Matthew James Irwin, DC
Chiropractor · Irwin, PA
Matthew James Irwin, DC is a chiropractor with a practice address in Irwin, Pennsylvania, and NPI 1306957402, issued on Aug 31, 2006. Check the license (Pennsylvania DC004460L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Matthew James Irwin
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- DC004460L PA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Oak St, Irwin, PA 15642
- Phone
- (724) 863-3226
- Enumerated
- Aug 31, 2006
- Record last updated
- Apr 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (724) 864-9871
- Medicare enrollment
- Enrolled (PECOS I20100816000864); accepts Medicare assignment
- Medical or professional school
- National College Of Chiropractic, 1990
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 3,934 in Pennsylvania → Look up another NPI →
Also registered at 600 Oak St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Trevor Allen, DCChiropractor1275214306
- Dennis Irwin, DCChiropractor1760585608
- Wayne Loyer, D.C.Chiropractor1972844165
Verify Matthew James Irwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license DC004460LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Matthew James Irwin among 3,934 chiropractor records in Pennsylvania
Matthew James Irwin, DC is one of 3,934 chiropractor records with a practice address in Pennsylvania. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 51% newer
- In a Medicare fileNo · 16% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1990 · median 2000 among the 1,759 with a school on file
- Record last updated2016 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 chiropractor records list a practice address in Irwin
They are 13 of the 933 NPPES records with a practice address in Irwin, and 3,934 chiropractor records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,934 in Pennsylvania → Every provider in Irwin → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- John Beretta, DCIrwin, PA 156421093789604
- John Biss, D.C.Irwin, PA 156421386736353
- John Capuano, DCN Huntingdon, PA 156421710971973
- Mark Huss, D.C.North Huntingdon, PA 156421235117235
- Dennis Irwin, DCIrwin, PA 156421760585608
- Kenneth Johnson, DCNorth Huntingdon, PA 156421285674101
- Melvin Kukich, D.C.North Huntingdon, PA 156421659334340
- Elton Laffoon, D.C.North Huntingdon, PA 156421235136847
Common questions
What is Matthew James Irwin, DC's NPI number?
Matthew James Irwin, DC's National Provider Identifier (NPI) is 1306957402, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Matthew James Irwin, DC located?
The NPPES record lists a practice address at 600 Oak St, Irwin, PA, 15642. Phone: (724) 863-3226. Providers update this record themselves, so call before visiting.
How can I verify Matthew James Irwin, DC's license?
NPPES lists Pennsylvania license number DC004460L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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. 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.