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

Dr. Marianne Mathewson-Chapman, ARNP

Individual provider Adult Health Nurse Practitioner · NPI 1649456484

Dr. Marianne Mathewson-Chapman, ARNP is an Adult Health Nurse Practitioner in Washington, District of Columbia. Licensed in Florida. Registered with an NPI since 2008.

Licensed in
FL
In the registry since
2008
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

1990 K St NW Rm 320 (10D1)
Washington, DC 20006-1103
Phone: (202) 266-4646
Fax: (202) 266-4696
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 1487792 (FL)

Record details

NPI number1649456484
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedJanuary 10, 2008
Last updated in NPPESJanuary 10, 2008

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