NPPES file of Aug 9, 2026

Gregory J. Smolin, DO

Emergency Medicine Physician · Mechanicsburg, PA

Gregory J. Smolin, DO is an emergency medicine physician with a practice address in Mechanicsburg, Pennsylvania, and NPI 1245370139, issued on Feb 8, 2007. Check the license (Pennsylvania OS005949L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245370139
Name
Gregory J. Smolin
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
OS005949L PA
Self-reported in NPPES; status is on the state search
Practice location
6481 Carlisle Pike, Mechanicsburg, PA 17050
Phone
(717) 516-6396
Enumerated
Feb 8, 2007
Record last updated
May 23, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(717) 620-8093
Medicaid ID
0011422250012 PA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →

Also registered at 6481 Carlisle Pike

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

  1. Clifford Cloonan, MDEmergency Medicine Physician1003854753
  2. Abby Flinchbaugh, PA-CPhysician Assistant1609412378
  3. John Green, D.O.Surgery Physician1528015591
  4. Peter Kang, M.D.Emergency Medicine Physician1649479932
  5. Kelly McCracken, PA-CMedical Physician Assistant1760808703
  6. Stephen Mifsud, DOEmergency Medicine Physician1518007400

Verify Gregory J. Smolin 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 OS005949L    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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Gregory J. Smolin among 3,911 emergency medicine physician records in Pennsylvania

Gregory J. Smolin, DO 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 not. Its NPI, issued in 2007, is newer than 31% of them.

  • NPI issued2007 · 31% of these records are older, 62% newer
  • In a Medicare fileNo · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2018 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,911 in Pennsylvania → Every provider in Mechanicsburg → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Clifford Cloonan, MDMechanicsburg, PA 170501003854753
  2. Peter Kang, M.D.Mechanicsburg, PA 170501649479932
  3. Matthew McClellan, D.O.Mechanicsburg, PA 170501972890770
  4. Yolanda Michetti, MDMechanicsburg, PA 170501447578430
  5. Stephen Mifsud, DOMechanicsburg, PA 170501518007400
  6. Roy Monsour, MDMechanicsburg, PA 170501477552883
  7. Marlys Pike, MDMechanicsburg, PA 170501063552958
  8. David Rosie, D.O.Mechanicsburg, PA 170501497096804

Common questions

What is Gregory J. Smolin, DO's NPI number?

Gregory J. Smolin, DO's National Provider Identifier (NPI) is 1245370139, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gregory J. Smolin, DO located?

The NPPES record lists a practice address at 6481 Carlisle Pike, Mechanicsburg, PA, 17050. Phone: (717) 516-6396. Providers update this record themselves, so call before visiting.

How can I verify Gregory J. Smolin, DO's license?

NPPES lists Pennsylvania license number OS005949L, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.