NPPES file of Aug 9, 2026

Keith Marshall Horton, MD

Vascular & Interventional Radiology Physician · Washington, DC

Keith Marshall Horton, MD is a vascular & interventional radiology physician with a practice address in Washington, District of Columbia, and NPI 1841280443, issued on Oct 25, 2005. Check the license (District of Columbia MD19020, 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
1841280443
Name
Keith Marshall Horton
Credential
MD
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License numbers
MD19020 DC
D0041656 MD
Self-reported in NPPES; status is on the state search
Practice location
110 Irving St NW, Washington, DC 20010
Phone
(202) 877-6429
Enumerated
Oct 25, 2005
Record last updated
Apr 22, 2025
Fax
(202) 877-8626
Medicare enrollment
Enrolled (PECOS I20111122000384); accepts Medicare assignment
Medical or professional school
University Of North Carolina At Chapel Hill School Of Medicine, 1985
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 110 Irving St NW

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

  1. Margarita Abbey, NPNurse Practitioner1841245487
  2. Lauren Abbott, M.D.Emergency Medicine Physician1356576383
  3. Taha Abdalla, MDNeonatal-Perinatal Medicine Physician1225016587
  4. Mouin Abdallah, MDCardiovascular Disease Physician1063498780
  5. Waseem Abdallah, M.D.Psychiatry Physician1265961452
  6. Samer Abdel Al, MDOrthopaedic Surgery Physician1558778548

Verify Keith Marshall Horton 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 MD19020    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

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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Industry payments in 2024: $3,225.93

51 payments; by number, the most common kind was food and beverage; the largest payer was MediView XR, Inc. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Keith Horton$3,225.93
  2. Specialty average$7,206.73

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Medstar Medical Group II LLCWashington, DC
  2. University OF Maryland Diagnostic Imaging Specialists P ABaltimore, MD

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

Vascular & Interventional Radiology Physician providers in District of Columbia

There are 28 vascular & interventional radiology physician records in District of Columbia.

All 28 in District of Columbia → Every provider in Washington →

Other vascular & interventional radiology physician records in District of Columbia

  1. Houtan Adib, M.D.Washington, DC1811093727
  2. Klemens BarthWashington, DC1780682823
  3. Donna Buckley, MDWashington, DC1174779946
  4. Theresa Caridi, M.D.Washington, DC1972700334
  5. Thomas ChangWashington, DC1689672743
  6. Emil Cohen, MDWashington, DC1952303356
  7. Daniel Dasilva, MDWashington, DC1588977417
  8. Haley Foster, M.D.Washington, DC1003311382
  9. Joshua GroenigerWashington, DC1457715773
  10. Vishal Kadakia, M.D.Washington, DC1124462213

Common questions

What is Keith Marshall Horton, MD's NPI number?

Keith Marshall Horton, MD's National Provider Identifier (NPI) is 1841280443, issued on Oct 25, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Keith Marshall Horton, MD located?

The NPPES record lists a practice address at 110 Irving St NW, Washington, DC, 20010. Phone: (202) 877-6429. Providers update this record themselves, so call before visiting.

How can I verify Keith Marshall Horton, MD's license?

NPPES lists District of Columbia license number MD19020, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.