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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.

KATHRYN MENDOZA BRIONES RN, NP
NPI 1336691328
Nurse Practitioner - Critical Care Medicine in Orange, CA

Active since October 26, 2016PECOS Enrolled
101 THE CITY DR S, ORANGE, CA 92868(714) 456-8888 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 11, 2026, Apr 21, 2026, Oct 26, 2016 (3 updates tracked since 2016).

About Kathryn Mendoza Briones Rn, Np NPPES

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

KATHRYN MENDOZA BRIONES RN, NP (NPI 1336691328) is an individual critical care medicine provider in Orange, California, licensed in California (95038030) and active in the NPI registry since October 2016. She is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1336691328
Entity TypeIndividualFemale
Primary Taxonomy363LC0200X
Provider Legal NameKATHRYN MENDOZA BRIONESCredential: RN, NP
Location Address101 THE CITY DR SOrange, CA 92868-3201
Mailing Address101 The City Dr SOrange, CA 92868-3201
Phone(714) 456-8888
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateOctober 26, 2016
Last NPPES UpdateAugust 11, 20263 updates tracked since enumeration
NPPES CertifiedAugust 11, 2026
✔ NPI 1336691328 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · Critical Care MedicinePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LC0200X
License✔ Licensed in CA · 95038030
Also ListedRegistered NurseTaxonomy 163W00000X · License 95315067 (CA), 718089-1 (NY)
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 431250 (NY)
101 THE CITY DR S, Orange, CA 92868
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Other Names 1

Other Name (5)Kaye Mendoza Briones Rn, Np

Secondary Practice Location 1

Location 11468 Madison AveNew York, NY 10029-6508 · Phone (212) 241-5111

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kathryn Mendoza Briones Rn, Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID749652568
PECOS Enrollment IDI20260713003674
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 92868 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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.

DR. ANKIT BHUPENDRA PATEL D.O.
Radiology (Diagnostic Radiology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-5113
DR. LAURA CATHERINE SKOCZYLAS MD
Obstetrics & Gynecology
101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868
Orange County (714) 456-8224
MICHAEL CHENG DO
Internal Medicine (Rheumatology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7110
AESTHETIC AND PLASTIC SURGERY INSTITUTE
Plastic Surgery
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-2986
JOSEPH VILLARREAL M.D.
Emergency Medicine
101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868
Orange County (714) 456-5239
DEMI TRAN
Psychiatry & Neurology (Neurology)
101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868
Orange County (171) 456-6693
DR. ISABEL CARLTON CLARK M.D.
Surgery (Trauma Surgery)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7890
DYLAN LUKATO
Emergency Medicine
101 THE CITY DR S
ORANGE, CA 92868
Orange County (415) 218-8041

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 Kathryn Briones's NPI number?

The NPI number for Kathryn Briones is 1336691328. It was assigned to this individual provider in the NPPES registry on October 26, 2016. The provider is also known as Kaye Mendoza Briones Rn, Np.

Where is Kathryn Briones located?

Kathryn Briones practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.

What is Kathryn Briones's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Critical Care Medicine, with taxonomy code 363LC0200X.

Is Kathryn Briones enrolled in Medicare?

Yes. Kathryn Briones is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kathryn Briones was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.