NPPES file of Aug 9, 2026

Stephen A. Zderic, M.D.

Urology Physician · Philadelphia, PA

Stephen A. Zderic, M.D. is a urology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1295817690, issued on Oct 19, 2006. Check the license (Pennsylvania MD033448E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1295817690
Name
Stephen A. Zderic
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
MD033448E PA
Self-reported in NPPES; status is on the state search
Practice location
34TH & Civic Center Blvd, Philadelphia, PA 19104
Phone
(215) 590-2754
Enumerated
Oct 19, 2006
Record last updated
Apr 12, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(215) 590-3985
Medicaid ID
001261530 PA
Medicare enrollment
Enrolled (PECOS I20110228000471); accepts Medicare assignment
Medical or professional school
Un Of California, Irvine, College Of Medicine, 1983
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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8 nearest urology physician records → All 663 in Pennsylvania → Look up another NPI →

Also registered at 34TH & Civic Center Blvd

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

  1. Kari Baber, PHDClinical Child & Adolescent Psychologist1255619219
  2. Alisa Baer, M.D.Pediatrics Physician1356531503
  3. Gela Bajelidze, MDResearch Study Specialist1063668242
  4. Keith Baldwin, MDOrthopaedic Surgery Physician1255491825
  5. Scott Bartlett, MDPlastic Surgery Physician1891722716
  6. Anna Baumgaertel, M.D.Developmental - Behavioral Pediatrics Physician1073527966

Verify Stephen A. Zderic in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD033448E    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
Open 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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Bills Medicare through one group practice

  1. Children's Surgical Associates LtdPhiladelphia, PA

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

Stephen A. Zderic among 663 urology physician records in Pennsylvania

Stephen A. Zderic, M.D. is one of 663 urology physician records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 51% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1983 · median 2004 among the 420 with a school on file
  • Record last updated2013 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Pennsylvania

There are 663 urology physician records in Pennsylvania.

All 663 in Pennsylvania → Every provider in Philadelphia → Urology Physician nationwide →

The 8 urology physician records with the nearest ZIP codes

  1. Trinity Bivalacqua, MD PHDPhiladelphia, PA 191041265579254
  2. George Drach, M.D.Philadelphia, PA 191041265546006
  3. Irwin Goldstein, MDPhiladelphia, PA 191041972603694
  4. Thomas Guzzo, MDPhiladelphia, PA 191041144386533
  5. Joseph Harryhill, MDPhiladelphia, PA 191041003879768
  6. William Jaffe, MDPhiladelphia, PA 191041124016225
  7. Thomas Kolon, M.D.Philadelphia, PA 191041558445957
  8. Stanley Malkowicz, MDPhiladelphia, PA 191041750337580

Common questions

What is Stephen A. Zderic, M.D.'s NPI number?

Stephen A. Zderic, M.D.'s National Provider Identifier (NPI) is 1295817690, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen A. Zderic, M.D. located?

The NPPES record lists a practice address at 34TH & Civic Center Blvd, Philadelphia, PA, 19104. Phone: (215) 590-2754. Providers update this record themselves, so call before visiting.

How can I verify Stephen A. Zderic, M.D.'s license?

NPPES lists Pennsylvania license number MD033448E, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.