Steven Nicholson, LCSW, LICSW
NPI 1528749629 · Clinical Social Worker · Washington, DC
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Nicholson, LCSW, LICSW is a Clinical Social Worker provider in Washington, DC (NPI 1528749629).
Provider details
- NPI number
- 1528749629
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW, LICSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- LC200002192 (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
2 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
- 2023-07-31
- Last updated
- 2023-08-04
- Certified
- 2023-08-04
Frequently asked questions
- What is Steven Nicholson's NPI number?
- Steven Nicholson's National Provider Identifier (NPI) is 1528749629, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Nicholson's specialty?
- Steven Nicholson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Steven Nicholson located?
- Steven Nicholson's practice location on file with NPPES is 650 Pennsylvania Ave Se Ste 440, Washington, DC 20003-4424.
- What is Steven Nicholson's phone number?
- The practice phone number listed in the NPPES registry for Steven Nicholson is (202) 544-5440.
- Does Steven Nicholson accept Medicare?
- Steven Nicholson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Nicholson's NPI active?
- Yes — Steven Nicholson's NPI (1528749629) is active in the NPPES registry as of the last update on 2023-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.