ZAHRA GHIASSI-NEJAD MD, PHD
NPI 1982946505
Radiology - Radiation Oncology in New York, NY
About Zahra Ghiassi-nejad Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZAHRA GHIASSI-NEJAD MD, PHD (NPI 1982946505) is an individual radiation oncology provider in New York, New York, licensed in New York (276584) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and maintains a secondary practice location in Cortlandt Manor.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Zahra Ghiassi-nejad Md, Phd 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.
Medicare Billing Reassignments
5Medicare enrollment records show Zahra Ghiassi-nejad reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 3,922 clinicians in this Medicare group
New York, NY 10035
- Reassigned Medicare billing, New York enrollment
- 87 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 36 clinicians in this Medicare group
Bronxville, NY 10708
- Reassigned Medicare billing, New York enrollment
- 531 clinicians in this Medicare group
Cortlandt Manor, NY 10567
- Reassigned Medicare billing, New York enrollment
- 307 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 14
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
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 Zahra Ghiassi-nejad's NPI number?
The NPI number for Zahra Ghiassi-nejad is 1982946505. It was assigned to this individual provider in the NPPES registry on March 21, 2013.
Where is Zahra Ghiassi-nejad located?
Zahra Ghiassi-nejad practices at 622 West 168th Street Chony North B Level, New York, NY 10032. The listed phone number is (212) 305-5050.
What is Zahra Ghiassi-nejad's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Zahra Ghiassi-nejad enrolled in Medicare?
Yes. Zahra Ghiassi-nejad 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.
Which organizations bill Medicare for Zahra Ghiassi-nejad's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zahra Ghiassi-nejad reassigns Medicare benefits to 5 organizations: Trustees Of Columbia University In The City Of New York (New York, NY), The New York Proton Center (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Lawrence Medical Associates, PC (Bronxville, NY) and The Westchester Medical Practice, PC (Cortlandt Manor, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Zahra Ghiassi-nejad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Zahra Ghiassi-nejad affiliated with any hospitals?
According to CMS data, Zahra Ghiassi-nejad is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Zahra Ghiassi-nejad was last updated on May 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Zahra Ghiassi-Nejad, MD, PHD · NPI 1982946505
Radiation Oncology physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 21, 2013.
## Identity
- **NPI:** 1982946505 (Entity type: Individual)
- **Enumerated:** March 21, 2013
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 276584 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 622 WEST 168TH STREET, CHONY NORTH B LEVEL, New York, NY 10032
- **Phone:** (212) 305-5050
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Trustees Of Columbia University In The City Of New York (NPI 1477068971, New York, NY); The New York Proton Center (NPI 1609363670, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1770856254, New York, NY); Lawrence Medical Associates, PC (NPI 1497260806, Bronxville, NY); The Westchester Medical Practice, PC (NPI 1982109120, Cortlandt Manor, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Icahn School Of Medicine At Mount Sinai, class of 2013
## Record status
- **NPPES last updated:** May 2, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1982946505) · Data from the CMS NPPES public registry.