NPPES file of Aug 9, 2026

Thaddeus Matthew Pajak, DO

Family Medicine Physician · Greensburg, PA

Thaddeus Matthew Pajak, DO is a family medicine physician with a practice address in Greensburg, Pennsylvania, and NPI 1952744054, issued on Apr 9, 2013. Check the license (Pennsylvania OS019106, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952744054
Name
Thaddeus Matthew Pajak
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OS019106 PA
Self-reported in NPPES; status is on the state search
Practice location
300 Cameo LN, Greensburg, PA 15601
Phone
(724) 238-6668
Enumerated
Apr 9, 2013
Record last updated
Aug 21, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(724) 238-6080
Medicare enrollment
Enrolled (PECOS I20180612000662); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 300 Cameo LN

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

  1. Eric Kreinbrook, CRNPFamily Nurse Practitioner1154832509
  2. Karen Lang, MDFamily Medicine Physician1255318119
  3. Jeffrey Reyer, D.O.Family Medicine Physician1801996756

Verify Thaddeus Matthew Pajak 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 OS019106
    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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2.1 times the Medicare Part D claims of the average family medicine physician in 2024

7,541 Medicare Part D claims for 736 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. 200 claims were for opioids.

  1. Thaddeus Pajak7,541
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium304 claims
  2. Levothyroxine Sodium271 claims
  3. Amlodipine Besylate221 claims
  4. Pantoprazole Sodium217 claims
  5. Losartan Potassium205 claims
  6. Omeprazole204 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 2 group practices

  1. Excela Health Physician Practices, IncGreensburg, PA
  2. Phoenix Rehabilitation And Health Services IncCranberry Township, PA

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

Thaddeus Matthew Pajak among 7,483 family medicine physician records in Pennsylvania

Thaddeus Matthew Pajak, DO 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 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2011 · median 2005 among the 4,529 with a school on file
  • Record last updated2018 · 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.

The 8 family medicine physician records with the nearest ZIP codes

  1. Charles Amadee, M.D.Greensburg, PA 156011447210992
  2. Alfonso Arevalo, M.D.Greensburg, PA 156011538151683
  3. Matthew Cole, D.O.Greensburg, PA 156011679571442
  4. Kathleen Daniele, MDGreensburg, PA 156011811955677
  5. Robert Fetchero, D.O.Greensburg, PA 156011285650994
  6. Carol Fox, MDGreensburg, PA 156011942254255
  7. Kevin Grosso, DOGreensburg, PA 156011578579009
  8. V Kumar, MDGreensburg, PA 156011376517458

Common questions

What is Thaddeus Matthew Pajak, DO's NPI number?

Thaddeus Matthew Pajak, DO's National Provider Identifier (NPI) is 1952744054, issued on Apr 9, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Thaddeus Matthew Pajak, DO located?

The NPPES record lists a practice address at 300 Cameo LN, Greensburg, PA, 15601. Phone: (724) 238-6668. Providers update this record themselves, so call before visiting.

How can I verify Thaddeus Matthew Pajak, DO's license?

NPPES lists Pennsylvania license number OS019106, 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 Thaddeus Matthew Pajak, DO prescribe under Medicare Part D?

In 2024, Thaddeus Matthew Pajak, DO had 7,541 Medicare Part D claims for 736 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.