Matthew G. McClellan, D.O.
Emergency Medicine Physician · Mechanicsburg, PA
Matthew G. McClellan, D.O. is an emergency medicine physician with a practice address in Mechanicsburg, Pennsylvania, and NPI 1972890770, issued on Jun 30, 2011. Check the license (Pennsylvania OS017269, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Matthew G. McClellan
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OS017269 PA
Self-reported in NPPES; status is on the state search - Practice location
- 107 S Sporting Hill RD, Mechanicsburg, PA 17050
- Phone
- (717) 943-1781
- Enumerated
- Jun 30, 2011
- Record last updated
- Feb 12, 2026
- Medicare enrollment
- Enrolled (PECOS I20150706002433); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2011
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 107 S Sporting Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vanitha Abraham, M.D.Family Medicine Physician1124011101
- Kerry Edwards, PA-CPhysician Assistant1962653865
- Irwin Fish, PA-CPhysician Assistant1841234630
- Yuliya Grishchuk, PA-CPhysician Assistant1710335765
- Jeffrey Horgan, PA-CPhysician Assistant1235197229
- James Hornberger, PA-CPhysician Assistant1023087244
Verify Matthew G. McClellan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS017269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average emergency medicine physician in 2024
115 Medicare Part D claims for 86 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Diclofenac Sodium20 claims
- Prednisone13 claims
- Naproxen12 claims
- Sulfamethoxazole-Trimethoprim11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ephrata Community HospitalEphrata, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew G. McClellan among 3,911 emergency medicine physician records in Pennsylvania
Matthew G. McClellan, D.O. is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 49% of them.
- NPI issued2011 · 49% of these records are older, 48% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2011 · median 2013 among the 2,231 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Pennsylvania
There are 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Mechanicsburg → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Clifford Cloonan, MDMechanicsburg, PA 170501003854753
- Peter Kang, M.D.Mechanicsburg, PA 170501649479932
- Yolanda Michetti, MDMechanicsburg, PA 170501447578430
- Stephen Mifsud, DOMechanicsburg, PA 170501518007400
- Roy Monsour, MDMechanicsburg, PA 170501477552883
- Marlys Pike, MDMechanicsburg, PA 170501063552958
- David Rosie, D.O.Mechanicsburg, PA 170501497096804
- Gregory Smolin, DOMechanicsburg, PA 170501245370139
Common questions
What is Matthew G. McClellan, D.O.'s NPI number?
Matthew G. McClellan, D.O.'s National Provider Identifier (NPI) is 1972890770, issued on Jun 30, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Matthew G. McClellan, D.O. located?
The NPPES record lists a practice address at 107 S Sporting Hill RD, Mechanicsburg, PA, 17050. Phone: (717) 943-1781. Providers update this record themselves, so call before visiting.
How can I verify Matthew G. McClellan, D.O.'s license?
NPPES lists Pennsylvania license number OS017269, 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 Matthew G. McClellan, D.O. prescribe under Medicare Part D?
In 2024, Matthew G. McClellan, D.O. had 115 Medicare Part D claims for 86 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Matthew G. McClellan, D.O.'s MIPS final score?
The 2023 MIPS final score is 91.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.