Lottie Walker, MSW, MST
NPI 1164162210 · Clinical Social Worker · Washington, DC
Lottie Walker, MSW, MST is a Clinical Social Worker provider in Washington, DC (NPI 1164162210).
Provider details
- NPI number
- 1164162210
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, MST
- Sex
- Female
- Sole proprietor
- No
- License
- LMSW26033 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
4 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
- 2022-03-29
- Last updated
- 2022-03-29
- Certified
- 2022-03-29
Frequently asked questions
- What is Lottie Walker's NPI number?
- Lottie Walker's National Provider Identifier (NPI) is 1164162210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lottie Walker's specialty?
- Lottie Walker is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Lottie Walker located?
- Lottie Walker's practice location on file with NPPES is 5039 Connecticut Ave Nw Ste 5, Washington, DC 20008-2056.
- What is Lottie Walker's phone number?
- The practice phone number listed in the NPPES registry for Lottie Walker is (202) 237-1196.
- Is Lottie Walker's NPI active?
- Yes — Lottie Walker's NPI (1164162210) is active in the NPPES registry as of the last update on 2022-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.