Ronald J. Nigborowicz, MD
Internal Medicine Physician · Allison Park, PA
Ronald J. Nigborowicz, MD is an internal medicine physician with a practice address in Allison Park, Pennsylvania, and NPI 1467425660, issued on Feb 8, 2006. Check the license (Pennsylvania MD0106075, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ronald J. Nigborowicz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD0106075 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4284 William Flynn Hwy, Allison Park, PA 15101
- Phone
- (412) 486-8677
- Enumerated
- Feb 8, 2006
- Record last updated
- Aug 21, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (412) 486-8415
- Medicaid ID
- 0006440350004 PA
- Entity
- Type 1 · individual
Also registered at 4284 William Flynn Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anna Marie Breaux, PH.D.Clinical Psychologist1003991456
- Bernadette Connor, PHDPsychologist1083670608
- Pamela Donaldson-KeatingMental Health Counselor1891499810
- Jason Franchi, D.C.Chiropractor1558444273
- Margaret Kush, M.D.Internal Medicine Physician1033183280
- Allison Marshall, LPCProfessional Counselor1205594124
Verify Ronald J. Nigborowicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD0106075Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
37 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Levetiracetam12 claims
- Metoprolol Tartrate11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
6 internal medicine physician records list a practice address in Allison Park
They are 6 of the 265 NPPES records with a practice address in Allison Park, and 7,300 internal medicine physician records in Pennsylvania.
All 6 in Allison Park → All 7,300 in Pennsylvania → Every provider in Allison Park →
Other internal medicine physician records in Pennsylvania
- Saira Aamir, MDYork, PA1184515686
- John Aaron, MDWest Grove, PA1427094531
- Todd Aaron, MDPhiladelphia, PA1457350522
- Joseph Abalos, M.D.Seneca, PA1215128434
- Mubasher Abbas, MDYork, PA1578978425
- Nicholas AbbottFarrell, PA1639525678
- Sara Abbruzzi, D.O.Philadelphia, PA1689686313
- Ahmad Abdalla, MDPhiladelphia, PA1730981127
- Tori Abdalla, DOPhiladelphia, PA1942091699
- Hany Abdel, D.O.Plymouth Meeting, PA1164467262
Common questions
What is Ronald J. Nigborowicz, MD's NPI number?
Ronald J. Nigborowicz, MD's National Provider Identifier (NPI) is 1467425660, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald J. Nigborowicz, MD located?
The NPPES record lists a practice address at 4284 William Flynn Hwy, Allison Park, PA, 15101. Phone: (412) 486-8677. Providers update this record themselves, so call before visiting.
How can I verify Ronald J. Nigborowicz, MD's license?
NPPES lists Pennsylvania license number MD0106075, 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.
How much does Ronald J. Nigborowicz, MD prescribe under Medicare Part D?
In 2024, Ronald J. Nigborowicz, MD had 37 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.