NPPES file of Aug 9, 2026

Mazin Ali, MBBS

Internal Medicine Physician · Largo, MD

Mazin Ali, MBBS is an internal medicine physician with a practice address in Largo, Maryland, and NPI 1518669563, issued on Mar 21, 2023. Check the license (Maryland D0107233, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518669563
Name
Mazin Ali
Credential
MBBS
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D0107233 MD
Self-reported in NPPES; status is on the state search
Practice location
901 Harry S Truman Dr N, Largo, MD 20774
Phone
(240) 677-1000
Enumerated
Mar 21, 2023
Record last updated
Jun 8, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 901 Harry S Truman Dr N

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nehal Abdelbaky, MBCHB, MSCStudent in an Organized Health Care Education/Training Program1760286124
  2. Danielle Adesman, PA-CSurgical Physician Assistant1770264954
  3. Gloimai Adivi, DOInternal Medicine Physician1063152833
  4. Titilayo Afe, PMHNPPsychiatric/Mental Health Nurse Practitioner1477261428
  5. Regina AfriyiePsychiatric/Mental Health Registered Nurse1124776224
  6. Salah AlajousStudent in an Organized Health Care Education/Training Program1639010366

Verify Mazin Ali in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0107233
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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94% fewer Medicare Part D claims than the average internal medicine physician in 2024

177 Medicare Part D claims for 83 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Mazin Ali177
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium21 claims
  2. Amlodipine Besylate13 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.

Mazin Ali among 3,904 internal medicine physician records in Maryland

Mazin Ali, MBBS is one of 3,904 internal 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 2023, is newer than 98% of them.

  • NPI issued2023 · 98% of these records are older, under 1% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 internal medicine physician records list a practice address in Largo

They are 36 of the 651 NPPES records with a practice address in Largo, and 3,904 internal medicine physician records in Maryland.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Cielito Aguinaldo, MDLargo, MD 207741063585347
  2. Elizabeth Biru, MDLargo, MD 207741457342230
  3. Doreen Blake, M.D.Largo, MD 207741043209331
  4. George Bone, MDLargo, MD 207741528028297
  5. Anita Clayton, MDLargo, MD 207741598838872
  6. Olumide Coker, M.D.Largo, MD 207741235171885
  7. Glen Jacob, MDLargo, MD 207741780757062
  8. Ejaz Khan, MDUpper Marlboro, MD 207741669416160

Common questions

What is Mazin Ali, MBBS's NPI number?

Mazin Ali, MBBS's National Provider Identifier (NPI) is 1518669563, issued on Mar 21, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Mazin Ali, MBBS located?

The NPPES record lists a practice address at 901 Harry S Truman Dr N, Largo, MD, 20774. Phone: (240) 677-1000. Providers update this record themselves, so call before visiting.

How can I verify Mazin Ali, MBBS's license?

NPPES lists Maryland license number D0107233, 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 Mazin Ali, MBBS prescribe under Medicare Part D?

In 2024, Mazin Ali, MBBS had 177 Medicare Part D claims for 83 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.