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

Mark E Williams, LCSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1760560072

Mark E Williams, LCSW is an Addiction (Substance Use Disorder) Counselor in Windham, Maine. Licensed in Maine and New Jersey. Registered with an NPI since 2006.

Licensed in
ME, NJ
In the registry since
2006
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Practice location Address checks out

32 Evans Ridge Rd # 2
Windham, ME 04062-4654
Phone: (207) 572-2662
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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 LC14750 (ME)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence LC00061300 (NJ)

Record details

NPI number1760560072
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedNovember 2, 2006
Last updated in NPPESMarch 15, 2022
Certification dateMarch 9, 2022
Mailing address32 Evans Ridge Rd, Windham, ME 04062-4654

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