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

Mari Olivia Haviland

Individual provider Ambulatory Women's Health Care Registered Nurse · NPI 1427974906

Mari Olivia Haviland is an Ambulatory Women's Health Care Registered Nurse in Washington, District of Columbia. Licensed in Ohio. Registered with an NPI since 2026.

Licensed in
OH
In the registry since
2026

Practice location Address checks out

3700 Reservoir Rd NW
Washington, DC 20007-2111
Phone: (202) 687-0100
Show map & directions

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

Specialties & licences

Ambulatory Women's Health Care Registered Nurse (primary) Taxonomy 163WW0101X · Licence RN.498702 (OH)

Record details

NPI number1427974906
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 29, 2026
Last updated in NPPESJune 29, 2026
Certification dateJune 28, 2026

Other providers in Washington