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General Surgery

Susanna Nazarian, MD

Works at hospitals in Philadelphia, PA · Pennsylvania

Summary

Dr. Susanna Nazarian, MD is a general surgeon at 1100 Walnut St, Mob 5th Floor, Philadelphia, PA 19107. Phone: (215) 955-6750. Accepts Medicare assignment. In 2024, Susanna Nazarian had 50 Original Medicare patients and 112 services. NPI 1558414011. 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.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 1100 Walnut St, Mob 5th Floor, Philadelphia, PA 19107 · Directions (3 more locations)
  • Phone: (215) 955‑6750
  • Medicare: Accepts Medicare assignment
  • Hospital: Thomas Jefferson University Hospital
  • Group practice: Jefferson University Physicians (+1 more)
  • Medical school: Johns Hopkins University School Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Susanna Nazarian, 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 Susanna Nazarian accept Medicare assignment?
Yes. Medicare's clinician data says Susanna Nazarian 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 Susanna Nazarian see?
In 2024, CMS data shows 50 Original Medicare patients and 112 services for Susanna Nazarian. This counts Original Medicare only and measures volume, not quality.
What is Susanna Nazarian's NPI number?
1558414011. 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 Susanna Nazarian, 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 patients50
Services billed to Medicare112
Different services or procedures22
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)13 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 cholesterol75%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)64%
  • High blood pressure52%
  • Arthritis42%
  • Diabetes24%
  • Depression22%

Hospitals where Susanna Nazarian works

Medicare's Facility Affiliation Data lists Susanna Nazarian 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.

Practice locations

Addresses where Susanna Nazarian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Jefferson University Physicians1,531 clinicians in the group
  • Kennedy Medical Group Practice, P.C.418 clinicians in the group

Specialties

Find other General Surgery doctors in Pennsylvania →

Other general surgeons in Philadelphia

Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.

All general surgeons in Philadelphia →

Other clinicians in Jefferson University Physicians

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

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558414011
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