KAREM GHARZEDDINE MD
NPI 1932639499
Radiology - Nuclear Radiology in New York, NY

Active since June 18, 2017PECOS EnrolledAccepts Medicare Assignment
85.46/100
CMS Quality Rating
1275 YORK AVE, NEW YORK, NY 10065(212) 639-2190(212) 717-3234 Get Directions Write a Review

NPPES record last updated: June 18, 2017. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Karem Gharzeddine Md NPPES

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

KAREM GHARZEDDINE MD (NPI 1932639499) is an individual nuclear radiology provider in New York, New York, licensed in New York (P02451) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1932639499
Entity TypeIndividualMale
Primary Taxonomy2085N0904X
Provider Legal NameKAREM GHARZEDDINECredential: MD
Location Address1275 YORK AVENew York, NY 10065-6007
Mailing Address303 E 60th St Apt 10dNew York, NY 10022-1519 · (917) 912-0750
Fax(212) 717-3234
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateJune 18, 2017
✔ NPI 1932639499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Nuclear RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085N0904X
License✔ Licensed in NY · P02451
Definition
A radiologist who is involved in the analysis and imaging of radionuclides and radiolabeled substances in vitro and in vivo for diagnosis and the administration of radionuclides and radiolabeled substances for the treatment of disease.
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

Karem Gharzeddine 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 ID6800123340
PECOS Enrollment IDI20190807001090, I20250919000957
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

5

Medicare enrollment records show Karem Gharzeddine reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nuclear Medicine
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, Florida and New York enrollments
  • 3 clinicians in this Medicare group
Diagnostic Radiology
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, Florida and New York enrollments
  • 2 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 24

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.

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.
292 services272 patients
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.
164 services154 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.
97 services96 patients
Mri scan of upper spinal canal before and after contrast 72156
An MRI scan of the upper spinal canal before and after contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. Contrast dye is injected to enhance these images, providing clearer visuals for accurate diagnosis.
95 services93 patients
Mri scan of middle spinal canal before and after contrast 72157
An MRI scan of the middle spinal canal with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your spine, both before and after a contrast dye is injected. The dye helps to highlight certain structures, providing a clearer picture for diagnosis.
91 services89 patients
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.
62 services61 patients

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, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330101
Location525 East 68th StreetNew York, NY 10065 · New York County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

85.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.05
Improvement Activities40

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 Karem Gharzeddine's NPI number?

The NPI number for Karem Gharzeddine is 1932639499. It was assigned to this individual provider in the NPPES registry on June 18, 2017.

Where is Karem Gharzeddine located?

Karem Gharzeddine practices at 1275 York Ave, New York, NY 10065. The listed phone number is (212) 639-2190.

What is Karem Gharzeddine's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Nuclear Radiology, with taxonomy code 2085N0904X.

Is Karem Gharzeddine enrolled in Medicare?

Yes. Karem Gharzeddine 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 Karem Gharzeddine's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karem Gharzeddine reassigns Medicare benefits to 5 organizations: Memorial Nuclear Medicine Group (New York, NY), 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 Karem Gharzeddine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Karem Gharzeddine affiliated with any hospitals?

According to CMS data, Karem Gharzeddine is affiliated with New York-Presbyterian Hospital.

When was this NPI record last updated?

The NPPES record for Karem Gharzeddine was last updated on June 18, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.