Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Alexandra Nathania Greaves, PA

Individual provider Emergency Medicine Physician · NPI 1912770298

Alexandra Nathania Greaves, PA is a Physician Assistant in New Hyde Park, New York. Graduated from State University of New York Downstate Medical Center in 2023, 3 years ago. Practices with Optum Urgent Care PLLC, a 69-clinician group. Licensed in New York.

Years since qualifying
3
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2023
Specialties on file
2
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

27005 76th Ave
New Hyde Park, NY 11040-1402
Phone: (718) 470-7500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 031045 (NY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 031045 (NY)

Record details

NPI number1912770298
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedOctober 30, 2023
Last updated in NPPESDecember 1, 2025
Certification dateDecember 1, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2023 (3 years in practice)
Group practice Optum Urgent Care Pllc — 69 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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