Dr. Casey Benjamin Williams
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist
1000 E 23rd St, Suite 200, Sioux Falls
South Dakota, 57105-2108
605-322-3588 605-322-6901
Dr. Casey Benjamin Williams is a pharmacist who is specialized in Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Sioux Falls, South Dakota. Patients can reach him at 1000 E 23rd St, Suite 200, Sioux Falls or contact him on 605-322-3588. Active license number of Dr. Casey Benjamin Williams is R5920 for Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in South Dakota.
Dr. Casey Benjamin Williams is pharmacist Clinician/Clinical Pharmacy Specialist is a pharmacist with additional training and an expanded scope of practice that may include prescriptive authority, therapeutic management, and disease management.
Complete Profile:
Dr. Casey Benjamin Williams speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for enquiries.
| Name: | Dr. Casey Benjamin Williams |
| Specialization: | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist |
| Credentials: | PHARM.D., BCOP |
| Gender: | Male |
| Location: | 1000 E 23rd St, Suite 200, Sioux Falls,
South Dakota, 57105-2108 |
| Phone: | 605-322-3588 |
| Fax: | 605-322-6901 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details of Dr. Casey Benjamin Williams are as mentioned below.
| NPI Number: | 1639172349 |
| NPI Enumeration Date: | 27 May, 2005 |
| NPI Last Update On: | 02 Sep, 2016 |
Medical Licenses:
Pharmacists can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Casey Benjamin Williams are as mentioned below.
| Specialization | License Number | State | Status | |
| Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | R5920 | South Dakota | Primary | |
| Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | RPH5472 | North Dakota | Secondary | |
| Pharmacotherapy | 1-13848 | Kansas | Secondary | |
| Pharmacotherapy | 15481 | North Carolina | Secondary | |
| Oncology | 15481 | North Carolina | Secondary | |
| Oncology | 1-13848 | Kansas | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 1000 E 23rd St, Suite 200
Sioux Falls, South Dakota |
| Zip: | 57105-2108 |
| Phone Number: | 605-322-3588 |
| Fax Number: | 605-322-6901 |
Patients can reach Dr. Casey Benjamin Williams at
1000 E 23rd St, Suite 200, Sioux Falls, South Dakota or can
call on phone at 605-322-3588.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.