Marwah Khalid Tareen, MD
Internal Medicine Physician · Washington, DC
Marwah Khalid Tareen, MD is an internal medicine physician with a practice address in Washington, District of Columbia, and NPI 1811484850, issued on Apr 16, 2018. Check the license (District of Columbia MD200001312, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Marwah Khalid Tareen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD200001312 DC
Self-reported in NPPES; status is on the state search - Practice location
- 1400 I St NW, Washington, DC 20005
- Phone
- (202) 617-2160
- Enumerated
- Apr 16, 2018
- Record last updated
- Jan 11, 2024
- Medicare enrollment
- Enrolled (PECOS I20210915003867); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 901 in District of Columbia → Look up another NPI →
Verify Marwah Khalid Tareen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD200001312Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average internal medicine physician in 2024
784 Medicare Part D claims for 118 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium73 claims
- Rosuvastatin Calcium55 claims
- Amlodipine Besylate50 claims
- Lisinopril47 claims
- Losartan Potassium36 claims
- Levothyroxine Sodium31 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): 86.8 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).
Bills Medicare through one group practice
- Johns Hopkins Community Physicians, IncLaurel, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marwah Khalid Tareen among 901 internal medicine physician records in District of Columbia
Marwah Khalid Tareen, MD is one of 901 internal medicine physician records with a practice address in District of Columbia. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 81% of them.
- NPI issued2018 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2017 · median 2008 among the 513 with a school on file
- Record last updated2024 · 61% 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 District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
891 internal medicine physician records list a practice address in Washington
They are 891 of the 45,857 NPPES records with a practice address in Washington, and 901 internal medicine physician records in District of Columbia.
All 901 in District of Columbia → Every provider in Washington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Charlene Brown, MD, MPHWashington, DC 200051316104284
- Ellen Dinerman Bin-Nun, M.DWashington, DC 200051477967958
- Daphne Gellerson, M.D.Washington, DC 200051669834107
- Esosa ImasuenWashington, DC 200051972038354
- Andrew Lee, D.O.Washington, DC 200051972591550
- Richard McClendonWashington, DC 200051467574038
- Maximilian Oshalim, M.D.Washington, DC 200051407932015
- John Snyder, MD, MS, MPH (FACP)Washington, DC 200051801887278
Common questions
What is Marwah Khalid Tareen, MD's NPI number?
Marwah Khalid Tareen, MD's National Provider Identifier (NPI) is 1811484850, issued on Apr 16, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marwah Khalid Tareen, MD located?
The NPPES record lists a practice address at 1400 I St NW, Washington, DC, 20005. Phone: (202) 617-2160. Providers update this record themselves, so call before visiting.
How can I verify Marwah Khalid Tareen, MD's license?
NPPES lists District of Columbia license number MD200001312, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marwah Khalid Tareen, MD prescribe under Medicare Part D?
In 2024, Marwah Khalid Tareen, MD had 784 Medicare Part D claims for 118 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Marwah Khalid Tareen, MD's MIPS final score?
The 2023 MIPS final score is 86.8 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.