEY SULLIVANCredential: PA
Location Address344 E 6TH STMadera, CA 93638-3631
Mailing Address344 E 6th StMadera, CA 93638-3631 · (559) 664-4000 · Fax (559) 675-5224
Phone(559) 664-4000
Fax(559) 675-5224
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateJanuary 15, 2026
Last NPPES UpdateSeptember 2, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2026
✔ NPI 1427916667 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 · 67816
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.
344 E 6TH ST, Madera, CA 93638
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gavin Riley Sullivan Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7315422219
PECOS Enrollment IDI20260330000522
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93638 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.32 typical visit price
range $58.87 – $176.60
Typical copayment $22.58 (range $14.71 – $44.15)
Most-billed visit code 99203
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

SOLEDAD REYES FNP-C
Nurse Practitioner (Family)
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 666-4000
DANIELA IVONNE ULLOA
Dentist
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000
ALONDRA JUAREZ
Social Worker (Clinical)
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000
MADHURI SHUKLA APRN
Nurse Practitioner
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000
HARJEET K GILL NP
Nurse Practitioner (Family)
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000
CAROLINA GUTIERREZ GARCIA
Family Medicine
344 E 6TH ST
MADERA, CA 93638
Madera County (442) 228-0681
DR. GERARD N MAZO MD
General Practice
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000
GUILLERMO SANDOVAL MD
Pediatrics
344 E 6TH ST
MADERA, CA 93638
Madera County (559) 664-4000

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 Gavin Sullivan's NPI number?

The NPI number for Gavin Sullivan is 1427916667. It was assigned to this individual provider in the NPPES registry on January 15, 2026.

Where is Gavin Sullivan located?

Gavin Sullivan practices at 344 E 6th St, Madera, CA 93638. The listed phone number is (559) 664-4000.

What is Gavin Sullivan's specialty?

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

Is Gavin Sullivan enrolled in Medicare?

Yes. Gavin Sullivan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gavin Sullivan was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.