NPPES file of Aug 9, 2026

Stefan G. Kostadinov, MD

Anatomic Pathology Physician · Providence, RI

Stefan G. Kostadinov, MD is an anatomic pathology physician with a practice address in Providence, Rhode Island, and NPI 1871524173, issued on Jul 5, 2006. Check the license (Rhode Island MD11517, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; 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
1871524173
Name
Stefan G. Kostadinov
Credential
MD
Primary taxonomy
Anatomic Pathology Physician 207ZP0101X
License number
MD11517 RI
Self-reported in NPPES; status is on the state search
Practice location
101 Dudley St, Providence, RI 02905
Phone
(014) 453-7655
Enumerated
Jul 5, 2006
Record last updated
Sep 3, 2025
Medicare enrollment
Enrolled (PECOS I20180808000647); 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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8 nearest anatomic pathology physician records → All 30 in Rhode Island → Look up another NPI →

Also registered at 101 Dudley St

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

  1. Lauren Abern, MDObstetrics & Gynecology Physician1851528467
  2. Emily Adams, MDObstetrics & Gynecology Physician1750021622
  3. Victoria Adewale, MDObstetrics & Gynecology Physician1467015024
  4. Brigida Aguiar, LICSWSocial Worker1356360572
  5. Barbara Alksninis, NPPPediatric Nurse Practitioner1447586490
  6. Rebecca Allen, MDGynecology Physician1669457735

Verify Stefan G. Kostadinov in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
    Search for license MD11517    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 Rhode Island 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. University OF Pittsburgh PhysiciansPittsburgh, PA

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

Stefan G. Kostadinov among 30 anatomic pathology physician records in Rhode Island

Stefan G. Kostadinov, MD is one of 30 anatomic pathology physician records with a practice address in Rhode Island. 70% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 30% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1991 · median 1991 among the 18 with a school on file
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0101X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology Physician providers in Rhode Island

There are 30 anatomic pathology physician records in Rhode Island.

All 30 in Rhode Island → Every provider in Providence → Anatomic Pathology Physician nationwide →

The 8 anatomic pathology physician records with the nearest ZIP codes

  1. Stephanie Barak, M.D.Providence, RI 029051104900083
  2. Monique Depaepe, MDProvidence, RI 029051124057328
  3. Fusun Gundogan, MDProvidence, RI 029051669409512
  4. Fang Liu, MDProvidence, RI 029051558394015
  5. Nina Tatevian, MD PHDProvidence, RI 029051154377000
  6. Alexander Chirkov, M.D.Providence, RI 029041780703173
  7. Lisa Goldstein, M.D.Providence, RI 029061053365684
  8. Rogers Griffith, M.D.Providence, RI 029061306890892

Common questions

What is Stefan G. Kostadinov, MD's NPI number?

Stefan G. Kostadinov, MD's National Provider Identifier (NPI) is 1871524173, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stefan G. Kostadinov, MD located?

The NPPES record lists a practice address at 101 Dudley St, Providence, RI, 02905. Phone: (014) 453-7655. Providers update this record themselves, so call before visiting.

How can I verify Stefan G. Kostadinov, MD's license?

NPPES lists Rhode Island license number MD11517, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. 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.