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

Dr. Jules R Duval, MD

Individual provider Family Medicine Physician · NPI 1770813057

Dr. Jules R Duval, MD is a Family Medicine Physician in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia and Virginia.

Licensed in
DC, VA
In the registry since
2010
Specialties on file
2
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

750 9th Street NW C-100
Washington, DC 20013-7012
Phone: (202) 633-8220
Fax: (202) 633-8220
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD034993 (DC)
Family Medicine Physician Taxonomy 207Q00000X · Licence 0101236495 (VA)

Record details

NPI number1770813057
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 8, 2010
Last updated in NPPESJanuary 8, 2010

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