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

Williams Psychological, LLC

Organization Psychologist · NPI 1902504186

Williams Psychological, LLC is a Psychologist in Rapid City, South Dakota. Registered with an NPI since 2023.

In the registry since
2023
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2640 Jackson Blvd Ste 1
Rapid City, SD 57702-3400
Phone: (605) 341-8647
Fax: (605) 341-0489
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1902504186
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Williams — Owner · (605) 441-1003
NPI enumeratedFebruary 17, 2023
Last updated in NPPESOctober 9, 2025
Certification dateOctober 9, 2025
Mailing address2640 Jackson Blvd Ste 1, Rapid City, SD 57702-3400

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