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ALIZA REBECCA GELLER PA-C
NPI 1033995634
Physician Assistant in New York, NY

Active since September 07, 2023PECOS EnrolledAccepts Medicare Assignment
100 E 77TH ST, NEW YORK, NY 10075(617) 548-0169 Get Directions Write a Review

NPPES record last updated: September 25, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Aliza Rebecca Geller Pa-c NPPES

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

ALIZA REBECCA GELLER PA-C (NPI 1033995634) is an individual physician assistant in New York, New York, licensed in New York (034368) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1033995634
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameALIZA REBECCA GELLERCredential: PA-C
Location Address100 E 77TH STNew York, NY 10075-1850
Mailing Address250 E 73rd St Apt 5dNew York, NY 10021-4311 · (617) 548-0169
Phone(617) 548-0169
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 7, 2023
Last NPPES UpdateSeptember 25, 2025
NPPES CertifiedSeptember 25, 2025
✔ NPI 1033995634 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 NY · 034368
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.
100 E 77TH ST, New York, NY 10075
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Aliza Rebecca Geller Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446746200
PECOS Enrollment IDI20251231001059
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 10075 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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.

MRS. CATHERINE WILLIAMS HALL NURSE PRACTITIONER
Nurse Practitioner (Neonatal, Critical Care)
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-2000
MS. PUNAM SHERPA PA
Physician Assistant
100 E 77TH ST
NEW YORK, NY 10075
New York County (646) 752-1480
MARIA PUTILINA
Student in an Organized Health Care Education/Training Program
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-2150
LINDA MANGERA
Student in an Organized Health Care Education/Training Program
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-2000
JUSTIN WAN
Student in an Organized Health Care Education/Training Program
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-4763
AMANDA JEAN BATTISTA PA
Physician Assistant
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-2000
SAGAR MULAY
Anesthesiology
100 E 77TH ST
NEW YORK, NY 10075
New York County (731) 676-2644
REBECCA SAUNDERS AGACNP
Nurse Practitioner (Acute Care)
100 E 77TH ST
NEW YORK, NY 10075
New York County (212) 434-6500

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 Aliza Geller's NPI number?

The NPI number for Aliza Geller is 1033995634. It was assigned to this individual provider in the NPPES registry on September 7, 2023.

Where is Aliza Geller located?

Aliza Geller practices at 100 E 77th St, New York, NY 10075. The listed phone number is (617) 548-0169.

What is Aliza Geller's specialty?

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

Is Aliza Geller enrolled in Medicare?

Yes. Aliza Geller is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Aliza Geller was last updated on September 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.