Mark Kielbiowski, MD
Family Medicine Physician · Greensburg, PA
Mark Kielbiowski, MD is a family medicine physician with a practice address in Greensburg, Pennsylvania, and NPI 1982826285, issued on May 3, 2007. Check the license (Pennsylvania MD432352, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark Kielbiowski
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD432352 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4000 Hempfield Plaza Blvd Ste 963, Greensburg, PA 15601
- Phone
- (724) 837-3111
- Enumerated
- May 3, 2007
- Record last updated
- Sep 10, 2025
- Fax
- (724) 837-3022
- Medicare enrollment
- Enrolled (PECOS I20070612000099); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 4000 Hempfield Plaza Blvd Ste 963
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Cole, D.O.Family Medicine Physician1679571442
- Megan Cunningham Grandalski, DOFamily Medicine Physician1255914743
- Tara Welsh, CRNPFamily Nurse Practitioner1184162059
Verify Mark Kielbiowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD432352Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average family medicine physician in 2024
11,518 Medicare Part D claims for 793 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 184 claims were for opioids.
Most prescribed
- Atorvastatin Calcium741 claims
- Levothyroxine Sodium624 claims
- Amlodipine Besylate507 claims
- Lisinopril486 claims
- Omeprazole383 claims
- Metformin Hcl374 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.
Bills Medicare through one group practice
- Excela Health Physician Practices, IncGreensburg, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Kielbiowski among 7,483 family medicine physician records in Pennsylvania
Mark Kielbiowski, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 46% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2001 · median 2005 among the 4,529 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 family medicine physician records list a practice address in Greensburg
They are 30 of the 1,688 NPPES records with a practice address in Greensburg, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Greensburg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Charles Amadee, M.D.Greensburg, PA 156011447210992
- Alfonso Arevalo, M.D.Greensburg, PA 156011538151683
- Matthew Cole, D.O.Greensburg, PA 156011679571442
- Kathleen Daniele, MDGreensburg, PA 156011811955677
- Robert Fetchero, D.O.Greensburg, PA 156011285650994
- Carol Fox, MDGreensburg, PA 156011942254255
- Kevin Grosso, DOGreensburg, PA 156011578579009
- V Kumar, MDGreensburg, PA 156011376517458
Common questions
What is Mark Kielbiowski, MD's NPI number?
Mark Kielbiowski, MD's National Provider Identifier (NPI) is 1982826285, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Kielbiowski, MD located?
The NPPES record lists a practice address at 4000 Hempfield Plaza Blvd Ste 963, Greensburg, PA, 15601. Phone: (724) 837-3111. Providers update this record themselves, so call before visiting.
How can I verify Mark Kielbiowski, MD's license?
NPPES lists Pennsylvania license number MD432352, 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 Mark Kielbiowski, MD prescribe under Medicare Part D?
In 2024, Mark Kielbiowski, MD had 11,518 Medicare Part D claims for 793 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.