NPPES file of Aug 9, 2026

Samuel Michael Knecht, MD

Diagnostic Radiology Physician · Washington, DC

Samuel Michael Knecht, MD is a diagnostic radiology physician with a practice address in Washington, District of Columbia, and NPI 1790274702, issued on May 4, 2018. Check the license 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790274702
Name
Samuel Michael Knecht
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
D0103985 MD
Self-reported in NPPES; status is on the state search
Practice location
110 Irving St NW, Washington, DC 20010
Phone
(202) 877-7000
Enumerated
May 4, 2018
Record last updated
Jul 23, 2025
Medicare enrollment
Enrolled (PECOS I20250814000824); accepts Medicare assignment
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 Samuel Michael Knecht in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of MedicineCheck 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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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).

Samuel Michael Knecht among 172 diagnostic radiology physician records in District of Columbia

Samuel Michael Knecht, MD is one of 172 diagnostic radiology physician records with a practice address in District of Columbia. 78% 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 88% of them.

  • NPI issued2018 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2018 · median 2003 among the 136 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X 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).

Diagnostic Radiology Physician providers in District of Columbia

There are 172 diagnostic radiology physician records in District of Columbia.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. David Buck, MDWashington, DC 200101639169220
  2. Anna Choi, MDWashington, DC 200101891785481
  3. Sandra Figel, MDWashington, DC 200101366429417
  4. David Grant, MDWashington, DC 200101972593564
  5. Namik Haveric, MDWashington, DC 200101043200637
  6. Lynn Huang, MDWashington, DC 200101558351155
  7. James Jelinek, MDWashington, DC 200101538159132
  8. Kinh-Phuc Kieu, MDWashington, DC 200101619967213

Common questions

What is Samuel Michael Knecht, MD's NPI number?

Samuel Michael Knecht, MD's National Provider Identifier (NPI) is 1790274702, issued on May 4, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Michael Knecht, MD located?

The NPPES record lists a practice address at 110 Irving St NW, Washington, DC, 20010. Phone: (202) 877-7000. Providers update this record themselves, so call before visiting.

How can I verify Samuel Michael Knecht, MD'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.

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.