Gwendolyn Harter
NPI 1477199719 · Clinical Social Worker · Bethesda, MD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gwendolyn Harter is a Clinical Social Worker provider in Bethesda, MD (NPI 1477199719).
Provider details
- NPI number
- 1477199719
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 19077 (MD)
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
6 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
- 2019-11-21
- Last updated
- 2019-11-21
Frequently asked questions
- What is Gwendolyn Harter's NPI number?
- Gwendolyn Harter's National Provider Identifier (NPI) is 1477199719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwendolyn Harter's specialty?
- Gwendolyn Harter is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gwendolyn Harter located?
- Gwendolyn Harter's practice location on file with NPPES is 4401 E West Hwy Ste 504, Bethesda, MD 20814-4523.
- What is Gwendolyn Harter's phone number?
- The practice phone number listed in the NPPES registry for Gwendolyn Harter is (240) 513-3093.
- Does Gwendolyn Harter accept Medicare?
- Gwendolyn Harter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gwendolyn Harter's NPI active?
- Yes — Gwendolyn Harter's NPI (1477199719) is active in the NPPES registry as of the last update on 2019-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.