Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William S. Green, MD

Individual provider Emergency Medicine Physician · NPI 1902955156

William S. Green, MD is an Emergency Medicine Physician in Washington, District of Columbia. Licensed in District of Columbia. Registered with an NPI since 2007.

Licensed in
DC
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

900 23rd St NW
Washington, DC 20037-2342
Phone: (202) 741-2911
Fax: (202) 741-2921
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD33407 (DC)

Record details

NPI number1902955156
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 9, 2007
Last updated in NPPESJuly 8, 2007

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