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BYRON C OLSON PHARM D
NPI 1881986487
Pharmacist in Yankton, SD

Active since May 14, 2011
218 W 4TH ST, YANKTON, SD 57078(605) 665-8042(605) 665-1998 Get Directions Write a Review

NPPES record last updated: October 24, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Byron C Olson Pharm D NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BYRON C OLSON PHARM D (NPI 1881986487) is an individual pharmacist in Yankton, South Dakota, licensed in South Dakota (4910) and active in the NPI registry since May 2011.

NPPES Registry Identity

NPI1881986487
Entity TypeIndividualMale
Primary Taxonomy183500000X
Provider Legal NameBYRON C OLSONCredential: PHARM D
Location Address218 W 4TH STYankton, SD 57078-4301
Mailing Address218 W 4th StYankton, SD 57078-4301 · (605) 665-8042 · Fax (605) 665-1998
Phone(605) 665-8042
Fax(605) 665-1998
Sole ProprietorNo
Enumeration DateMay 14, 2011
Last NPPES UpdateOctober 24, 2025
NPPES CertifiedOctober 24, 2025
✔ NPI 1881986487 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License✔ Licensed in SD · 4910
Definition
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
218 W 4TH ST, Yankton, SD 57078
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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RENNER CORPORATION
Pharmacy (Community/Retail Pharmacy)
218 W 4TH ST
YANKTON, SD 57078
Cedar County (605) 665-8042
TWO FISHES INC
Pharmacy (Community/Retail Pharmacy)
218 W 4TH ST
YANKTON, SD 57078
Cedar County (605) 665-8042

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Byron Olson's NPI number?

The NPI number for Byron Olson is 1881986487. It was assigned to this individual provider in the NPPES registry on May 14, 2011.

Where is Byron Olson located?

Byron Olson practices at 218 W 4th St, Yankton, SD 57078. The listed phone number is (605) 665-8042.

What is Byron Olson's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for Byron Olson was last updated on October 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.