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MADELINE GREGORY
NPI 1194504191
Physician Assistant in Newport Beach, CA

Active since September 27, 2023PECOS Enrolled
415 OLD NEWPORT BLVD STE 200, NEWPORT BEACH, CA 92663(949) 548-9611(949) 548-9958 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Madeline Gregory NPPES

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

MADELINE GREGORY (NPI 1194504191) is an individual physician assistant in Newport Beach, California and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1194504191
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMADELINE GREGORY
Location Address415 OLD NEWPORT BLVD STE 200Newport Beach, CA 92663-4252
Mailing Address415 Old Newport Blvd Ste 200Newport Beach, CA 92663-4252 · (949) 548-9611 · Fax (949) 548-9958
Phone(949) 548-9611
Fax(949) 548-9958
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 27, 2023
Last NPPES UpdateDecember 12, 2025
NPPES CertifiedDecember 12, 2025
✔ NPI 1194504191 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
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.
415 OLD NEWPORT BLVD STE 200, Newport Beach, CA 92663
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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)

Madeline Gregory is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8527585488
PECOS Enrollment IDI20250505003246
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 92663 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 4

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

HAIDE LANDEROS FNP
Nurse Practitioner (Family)
415 OLD NEWPORT BLVD STE 200
NEWPORT BEACH, CA 92663
Orange County (949) 548-9611
DR. ALLEN KUO MD, MPH
Internal Medicine (Interventional Cardiology)
415 OLD NEWPORT BLVD STE 200
NEWPORT BEACH, CA 92663
Orange County (949) 548-9611
GENNIE YEE MD
Internal Medicine (Cardiovascular Disease)
415 OLD NEWPORT BLVD STE 200
NEWPORT BEACH, CA 92663
Orange County (949) 548-9611
MS. CHRISTINE ANNE MILLARE PA
Physician Assistant (Medical)
415 OLD NEWPORT BLVD STE 200
NEWPORT BEACH, CA 92663
Orange County (949) 548-9611

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 Madeline Gregory's NPI number?

The NPI number for Madeline Gregory is 1194504191. It was assigned to this individual provider in the NPPES registry on September 27, 2023.

Where is Madeline Gregory located?

Madeline Gregory practices at 415 Old Newport Blvd Ste 200, Newport Beach, CA 92663. The listed phone number is (949) 548-9611.

What is Madeline Gregory's specialty?

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

Is Madeline Gregory enrolled in Medicare?

Yes. Madeline Gregory is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Madeline Gregory was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.