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

Lori L Williamson, LMFT, QMHP, CCDCIII

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1386924579

Lori L Williamson, LMFT, QMHP, CCDCIII is an Addiction (Substance Use Disorder) Counselor in Sioux Falls, South Dakota. Practices as a sole proprietor. Licensed in Minnesota and South Dakota.

Licensed in
MN, SD
In the registry since
2011
Specialties on file
3
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

7511 S Louise Ave
Sioux Falls, SD 57108-5951
Phone: (605) 334-5850
Fax: (605) 335-3282
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence LMFT1211 (SD)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X (SD)
Marriage & Family Therapist Taxonomy 106H00000X · Licence LMFT1724 (MN)

Record details

NPI number1386924579
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT , QMHP , CCDCIII
Sole proprietorYes
NPI enumeratedAugust 19, 2011
Last updated in NPPESAugust 19, 2011

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