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ELYSSA SUMMER MCCORMACK PA-C
NPI 1710593397
Physician Assistant in Fullerton, CA

Active since September 19, 2020PECOS Enrolled
101 E VALENCIA MESA DR, FULLERTON, CA 92835(714) 626-8500 Get Directions Write a Review

NPPES record last updated: January 26, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 26, 2022, Dec 13, 2021, Sep 19, 2020 (3 updates tracked since 2020).

About Elyssa Summer Mccormack Pa-c NPPES

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

ELYSSA SUMMER MCCORMACK PA-C (NPI 1710593397) is an individual physician assistant in Fullerton, California, licensed in California (PA58537) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Arcadia.

NPPES Registry Identity

NPI1710593397
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameELYSSA SUMMER MCCORMACKCredential: PA-C
Location Address101 E VALENCIA MESA DRFullerton, CA 92835-3809
Mailing Address101 E Valencia Mesa DrFullerton, CA 92835-3809 · (714) 626-8500
Phone(714) 626-8500
Sole ProprietorNo
Enumeration DateSeptember 19, 2020
Last NPPES UpdateJanuary 26, 20223 updates tracked since enumeration
NPPES CertifiedJanuary 26, 2022
✔ NPI 1710593397 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 · PA58537
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.
101 E VALENCIA MESA DR, Fullerton, CA 92835
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Secondary Practice Location 1

Location 1300 W Huntington DrArcadia, CA 91007-3402 · Phone (626) 898-8000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elyssa Summer Mccormack 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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
22 services22 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92835 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 20

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

PIUS J. KIM M.D.
Internal Medicine
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 447-5027
PARAM WALIA MD NEUROSCIENCES SERVICES CORPORATION
Neurological Surgery
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 446-5830
JOHN BYRON MACCARTHY MD
Anesthesiology
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 871-3280
GLORIA LYNN FRANKLIN NP MSN
Nurse Practitioner (Family)
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (909) 717-9589
DR. MARTIN JOSEPH BREEN JR. PHARM.D.
Pharmacist (Pharmacotherapy)
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 992-3143
NELSON IVAN AGUINAGA RN, FNP
Nurse Practitioner (Family)
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 871-3280
DR. JONATHON AHN MD
Anesthesiology
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 871-3280
MR. DANIEL BENJAMIN GRAVILONI RCP
Respiratory Therapist, Registered (Neonatal/Pediatrics)
101 E VALENCIA MESA DR
FULLERTON, CA 92835
Orange County (714) 992-3000

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 Elyssa Mccormack's NPI number?

The NPI number for Elyssa Mccormack is 1710593397. It was assigned to this individual provider in the NPPES registry on September 19, 2020.

Where is Elyssa Mccormack located?

Elyssa Mccormack practices at 101 E Valencia Mesa Dr, Fullerton, CA 92835. The listed phone number is (714) 626-8500.

What is Elyssa Mccormack's specialty?

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

Is Elyssa Mccormack enrolled in Medicare?

Yes. Elyssa Mccormack is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Elyssa Mccormack was last updated on January 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.