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ESTELLE AYYAD PA-C
NPI 1982900502
Physician Assistant in San Diego, CA

Active since January 28, 2011PECOS Enrolled
5575 RUFFIN RD, 100, SAN DIEGO, CA 92123(858) 277-2744 Get Directions Write a Review

NPPES record last updated: May 10, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 10, 2019, May 9, 2016 (2 updates tracked since 2016).

About Estelle Ayyad Pa-c NPPES

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

ESTELLE AYYAD PA-C (NPI 1982900502) is an individual physician assistant in San Diego, California, licensed in California (21912) and active in the NPI registry since January 2011. She is enrolled in Medicare PECOS and maintains a secondary practice location in New Rochelle.

NPPES Registry Identity

NPI1982900502
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameESTELLE AYYADCredential: PA-C
Location Address5575 RUFFIN RD, 100San Diego, CA 92123-1380
Mailing Address5575 Ruffin Rd, 100San Diego, CA 92123-1380 · (858) 277-2744
Phone(858) 277-2744
Sole ProprietorNo
Enumeration DateJanuary 28, 2011
Last NPPES UpdateMay 10, 20192 updates tracked since enumeration
✔ NPI 1982900502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in CA · 21912✔ Licensed in NY · 014377
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.
5575 RUFFIN RD, San Diego, CA 92123
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Secondary Practice Location 1

Location 1247 North Ave, 249New Rochelle, NY 10801-6404 · Phone (914) 632-4442

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Estelle Ayyad 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 92123 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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 10

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

DR. STEVEN MILES DC
Chiropractor
5575 RUFFIN RD, STE 230
SAN DIEGO, CA 92123
San Diego County (858) 569-6959
CHRISTOPHER KAREM DPT
Physical Therapist
5575 RUFFIN RD
SAN DIEGO, CA 92123
San Diego County (858) 277-2744
MR. ANDREW COLIN BULLOCK DO
Physical Medicine & Rehabilitation
5575 RUFFIN RD, #100
SAN DIEGO, CA 92123
San Diego County (858) 492-5410
DR. ADRIAN GEORGE MIKULICICH MD
Radiology (Neuroradiology)
5575 RUFFIN RD, STE 100
SAN DIEGO, CA 92123
San Diego County (858) 277-2744
SHARI WHITE
Physical Therapy Assistant
5575 RUFFIN RD, SUITE 100
SAN DIEGO, CA 92123
San Diego County (858) 277-2744
CAMI WALTON-THOEMING OTR/L
Occupational Therapist
5575 RUFFIN RD, SUITE 100
SAN DIEGO, CA 92123
San Diego County (858) 277-2744
U.S. HEALTHWORKS MEDICAL GROUP, PC
Clinic/Center (Urgent Care)
5575 RUFFIN RD, SUITE 100
SAN DIEGO, CA 92123
San Diego County (858) 277-2744
ARTURO LEON M.D.
Preventive Medicine (Occupational Medicine)
5575 RUFFIN RD
SAN DIEGO, CA 92123
San Diego County (858) 277-2744

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 Estelle Ayyad's NPI number?

The NPI number for Estelle Ayyad is 1982900502. It was assigned to this individual provider in the NPPES registry on January 28, 2011.

Where is Estelle Ayyad located?

Estelle Ayyad practices at 5575 Ruffin Rd 100, San Diego, CA 92123. The listed phone number is (858) 277-2744.

What is Estelle Ayyad's specialty?

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

Is Estelle Ayyad enrolled in Medicare?

Yes. Estelle Ayyad is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Estelle Ayyad was last updated on May 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.