Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Lessane, MSW, ADT

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1497624886

William Lessane, MSW, ADT is an Addiction (Substance Use Disorder) Counselor in Annapolis, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2025
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

185 Admiral Cochrane Dr Ste 120
Annapolis, MD 21401-7600
Phone: (443) 440-5782
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 3915 (MD)

Record details

NPI number1497624886
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , ADT
Sole proprietorYes
NPI enumeratedNovember 3, 2025
Last updated in NPPESNovember 3, 2025
Certification dateNovember 3, 2025

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