Margaret F. Tremwel, MD
Neurology Physician · Fayetteville, AR
Margaret F. Tremwel, MD is a neurology physician with a practice address in Fayetteville, Arkansas, and NPI 1063409993, issued on Oct 5, 2005. Check the license (Arkansas E3341, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Margaret F. Tremwel
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- E3341 AR
Self-reported in NPPES; status is on the state search - Practice location
- 3336 N Futrall Dr, Fayetteville, AR 72703
- Phone
- (479) 463-3000
- Enumerated
- Oct 5, 2005
- Record last updated
- Mar 2, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (479) 463-3050
- Medicaid IDs
- 100008700A OK
146607001 AR - Medicare enrollment
- Enrolled (PECOS I20081104000692); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 1997
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 109 in Arkansas → Look up another NPI →
Also registered at 3336 N Futrall Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John Barr, M.D.Neurological Surgery Physician1518178318
- Brandon Evans, MDNeurological Surgery Physician1841491925
- Zane Grimes, PAPhysician Assistant1609235076
- Grace Long, PAPhysician Assistant1053120329
- Moorea Massa, PA-CSurgical Physician Assistant1013664093
Verify Margaret F. Tremwel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArkansas State Medical Board
Search for license E3341Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average neurology physician in 2024
3,111 Medicare Part D claims for 401 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Memantine Hcl854 claims
- Donepezil Hcl445 claims
- Levetiracetam190 claims
- Lamotrigine173 claims
- Carbidopa-Levodopa135 claims
- Lacosamide104 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: $217.53
10 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. 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
- Washington Regional Medical SystemFayetteville, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret F. Tremwel among 109 neurology physician records in Arkansas
Margaret F. Tremwel, MD is one of 109 neurology physician records with a practice address in Arkansas. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1997 · median 2001 among the 72 with a school on file
- Record last updated2016 · 54% 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 Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Arkansas
There are 109 neurology physician records in Arkansas.
All 109 in Arkansas → Every provider in Fayetteville → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Caitlin Campbell, DOFayetteville, AR 727031548729486
- Minh-Tam Dang, MDFayetteville, AR 727031881702850
- Alan Diamond, DOFayetteville, AR 727031831149020
- Livia George, MDFayetteville, AR 727031760327910
- Jay HinkleFayetteville, AR 727031033476726
- Roger Horan, MDFayetteville, AR 727031538101928
- Ryan Kaplan, MDFayetteville, AR 727031235189754
- Michael Morse, MDFayetteville, AR 727031235187386
Common questions
What is Margaret F. Tremwel, MD's NPI number?
Margaret F. Tremwel, MD's National Provider Identifier (NPI) is 1063409993, issued on Oct 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Margaret F. Tremwel, MD located?
The NPPES record lists a practice address at 3336 N Futrall Dr, Fayetteville, AR, 72703. Phone: (479) 463-3000. Providers update this record themselves, so call before visiting.
How can I verify Margaret F. Tremwel, MD's license?
NPPES lists Arkansas license number E3341, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret F. Tremwel, MD prescribe under Medicare Part D?
In 2024, Margaret F. Tremwel, MD had 3,111 Medicare Part D claims for 401 beneficiaries; the average among neurology physician prescribers was 1,370. 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.