1. Home
  2. Directory
  3. New York
  4. New Hyde Park
  5. Physician Assistant
  6. NPI Profile

ALEXANDRA NATHANIA GREAVES PA
NPI 1912770298
Physician Assistant in New Hyde Park, NY

Active since October 30, 2023PECOS Enrolled
27005 76TH AVE, NEW HYDE PARK, NY 11040(718) 470-7500 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 1, 2025, Dec 4, 2023, Oct 30, 2023 (3 updates tracked since 2023).

About Alexandra Nathania Greaves Pa NPPES

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

ALEXANDRA NATHANIA GREAVES PA (NPI 1912770298) is an individual physician assistant in New Hyde Park, New York, licensed in New York (031045) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of State University Of New York Downstate Medical Center (2023).

NPPES Registry Identity

NPI1912770298
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameALEXANDRA NATHANIA GREAVESCredential: PA
Location Address27005 76TH AVENew Hyde Park, NY 11040-1402
Mailing Address126 S 28th StWyandanch, NY 11798-2816 · (631) 896-6027
Phone(718) 470-7500
Sole ProprietorNo
Medical School CMSState University Of New York Downstate Medical CenterGraduated 2023
Enumeration DateOctober 30, 2023
Last NPPES UpdateDecember 1, 20253 updates tracked since enumeration
NPPES CertifiedDecember 1, 2025
✔ NPI 1912770298 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in NY · 031045
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.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 031045 (NY)
27005 76TH AVE, New Hyde Park, NY 11040
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexandra Nathania Greaves Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID244680734
PECOS Enrollment IDI20231226000516
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 11040 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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.

YELENA PYATOV MD
Family Medicine
27005 76TH AVE, DEPARTMENT OF PEDIATRICS
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7700
DR. FARHEEN HASAN MD
Internal Medicine
27005 76TH AVE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7000
LONG ISLAND JEWISH MEDICAL CENTER
General Acute Care Hospital
27005 76TH AVE, DEPARTMENT OF MEDICINE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7875
ELIZABETH ALISON HOWSE M.D.
Emergency Medicine
27005 76TH AVE, DEPARMENT OF EMERGENCY MEDICINE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7501
ANDY CHOY MD
Radiology (Diagnostic Radiology)
27005 76TH AVE, SUITE C204
NEW HYDE PARK, NY 11040
Nassau County (973) 692-8694
JOANNA M MIDY WHNP
Nurse Practitioner (Women's Health)
27005 76TH AVE
NEW HYDE PARK, NY 11040
Nassau County (516) 470-5304
XIXI XU
Nurse Anesthetist, Certified Registered
27005 76TH AVE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7000
TYLER WEINSTEIN
Physician Assistant (Medical)
27005 76TH AVE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7000

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 Alexandra Greaves's NPI number?

The NPI number for Alexandra Greaves is 1912770298. It was assigned to this individual provider in the NPPES registry on October 30, 2023.

Where is Alexandra Greaves located?

Alexandra Greaves practices at 27005 76th Ave, New Hyde Park, NY 11040. The listed phone number is (718) 470-7500.

What is Alexandra Greaves's specialty?

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

Is Alexandra Greaves enrolled in Medicare?

Yes. Alexandra Greaves is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexandra Greaves was last updated on December 1, 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.