Individual
MALLORY WILLIAMS
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
2041 GEORGIA AVE NW STE 4000, WASHINGTON, DC 20060-4228
(202) 865-3785
(202) 865-3136
Mailing address
2041 GEORGIA AVE NW, WASHINGTON, DC 20060-0001
(202) 865-6679
Taxonomy
Speciality
Code
Description
License number
State
208600000X
Surgery Physician
227496
MA
208600000X
Surgery Physician
35.095349
OH
208600000X
Surgery Physician
MD041969
DC
2086S0102X
Surgical Critical Care Physician
35.095349
OH
2086S0127X
Trauma Surgery Physician
Primary
35.095349
OH
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
086515600
—
DC
05
—
1184071
—
LA
Enumeration date
07/31/2006
Last updated
01/14/2026
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Contact us