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

Joseph Lafleur, MSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1730209180

Joseph Lafleur, MSW is an Addiction (Substance Use Disorder) Counselor in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2007
Specialties on file
3
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

2001 L St NW Ste 500
Washington, DC 20036-4955
Phone: (202) 641-5335
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence DC3000819 (DC)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X
Psychoanalyst Taxonomy 102L00000X

Record details

NPI number1730209180
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedMarch 30, 2007
Last updated in NPPESMay 10, 2022
Certification dateMay 10, 2022

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