Maryanne Henderson, LICSW
NPI 1699490532 · Clinical Social Worker · Washington, DC
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryanne Henderson, LICSW is a Clinical Social Worker provider in Washington, DC (NPI 1699490532).
Provider details
- NPI number
- 1699490532
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LC200001712 (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
3 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
- 2022-10-04
- Last updated
- 2022-10-04
- Certified
- 2022-10-03
Frequently asked questions
- What is Maryanne Henderson's NPI number?
- Maryanne Henderson's National Provider Identifier (NPI) is 1699490532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryanne Henderson's specialty?
- Maryanne Henderson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Maryanne Henderson located?
- Maryanne Henderson's practice location on file with NPPES is 4430 Benning Rd Ne, Washington, DC 20019-4555.
- What is Maryanne Henderson's phone number?
- The practice phone number listed in the NPPES registry for Maryanne Henderson is (202) 938-2234.
- Does Maryanne Henderson accept Medicare?
- Maryanne Henderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryanne Henderson's NPI active?
- Yes — Maryanne Henderson's NPI (1699490532) is active in the NPPES registry as of the last update on 2022-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.