MR. ONUR YILDIRIM MD
NPI 1134749724
Radiology - Neuroradiology in New York, NY

Active since April 23, 2020PECOS EnrolledAccepts Medicare Assignment
1275 YORK AVE, NEW YORK, NY 10065(212) 639-2000 Get Directions Write a Review

NPPES record last updated: April 23, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mr. Onur Yildirim Md NPPES

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

MR. ONUR YILDIRIM MD (NPI 1134749724) is an individual neuroradiology provider in New York, New York, licensed in New York (101779-01) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1134749724
Entity TypeIndividualMale
Primary Taxonomy2085N0700X
Provider Legal NameMR. ONUR YILDIRIMCredential: MD
Location Address1275 YORK AVENew York, NY 10065-6007
Mailing Address401 E 89th St Apt 6dNew York, NY 10128-6730 · (646) 775-7646
Sole ProprietorYes
Medical School CMSOtherGraduated 2013
Enumeration DateApril 23, 2020
NPPES CertifiedApril 23, 2020
✔ NPI 1134749724 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · NeuroradiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085N0700X
License✔ Licensed in NY · 101779-01
Definition
A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
1275 YORK AVE, New York, NY 10065

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

Mr. Onur Yildirim Md 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 ID749645091
PECOS Enrollment IDI20230420002180, I20250522000509
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Onur Yildirim reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Radiology
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, New York enrollment
  • 302 clinicians in this Medicare group
Medical Oncology
225 SUMMIT AVE
Montvale, NJ 07645
  • Reassigned Medicare billing, New Jersey enrollment
  • 401 clinicians in this Medicare group
Medical Oncology
480 RED HILL RD
Middletown, NJ 07748
  • Reassigned Medicare billing, New Jersey enrollment
  • 464 clinicians in this Medicare group
Medical Oncology
136 MOUNTAIN VIEW BLVD
Basking Ridge, NJ 07920
  • Reassigned Medicare billing, New Jersey enrollment
  • 385 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 30

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.

Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
456 services430 patients
Ct scan of soft tissue of neck with contrast 70491
A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.
225 services210 patients
3d radiographic procedure with computerized image postprocessing 76377
A 3D radiographic procedure with computerized image postprocessing is a high-tech imaging test. It uses X-rays to create detailed 3D images of the body. The computerized postprocessing further enhances these images for more precise diagnosis and treatment planning.
142 services135 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
110 services105 patients
Mri scan of lower spinal canal before and after contrast 72158
An MRI scan of the lower spinal canal with contrast is a non-invasive imaging procedure. It uses magnetic fields to generate detailed images of your lower spine. A contrast agent is injected to enhance these images, helping doctors see issues more clearly.
85 services84 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
84 services82 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330214
Location550 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

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.

Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Acute Care)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Pediatrics)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Internal Medicine (Hematology & Oncology)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Special Hospital
1275 YORK AVE, MEMORIAL SLOAN KETTERING CANCER CENTRE
NEW YORK, NY 10065

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 Onur Yildirim's NPI number?

The NPI number for Onur Yildirim is 1134749724. It was assigned to this individual provider in the NPPES registry on April 23, 2020.

Where is Onur Yildirim located?

Onur Yildirim practices at 1275 York Ave, New York, NY 10065. The listed phone number is (212) 639-2000.

What is Onur Yildirim's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.

Is Onur Yildirim enrolled in Medicare?

Yes. Onur Yildirim 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 Onur Yildirim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Onur Yildirim reassigns Medicare benefits to 4 organizations: Mskcc Radiology Group (New York, NY), Msk Bergen (Montvale, NJ), Msk Monmouth (Middletown, NJ) and Memorial Sloan Kettering Cancer Center At Basking Ridge New Jersey (Basking Ridge, NJ). 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 Onur Yildirim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Onur Yildirim affiliated with any hospitals?

According to CMS data, Onur Yildirim is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Onur Yildirim was last updated on April 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.