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

Watermark Washington House, LLC

Organization Skilled Nursing Facility · NPI 1770961799

Watermark Washington House, LLC is a Skilled Nursing Facility in Alexandria, Virginia. Registered with an NPI since 2015.

In the registry since
2015
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

5100 Fillmore Ave
Alexandria, VA 22311-5069
Phone: (703) 854-5100
Fax: (703) 671-0468
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Skilled Nursing Facility (primary) Taxonomy 314000000X

Record details

NPI number1770961799
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Greta Frazier — Director · (520) 797-4000
Other names The Fountains At Washington House
NPI enumeratedMay 11, 2015
Last updated in NPPESMay 11, 2015
Mailing address2020 W Rudasill Rd, Attn: Medicare Billing, Tucson, AZ 85704-7800

Other providers in Alexandria