Merrill Ansher, MD
Neurology Physician · Columbia, MD
Merrill Ansher, MD is a neurology physician with a practice address in Columbia, Maryland, and NPI 1932176294, issued on Mar 7, 2006. Check the license (Maryland D26976, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Merrill Ansher
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- D26976 MD
Self-reported in NPPES; status is on the state search - Practice location
- 11055 Little Patuxent Pkwy, Columbia, MD 21044
- Phone
- (410) 884-0191
- Enumerated
- Mar 7, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (510) 997-2607
- Medicare enrollment
- Enrolled (PECOS I20060510000118); accepts Medicare assignment
- Medical or professional school
- Johns Hopkins University School Of Medicine, 1981
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 11055 Little Patuxent Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Bullock, M.D.Orthopaedic Surgery Physician1699835017
- Massimo Fiandaca, M.D.Specialist1326063264
- Diane Gaspar, P.A. - C.Physician Assistant1245459734
- Ramya Gopinath, M.D.Infectious Disease Physician1376656306
- Scott Holzman, PH.D.Clinical Psychologist1568508901
- Katherine Mansfield Houle, PSY.D., M.S.W., B.S.Clinical Social Worker1124250923
Verify Merrill Ansher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D26976Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average neurology physician in 2024
1,010 Medicare Part D claims for 239 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Donepezil Hcl161 claims
- Levetiracetam93 claims
- Lamotrigine89 claims
- Gabapentin80 claims
- Memantine Hcl65 claims
- Pregabalin32 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): 83.1 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: $44.27
2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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
- Johns Hopkins Regional Physicians LLCColumbia, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Neurology Physician providers in Maryland
There are 526 neurology physician records in Maryland.
Other neurology physician records in Maryland
- Orwa Aboud, M.D. PH.DBaltimore, MD1659714574
- Malik Adil, MDBethesda, MD1174941488
- Busranur Agac, MDBethesda, MD1851915474
- Gurdeep Ahluwalia, M.D.Annapolis, MD1083818058
- Haroon Ahmad, M.D.Baltimore, MD1689012312
- Brian Ahuja, M.D.Columbia, MD1740548866
- Kanwaljit Ahuja, M.D.Bowie, MD1366446619
- Elizabeth Akinsoji, MDBaltimore, MD1790361400
- Eric Aldrich, M.D.Baltimore, MD1568426146
- Shimellis Alemayehu, MDLanham, MD1790883288
Common questions
What is Merrill Ansher, MD's NPI number?
Merrill Ansher, MD's National Provider Identifier (NPI) is 1932176294, issued on Mar 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Merrill Ansher, MD located?
The NPPES record lists a practice address at 11055 Little Patuxent Pkwy, Columbia, MD, 21044. Phone: (410) 884-0191. Providers update this record themselves, so call before visiting.
How can I verify Merrill Ansher, MD's license?
NPPES lists Maryland license number D26976, 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 Merrill Ansher, MD prescribe under Medicare Part D?
In 2024, Merrill Ansher, MD had 1,010 Medicare Part D claims for 239 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Merrill Ansher, MD's MIPS final score?
The 2023 MIPS final score is 83.1 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.