NPPES file of Aug 9, 2026

Stefan M. Szilagyi

Surgical Physician Assistant · Philadelphia, PA

Stefan M. Szilagyi is a surgical physician assistant with a practice address in Philadelphia, Pennsylvania, and NPI 1134696529, issued on Oct 24, 2018. Check the license (Pennsylvania MA060178, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134696529
Name
Stefan M. Szilagyi
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
MA060178 PA
Self-reported in NPPES; status is on the state search
Practice location
3400 Spruce St, Philadelphia, PA 19104
Phone
(215) 662-7320
Enumerated
Oct 24, 2018
Record last updated
Jan 13, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(215) 349-5917
Medicare enrollment
Enrolled (PECOS I20190111001399); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3400 Spruce St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Megan Abbott, CRNPNurse Practitioner1396771689
  2. Michael Abboud, MDEmergency Medicine Physician1962820852
  3. Emily AbdelmessihPediatric Pharmacist1891612560
  4. Mohammed AbdullahStudent in an Organized Health Care Education/Training Program1013595495
  5. Amin Abedini, MDStudent in an Organized Health Care Education/Training Program1912609017
  6. Farid Aboharb, MD, PHDStudent in an Organized Health Care Education/Training Program1295595973

Verify Stefan M. Szilagyi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license MA060178
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University OF Penn - Medical GroupPhiladelphia, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stefan M. Szilagyi among 832 surgical physician assistant records in Pennsylvania

Stefan M. Szilagyi is one of 832 surgical physician assistant records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 73% of them.

  • NPI issued2018 · 73% of these records are older, 23% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2018 · median 2013 among the 541 with a school on file
  • Record last updated2020 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Pennsylvania

There are 832 surgical physician assistant records in Pennsylvania.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Meredith AlleyPhiladelphia, PA 191041992963391
  2. Mary Anczarski, PA-CPhiladelphia, PA 191041356448823
  3. Nicole Bachovin, PA-CPhiladelphia, PA 191041326358482
  4. Jeanette Byers, P.A.Philadelphia, PA 191041023121068
  5. Daina Defilippis, PA-CPhiladelphia, PA 191041205016656
  6. Brendon Didonna, PACPhiladelphia, PA 191041801190152
  7. Amanda Hatalski, PA-CPhiladelphia, PA 191041780985630
  8. Houn Lim, PA CPhiladelphia, PA 191041316106800

Common questions

What is Stefan M. Szilagyi's NPI number?

Stefan M. Szilagyi's National Provider Identifier (NPI) is 1134696529, issued on Oct 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Stefan M. Szilagyi located?

The NPPES record lists a practice address at 3400 Spruce St, Philadelphia, PA, 19104. Phone: (215) 662-7320. Providers update this record themselves, so call before visiting.

How can I verify Stefan M. Szilagyi's license?

NPPES lists Pennsylvania license number MA060178, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

What is Stefan M. Szilagyi's MIPS final score?

The 2023 MIPS final score is 85.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.