Mary Sidawy
Cytopathology Physician · Washington, DC
Mary Sidawy is a cytopathology physician with a practice address in Washington, District of Columbia, and NPI 1104802412, issued on Dec 19, 2005. Check the license on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Mary Sidawy
- Primary taxonomy
- Cytopathology Physician 207ZC0500X
- Practice location
- 3800 Reservoir RD NW, Washington, DC 20007
- Phone
- (202) 444-3627
- Enumerated
- Dec 19, 2005
- Entity
- Type 1 · individual
Also registered at 3800 Reservoir RD NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Miriam Abadie, M.D.Student in an Organized Health Care Education/Training Program1194168120
- Kathleen AbalosHospitalist Physician1831451764
- Fuad AbbasStudent in an Organized Health Care Education/Training Program1467256834
- Valiollah AbbassiPediatric Endocrinology Physician1073511275
- Ahmed AbdelfatahStudent in an Organized Health Care Education/Training Program1326918269
- Zeinab Abdi, M.D.Pediatrics Physician1861781437
Verify Mary Sidawy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
The practice group's Medicare quality score for 2023: 76.6 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).
One hospital or facility affiliation
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Cytopathology Physician providers in District of Columbia
There are 4 cytopathology physician records in District of Columbia.
All 4 in District of Columbia → Every provider in Washington →
Other cytopathology physician records in District of Columbia
- Anne Busseniers, MDWashington, DC1679558043
- Barbara Crothers, D.O.Washington, DC1487629713
- Babak Shokrani, MDWashington, DC1861674269
Common questions
What is Mary Sidawy's NPI number?
Mary Sidawy's National Provider Identifier (NPI) is 1104802412, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary Sidawy located?
The NPPES record lists a practice address at 3800 Reservoir RD NW, Washington, DC, 20007. Phone: (202) 444-3627. Providers update this record themselves, so call before visiting.
How can I verify Mary Sidawy's license?
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.
What is Mary Sidawy's Medicare quality score?
The 2023 MIPS final score is 76.6 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.