NPPES file of Aug 9, 2026

Ghaleb Halaseh, MD

Infectious Disease Physician · Washington, DC

Ghaleb Halaseh, MD is an infectious disease physician with a practice address in Washington, District of Columbia, and NPI 1477075109, issued on Jul 14, 2017. Check the license (District of Columbia MD210011993, as entered in NPPES) on the District of Columbia Board of Medicine; 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
1477075109
Name
Ghaleb Halaseh
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
MD210011993 DC
Self-reported in NPPES; status is on the state search
Practice location
1133 21St St NW Bldg 2, Washington, DC 20036
Phone
(202) 416-2000
Enumerated
Jul 14, 2017
Record last updated
Jul 11, 2023
Medicare enrollment
Enrolled (PECOS I20230816002687); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1133 21St St NW Bldg 2

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

  1. Matthew Crow, DOGeneral Practice Physician1376119214

Verify Ghaleb Halaseh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license MD210011993
    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 District of Columbia license search

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98% more Medicare Part D claims than the average infectious disease physician in 2024

1,364 Medicare Part D claims for 212 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Ghaleb Halaseh1,364
  2. Specialty average689

Most prescribed

  1. Atorvastatin Calcium108 claims
  2. Amlodipine Besylate84 claims
  3. Rosuvastatin Calcium51 claims
  4. Lisinopril49 claims
  5. Levothyroxine Sodium45 claims
  6. Metformin Hcl44 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.

Bills Medicare through one group practice

  1. Medstar Medical Group II LLCWashington, DC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ghaleb Halaseh among 110 infectious disease physician records in District of Columbia

Ghaleb Halaseh, MD is one of 110 infectious disease physician records with a practice address in District of Columbia. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 91% of them.

  • NPI issued2017 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2017 · median 1998 among the 46 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 207RI0200X 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).

Infectious Disease Physician providers in District of Columbia

There are 110 infectious disease physician records in District of Columbia.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Ziad Akl, M.D.Washington, DC 200361053324301
  2. Elena Isenbergh, MDWashington, DC 200361922145739
  3. Linda NabhaWashington, DC 200361558520601
  4. Susan Bersoff-Matcha, MDWashington, DC 200371801954714
  5. Zena Hammoud, MDWashington, DC 200371457444168
  6. Morad Hassani, M.D.Washington, DC 200371295851954
  7. Henry Masur, MDWashington, DC 200371083782304
  8. David Parenti, M.D.Washington, DC 200371588733216

Common questions

What is Ghaleb Halaseh, MD's NPI number?

Ghaleb Halaseh, MD's National Provider Identifier (NPI) is 1477075109, issued on Jul 14, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ghaleb Halaseh, MD located?

The NPPES record lists a practice address at 1133 21St St NW Bldg 2, Washington, DC, 20036. Phone: (202) 416-2000. Providers update this record themselves, so call before visiting.

How can I verify Ghaleb Halaseh, MD's license?

NPPES lists District of Columbia license number MD210011993, 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 Ghaleb Halaseh, MD prescribe under Medicare Part D?

In 2024, Ghaleb Halaseh, MD had 1,364 Medicare Part D claims for 212 beneficiaries; the average among infectious disease physician prescribers was 689. 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.