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

Dr. Casey Benjamin Williams, PHARMD, BCOP

Individual provider Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · NPI 1639172349

Dr. Casey Benjamin Williams, PHARMD, BCOP is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Sioux Falls, South Dakota. Licensed in Kansas, North Carolina, North Dakota and South Dakota. Registered with an NPI since 2005.

Licensed in
KS, NC, ND, SD
In the registry since
2005
Specialties on file
6
What do these letters mean?
PHARMD — Doctor of Pharmacy
The professional degree required to practise as a pharmacist in the United States.

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Practice location Address checks out

1000 E 23rd St Ste 200
Sioux Falls, SD 57105-2108
Phone: (605) 322-3588
Fax: (605) 322-6901
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (primary) Taxonomy 1835P0018X · Licence R5920 (SD)
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist Taxonomy 1835P0018X · Licence RPH5472 (ND)
Pharmacotherapy Pharmacist Taxonomy 1835P1200X · Licence 1-13848 (KS)
Pharmacotherapy Pharmacist Taxonomy 1835P1200X · Licence 15481 (NC)
Oncology Pharmacist Taxonomy 1835X0200X · Licence 15481 (NC)
Oncology Pharmacist Taxonomy 1835X0200X · Licence 1-13848 (KS)

Record details

NPI number1639172349
Entity typeIndividual (Type 1)
GenderMale
Credentials PHARMD , BCOP
Sole proprietorNo
NPI enumeratedMay 27, 2005
Last updated in NPPESSeptember 2, 2016
Mailing address1000 E 23rd St, Suite 200, Sioux Falls, SD 57105-2108

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