William Brown, LCSW-C
NPI 1508139445 · Clinical Social Worker · Columbia, MD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Brown, LCSW-C is a Clinical Social Worker provider in Columbia, MD (NPI 1508139445).
Provider details
- NPI number
- 1508139445
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW-C
- Sex
- Male
- Sole proprietor
- No
- License
- 16489 (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
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 1111 N Charles StBaltimore, MD 21201-5505Phone: (410) 837-2050
- 600 N Wolfe StBaltimore, MD 21287-0005Phone: (410) 955-6518
Registry dates
- Enumerated
- 2012-02-22
- Last updated
- 2022-11-29
- Certified
- 2022-11-29
Frequently asked questions
- What is William Brown's NPI number?
- William Brown's National Provider Identifier (NPI) is 1508139445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Brown's specialty?
- William Brown is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Brown located?
- William Brown's practice location on file with NPPES is 5500 Knoll North Dr Ste 370, Columbia, MD 21045-2393.
- What is William Brown's phone number?
- The practice phone number listed in the NPPES registry for William Brown is (410) 837-2050.
- Does William Brown accept Medicare?
- William Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Brown's NPI active?
- Yes — William Brown's NPI (1508139445) is active in the NPPES registry as of the last update on 2022-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.