Gregory Loeb, MD
Emergency Medicine Physician · Hagerstown, MD
Gregory Loeb, MD is an emergency medicine physician with a practice address in Hagerstown, Maryland, and NPI 1649732215, issued on Apr 3, 2019. Check the license (Maryland D0094504, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Gregory Loeb
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D0094504 MD
Self-reported in NPPES; status is on the state search - Practice location
- 11116 Medical Campus RD, Hagerstown, MD 21742
- Phone
- (301) 790-8300
- Enumerated
- Apr 3, 2019
- Record last updated
- Sep 14, 2022
- Medicare enrollment
- Enrolled (PECOS I20231109001723); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 11116 Medical Campus RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elisabeth Abraham, CRNACertified Registered Nurse Anesthetist1558887208
- Surya Kiran Acharya, MDInternal Medicine Physician1316678188
- Gerald AdcockNurse Practitioner1083496970
- Audrey Adkins, D.O.Emergency Medicine Physician1447578661
- Tayo Ahmed, MDPediatrics Physician1629707955
- Sumaira Ali, M.DInternal Medicine Physician1164857462
Verify Gregory Loeb in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0094504Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average emergency medicine physician in 2024
247 Medicare Part D claims for 183 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Cephalexin24 claims
- Prednisone20 claims
- Ondansetron Hcl17 claims
- Oxycodone Hcl15 claims
- Cefpodoxime Proxetil12 claims
- Methocarbamol12 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.
2 hospitals and group practices
- Winchester Medical CenterWinchester, VA · Acute Care Hospitals4 of 5 stars
- Warren Memorial Hospital, Inc.Front Royal, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gregory Loeb among 1,190 emergency medicine physician records in Maryland
Gregory Loeb, MD is one of 1,190 emergency medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 87% of them.
- NPI issued2019 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2019 · median 2010 among the 571 with a school on file
- Record last updated2022 · 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 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 emergency medicine physician records list a practice address in Hagerstown
They are 24 of the 2,414 NPPES records with a practice address in Hagerstown, and 1,190 emergency medicine physician records in Maryland.
All 1,190 in Maryland → Every provider in Hagerstown → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Audrey Adkins, D.O.Hagerstown, MD 217421447578661
- Meesum Amir, DOHagerstown, MD 217421760060156
- Ama Asare, MDHagerstown, MD 217421396365136
- Cambria Baylor, M.D.Hagerstown, MD 217421093021974
- Christopher BjorkHagerstown, MD 217421467836346
- Meagan Cooper, D.O.Hagerstown, MD 217421265798607
- Bryn Dekosky, DOHagerstown, MD 217421407242043
- Zachary Durham, DOHagerstown, MD 217421558883124
Common questions
What is Gregory Loeb, MD's NPI number?
Gregory Loeb, MD's National Provider Identifier (NPI) is 1649732215, issued on Apr 3, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Loeb, MD located?
The NPPES record lists a practice address at 11116 Medical Campus RD, Hagerstown, MD, 21742. Phone: (301) 790-8300. Providers update this record themselves, so call before visiting.
How can I verify Gregory Loeb, MD's license?
NPPES lists Maryland license number D0094504, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Loeb, MD prescribe under Medicare Part D?
In 2024, Gregory Loeb, MD had 247 Medicare Part D claims for 183 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.