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

Lois A McCallister, LPCLCDC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1558476945

Lois A McCallister, LPCLCDC is an Addiction (Substance Use Disorder) Counselor in Houston, Texas. Licensed in Texas. Registered with an NPI since 2006.

Licensed in
TX
In the registry since
2006
Specialties on file
2

Practice location Address checks out

4950 Memorial Dr
Houston, TX 77007
Phone: (713) 730-2335
Fax: (713) 802-7676
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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 6016 (TX)
Professional Counselor Taxonomy 101YP2500X · Licence 11869 (TX)

Record details

NPI number1558476945
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPCLCDC
Sole proprietorNo
NPI enumeratedAugust 19, 2006
Last updated in NPPESSeptember 11, 2025

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