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

Markstone Washington

Individual provider Community Health Worker · NPI 1982403473

Markstone Washington is a Community Health Worker in Ovilla, Texas. Practices as a sole proprietor. Registered with an NPI since 2025.

In the registry since
2025
Specialties on file
2

Practice location Address checks out

700 W Main St Ste 3
Ovilla, TX 75154-1681
Phone: (469) 744-6559
Show map & directions

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

Specialties & licences

Community Health Worker (primary) Taxonomy 172V00000X
Case Manager/Care Coordinator Taxonomy 171M00000X

Record details

NPI number1982403473
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 10, 2025
Last updated in NPPESMarch 24, 2025
Certification dateMarch 24, 2025