Mark Loren Fehr, M.D, M.P.H
Neurology Physician · Baltimore, MD
Mark Loren Fehr, M.D, M.P.H is a neurology physician with a practice address in Baltimore, Maryland, and NPI 1275781338, issued on Sep 3, 2008. Check the license (Maryland D0082291, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Mark Loren Fehr
- Credential
- M.D, M.P.H
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- D0082291 MD
Self-reported in NPPES; status is on the state search - Practice location
- 301 St. Paul Place, Baltimore, MD 21203
- Phone
- (410) 649-3485
- Enumerated
- Sep 3, 2008
- Record last updated
- May 1, 2024
- Fax
- (410) 659-2817
- Medicare enrollment
- Enrolled (PECOS I20161102002037); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 526 in Maryland → Look up another NPI →
Verify Mark Loren Fehr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0082291Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% more Medicare Part D claims than the average neurology physician in 2024
1,860 Medicare Part D claims for 307 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Levetiracetam251 claims
- Donepezil Hcl197 claims
- Memantine Hcl151 claims
- Lacosamide131 claims
- Gabapentin124 claims
- Topiramate86 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): 83.3 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).
Industry payments in 2024: $1,178.16
49 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 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
- St Paul Place Specialists, Inc.Baltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Loren Fehr among 526 neurology physician records in Maryland
Mark Loren Fehr, M.D, M.P.H is one of 526 neurology physician records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 37% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2006 · median 2004 among the 325 with a school on file
- Record last updated2024 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Maryland
There are 526 neurology physician records in Maryland.
All 526 in Maryland → Every provider in Baltimore → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Nechama Bernhardt, MDTowson, MD 212041225038128
- James Bernheimer, M.D.Baltimore, MD 212041740227073
- Emily Bomasang-Layno, M.D.Baltimore, MD 212041336435544
- Beth Hogans, M.D.Baltimore, MD 212041154371896
- Marcella Mwaisela, MDTowson, MD 212041518976620
- Francis Mwaisela, M.D.Towson, MD 212041669530804
- Alexandru Olaru, M.D.Towson, MD 212041447592720
- Jason Rosenberg, M.D.Baltimore, MD 212021962430751
Common questions
What is Mark Loren Fehr, M.D, M.P.H's NPI number?
Mark Loren Fehr, M.D, M.P.H's National Provider Identifier (NPI) is 1275781338, issued on Sep 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mark Loren Fehr, M.D, M.P.H located?
The NPPES record lists a practice address at 301 St. Paul Place, Baltimore, MD, 21203. Phone: (410) 649-3485. Providers update this record themselves, so call before visiting.
How can I verify Mark Loren Fehr, M.D, M.P.H's license?
NPPES lists Maryland license number D0082291, 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 Mark Loren Fehr, M.D, M.P.H prescribe under Medicare Part D?
In 2024, Mark Loren Fehr, M.D, M.P.H had 1,860 Medicare Part D claims for 307 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Mark Loren Fehr, M.D, M.P.H's MIPS final score?
The 2023 MIPS final score is 83.3 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.