Gemmasohn Psychotherapy Service, LLC
NPI 1811582109 · Clinical Social Worker · Vienna, VA
Gemmasohn Psychotherapy Service, LLC is a Clinical Social Worker organization in Vienna, VA (NPI 1811582109).
Provider details
- NPI number
- 1811582109
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Gemma Sohn, Psychotherapist(703) 597-9334
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-08
- Last updated
- 2023-09-25
- Certified
- 2023-09-25
Frequently asked questions
- What is Gemmasohn Psychotherapy Service, LLC's NPI number?
- Gemmasohn Psychotherapy Service, LLC's National Provider Identifier (NPI) is 1811582109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gemmasohn Psychotherapy Service, LLC?
- Gemmasohn Psychotherapy Service, LLC is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gemmasohn Psychotherapy Service, LLC located?
- Gemmasohn Psychotherapy Service, LLC's practice location on file with NPPES is 312 Owaissa Rd Se, Vienna, VA 22180-5929.
- What is Gemmasohn Psychotherapy Service, LLC's phone number?
- The practice phone number listed in the NPPES registry for Gemmasohn Psychotherapy Service, LLC is (703) 597-9334.
- Who is the authorized official for Gemmasohn Psychotherapy Service, LLC?
- The authorized official listed on Gemmasohn Psychotherapy Service, LLC's NPPES record is Gemma Sohn, Psychotherapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gemmasohn Psychotherapy Service, LLC's NPI active?
- Yes — Gemmasohn Psychotherapy Service, LLC's NPI (1811582109) is active in the NPPES registry as of the last update on 2023-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.