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

Maria Gema Decain, MD

Individual provider Family Medicine Physician · NPI 1609511641

Maria Gema Decain, MD is a Family Medicine Physician in Washington, District of Columbia. Licensed in Puerto Rico. Registered with an NPI since 2022.

Licensed in
PR
In the registry since
2022
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

3800 Reservoir Rd NW Fl PHC7
Washington, DC 20007-2113
Phone: (202) 256-7639
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 25054 (PR)

Record details

NPI number1609511641
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 4, 2022
Last updated in NPPESJuly 20, 2026
Certification dateJuly 20, 2026

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