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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.

MARINA WILSON RIAD PA-C
NPI 1124858758
Physician Assistant in Irvine, CA

Active since August 07, 2024PECOS Enrolled
15625 ALTON PKWY STE D, IRVINE, CA 92618(949) 396-6950(949) 396-6950 Get Directions Write a Review

NPPES record last updated: July 25, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 25, 2026, Mar 17, 2025, Aug 7, 2024 (3 updates tracked since 2024).

About Marina Wilson Riad Pa-c NPPES

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

MARINA WILSON RIAD PA-C (NPI 1124858758) is an individual physician assistant in Irvine, California, licensed in California (PA66018) and active in the NPI registry since August 2024. She is enrolled in Medicare PECOS and maintains a secondary practice location in Corona.

NPPES Registry Identity

NPI1124858758
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARINA WILSON RIADCredential: PA-C
Location Address15625 ALTON PKWY STE DIrvine, CA 92618-7319
Mailing Address10413 Bellder DrDowney, CA 90241-2632
Phone(949) 396-6950
Fax(949) 396-6950
Sole ProprietorNo
Enumeration DateAugust 7, 2024
Last NPPES UpdateJuly 25, 20263 updates tracked since enumeration
NPPES CertifiedJuly 25, 2026
✔ NPI 1124858758 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 · PA66018
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.
15625 ALTON PKWY STE D, Irvine, CA 92618
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Secondary Practice Location 1

Location 1222 W 6th StCorona, CA 92882-3301 · Phone (888) 682-6282

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marina Wilson Riad Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 92618 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 2

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

DR. GEORGE TUN MD
Psychiatry & Neurology (Psychiatry)
15625 ALTON PKWY STE D
IRVINE, CA 92618
Orange County (949) 396-6950
GEORGE TUN MD INC
Psychiatry & Neurology (Psychiatry)
15625 ALTON PKWY STE D
IRVINE, CA 92618
Orange County (949) 396-6950

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 Marina Riad's NPI number?

The NPI number for Marina Riad is 1124858758. It was assigned to this individual provider in the NPPES registry on August 7, 2024.

Where is Marina Riad located?

Marina Riad practices at 15625 Alton Pkwy Ste D, Irvine, CA 92618. The listed phone number is (949) 396-6950.

What is Marina Riad's specialty?

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

Is Marina Riad enrolled in Medicare?

Yes. Marina Riad is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Marina Riad was last updated on July 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.