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

Mrs. Marissa F Rossoukh, FNP

Individual provider Family Nurse Practitioner · NPI 1598049520

Mrs. Marissa F Rossoukh, FNP is a Family Nurse Practitioner in Washington, District of Columbia. Licensed in Virginia. Registered with an NPI since 2011.

Licensed in
VA
In the registry since
2011
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

2141 K St NW Ste 800
Washington, DC 20037-1810
Phone: (202) 296-3339
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 0024169607 (VA)

Record details

NPI number1598049520
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedOctober 10, 2011
Last updated in NPPESOctober 10, 2011

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