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

Catherine Wilder-Williams, MA, CACP

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1780040469

Catherine Wilder-Williams, MA, CACP is an Addiction (Substance Use Disorder) Counselor in Sumter, South Carolina. Practices as a sole proprietor. Registered with an NPI since 2016.

In the registry since
2016
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

441 N Main St
Sumter, SC 29150-4232
Phone: (803) 775-5080
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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

Record details

NPI number1780040469
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , CACP
Sole proprietorYes
NPI enumeratedJanuary 11, 2016
Last updated in NPPESJanuary 11, 2016

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