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Diagnostic Radiology

Mahyar Ghanaat, MD

Works at hospitals in Morristown, NJ · Rhinebeck, NY · Carmel, NY … · New Jersey, New York

Summary

Dr. Mahyar Ghanaat, MD is a radiologist at 1 Springfield Ave, Summit, NJ 07901. Phone: (908) 598-6651. Accepts Medicare assignment. In 2024, Mahyar Ghanaat had 1,421 Original Medicare patients and 2,148 services. NPI 1013234368. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Mahyar Ghanaat, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mahyar Ghanaat accept Medicare assignment?
Yes. Medicare's clinician data says Mahyar Ghanaat accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Mahyar Ghanaat see?
In 2024, CMS data shows 1,421 Original Medicare patients and 2,148 services for Mahyar Ghanaat. This counts Original Medicare only and measures volume, not quality.
What is Mahyar Ghanaat's NPI number?
1013234368. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Mahyar Ghanaat, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients1,421
Services billed to Medicare2,148
Different services or procedures126
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. X-ray of chest, 2 views (71046)291 services
  2. X-ray of chest, 1 view (71045)226 services
  3. Ct scan head or brain without contrast (70450)106 services
  4. X-ray of foot, minimum of 3 views (73630)103 services
  5. X-ray of knee, 4 or more views (73564)80 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis59%
  • Diabetes31%
  • Chronic kidney disease31%
  • Depression30%

Hospitals where Mahyar Ghanaat works

Medicare's Facility Affiliation Data lists Mahyar Ghanaat at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Morristown Medical CenterMorristown, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310015
  • Northern Dutchess HospitalRhinebeck, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330049
  • Putnam Hospital CenterCarmel, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330273
  • UPMC Chautauqua at WcaJamestown, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330239
  • Vassar Brothers Medical CenterPoughkeepsie, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330023

Practice locations

Addresses where Mahyar Ghanaat is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 12; the Medicare profile lists all.

Group practices

Medicare enrollment lists Mahyar Ghanaat as a member of these groups (CMS data updated October 2, 2026).

  • Nuvance Health Medical Practice PC595 clinicians in the group
  • Ancillary Services of Practice Associates PA102 clinicians in the group
  • UPMC Chautauqua at Wca26 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in New Jersey →

Other radiologists in Summit

Clinicians with the same Medicare primary specialty in Summit, NJ — not a recommendation.

All radiologists in Summit →

Other clinicians in Nuvance Health Medical Practice PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolState University Of New York Downstate Medical Center
Graduation year2010 (16 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013234368
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians