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

One Therapy Group PLLC

Organization Mental Health Counselor · NPI 1982346144

One Therapy Group PLLC is a Mental Health Counselor in Washington, District of Columbia. Registered with an NPI since 2022.

In the registry since
2022
Specialties on file
2
What do these letters mean?
PLLC — Professional 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

1350 Connecticut Ave NW Ste 800
Washington, DC 20036-1733
Phone: (202) 417-2864
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

Counseling Psychologist (primary) Taxonomy 103TC1900X
Mental Health Counselor Taxonomy 101YM0800X

Record details

NPI number1982346144
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Heather Lyons — Co-Owner · (443) 451-5122
NPI enumeratedApril 8, 2022
Last updated in NPPESApril 8, 2022
Certification dateApril 8, 2022
Mailing address1350 Connecticut Ave Nw Ste 800, Washington, DC 20036-1733

Other providers in Washington