Ian Matthew Loper, M.D.
Emergency Medicine Physician · Westminster, MD
Ian Matthew Loper, M.D. is an emergency medicine physician with a practice address in Westminster, Maryland, and NPI 1134356041, issued on Jun 18, 2009. Check the license (Maryland D0075196, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Ian Matthew Loper
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D0075196 MD
Self-reported in NPPES; status is on the state search - Practice location
- 200 Memorial Ave, Westminster, MD 21157
- Phone
- (451) 087-1670
- Enumerated
- Jun 18, 2009
- Record last updated
- Jun 10, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170718000291); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 200 Memorial Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ian Matthew Loper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0075196Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average emergency medicine physician in 2024
159 Medicare Part D claims for 114 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Ondansetron Odt30 claims
- Cefuroxime22 claims
- Doxycycline Monohydrate17 claims
- Methylprednisolone17 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.
Industry payments in 2024: $73.58
4 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Emergency Medicine Associates P.A., P.C.Olney, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ian Matthew Loper among 1,190 emergency medicine physician records in Maryland
Ian Matthew Loper, M.D. 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 2009, is newer than 55% of them.
- NPI issued2009 · 55% of these records are older, 42% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2009 · median 2010 among the 571 with a school on file
- Record last updated2019 · 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).
23 emergency medicine physician records list a practice address in Westminster
They are 23 of the 1,327 NPPES records with a practice address in Westminster, and 1,190 emergency medicine physician records in Maryland.
All 1,190 in Maryland → Every provider in Westminster → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Gerald Apollon, M.D.Westminster, MD 211571558361980
- Sherron Benn-Thompson, MDWestminster, MD 211571124065784
- David Crane, MDWestminster, MD 211571982693685
- Francis Fynnwilliams, MDWestminster, MD 211571598798241
- Timothy Hsu, MDWestminster, MD 211571487644167
- Christopher Jillson, MDWestminster, MD 211571023008216
- Kiyoung Kim, DOWestminster, MD 211571932190196
- Mohammad Malik, MDWestminster, MD 211571598739518
Common questions
What is Ian Matthew Loper, M.D.'s NPI number?
Ian Matthew Loper, M.D.'s National Provider Identifier (NPI) is 1134356041, issued on Jun 18, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ian Matthew Loper, M.D. located?
The NPPES record lists a practice address at 200 Memorial Ave, Westminster, MD, 21157. Phone: (451) 087-1670. Providers update this record themselves, so call before visiting.
How can I verify Ian Matthew Loper, M.D.'s license?
NPPES lists Maryland license number D0075196, 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 Ian Matthew Loper, M.D. prescribe under Medicare Part D?
In 2024, Ian Matthew Loper, M.D. had 159 Medicare Part D claims for 114 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.