Heidi Vanderwerff, LICSW
NPI 1891939559 · Clinical Social Worker · Washington, DC
Heidi Vanderwerff, LICSW is a Clinical Social Worker provider in Washington, DC (NPI 1891939559).
Provider details
- NPI number
- 1891939559
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- No
- License
- LC50078921 (DC)
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
17 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
- 2009-04-25
- Last updated
- 2025-04-23
- Certified
- 2025-04-23
Frequently asked questions
- What is Heidi Vanderwerff's NPI number?
- Heidi Vanderwerff's National Provider Identifier (NPI) is 1891939559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Vanderwerff's specialty?
- Heidi Vanderwerff is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Heidi Vanderwerff located?
- Heidi Vanderwerff's practice location on file with NPPES is 508 Kennedy St Nw Ste 304, Washington, DC 20011-3137.
- What is Heidi Vanderwerff's phone number?
- The practice phone number listed in the NPPES registry for Heidi Vanderwerff is (202) 734-4774.
- Is Heidi Vanderwerff's NPI active?
- Yes — Heidi Vanderwerff's NPI (1891939559) is active in the NPPES registry as of the last update on 2025-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.