Marlene Williams, M.D.
Cardiovascular Disease Physician · Baltimore, MD
Marlene Williams, M.D. is a cardiovascular disease physician with a practice address in Baltimore, Maryland, and NPI 1164450599, issued on Jun 28, 2006. Check the license (Maryland D53313, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Marlene Williams
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- D53313 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4940 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 550-4642
- Enumerated
- Jun 28, 2006
- Record last updated
- Mar 31, 2023
- Medicaid ID
- 841901900 MD
- Medicare enrollment
- Enrolled (PECOS I20080606000446); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 613 in Maryland → Look up another NPI →
Also registered at 4940 Eastern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mona Abraham, MDStudent in an Organized Health Care Education/Training Program1245807395
- Sherifatu Abu, MDInternal Medicine Physician1093372922
Verify Marlene Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D53313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
375 Medicare Part D claims for 65 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Metoprolol Succinate57 claims
- Eliquis33 claims
- Losartan Potassium28 claims
- Spironolactone27 claims
- Atorvastatin Calcium22 claims
- Ezetimibe15 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marlene Williams among 613 cardiovascular disease physician records in Maryland
Marlene Williams, M.D. is one of 613 cardiovascular disease physician records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 22% of them.
- NPI issued2006 · 22% of these records are older, 36% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1992 · median 1997 among the 389 with a school on file
- Record last updated2023 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Maryland
There are 613 cardiovascular disease physician records in Maryland.
All 613 in Maryland → Every provider in Baltimore → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Lili Barouch, M.D.Baltimore, MD 212241326003831
- Nisha Chandra-Strobos, M.D.Baltimore, MD 212241184673261
- Franklin Chatham, MDBaltimore, MD 212241124113956
- Mary Corretti, M.D.Baltimore, MD 212241164479291
- Sheldon Gottlieb, M.D.Baltimore, MD 212241407808447
- William Maughan, M.D.Baltimore, MD 212241326097478
- David Meyerson, M.D.Baltimore, MD 212241558311563
- Pamela Ouyang, M.D.Baltimore, MD 212241013963420
Common questions
What is Marlene Williams, M.D.'s NPI number?
Marlene Williams, M.D.'s National Provider Identifier (NPI) is 1164450599, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marlene Williams, M.D. located?
The NPPES record lists a practice address at 4940 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 550-4642. Providers update this record themselves, so call before visiting.
How can I verify Marlene Williams, M.D.'s license?
NPPES lists Maryland license number D53313, 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 Marlene Williams, M.D. prescribe under Medicare Part D?
In 2024, Marlene Williams, M.D. had 375 Medicare Part D claims for 65 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Marlene Williams, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.