William Lessane, M.S.W., ADT
NPI 1497624886 · Addiction (Substance Use Disorder) Counselor · Annapolis, MD
William Lessane, M.S.W., ADT is a Addiction (Substance Use Disorder) Counselor provider in Annapolis, MD (NPI 1497624886).
Provider details
- NPI number
- 1497624886
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.W., ADT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3915 (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
Under 1 yr in 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
- 2025-11-03
- Last updated
- 2025-11-03
- Certified
- 2025-11-03
Frequently asked questions
- What is William Lessane's NPI number?
- William Lessane's National Provider Identifier (NPI) is 1497624886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lessane's specialty?
- William Lessane is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Lessane located?
- William Lessane's practice location on file with NPPES is 185 Admiral Cochrane Dr Ste 120, Annapolis, MD 21401-7600.
- What is William Lessane's phone number?
- The practice phone number listed in the NPPES registry for William Lessane is (443) 440-5782.
- Is William Lessane's NPI active?
- Yes — William Lessane's NPI (1497624886) is active in the NPPES registry as of the last update on 2025-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.