Doctor profile · Federal record

Dr. Evon Williamson, M.D.

Anesthesiology Physician · Washington, DC

  • NPI 1942308812
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1310 Southern Ave Se
Washington, DC 200324623
(202) 574-6851
fax (202) 279-7370
Mailing address
Po Box 784305
Philadelphia, PA 191784305

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
November 3, 2015
Specialty taxonomy
207L00000X — NUCC code
State license (1)
District of Columbia #MD035511
Medicaid
DC #039120800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942308812. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
3
Medicare allowed
$6,504
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 17 16 $162
00700 Anesthesia for other procedure on upper front abdomen 11 11 $170
00811 Anesthesia for other procedure on large bowel using an endoscope 11 11 $171

In context: peer comparison

Among 75 peers in Washington Anesthesiology Physician, average services per provider: 27. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Evon Williamson's medical specialty?
Dr. Evon Williamson practices Anesthesiology Physician in Washington, DC.
Where does Dr. Evon Williamson practice?
Dr. Evon Williamson practices at 1310 Southern Ave Se, Washington, DC 200324623. Office phone: 2025746851.
What is Dr. Evon Williamson's NPI?
Dr. Evon Williamson's National Provider Identifier (NPI) is 1942308812, issued by NPPES.
What procedures does Dr. Evon Williamson commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on upper front abdomen (HCPCS 00700); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.