MR. RONALD B OLSON MAC
NPI 1619858941
Counselor - Mental Health in Sioux Falls, SD

Q: What is Ronald Olson's NPI number?

The NPI number for Ronald Olson is 1619858941. It was assigned to this individual provider in the NPPES registry on September 11, 2025.

Q: What is Ronald Olson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for Ronald Olson was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since September 11, 2025

3409 W 47TH ST STE 102, SIOUX FALLS, SD 57106(605) 593-4075(605) 401-4086 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mr. Ronald B Olson Mac NPPES

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

MR. RONALD B OLSON MAC (NPI 1619858941) is an individual mental health provider in Sioux Falls, South Dakota, licensed in South Dakota (21067) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1619858941

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameMR. RONALD B OLSONCredential: MAC

Location Address3409 W 47TH ST STE 102Sioux Falls, SD 57106-6339

Mailing Address3409 W 47th St Ste 102Sioux Falls, SD 57106-6339 · (605) 593-4075 · Fax (605) 401-4086

Phone(605) 593-4075

Fax(605) 401-4086

Sole ProprietorYes

Enumeration DateSeptember 11, 2025

NPPES CertifiedSeptember 11, 2025

✔ NPI 1619858941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in SD · 21067

3409 W 47TH ST STE 102, Sioux Falls, SD 57106

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

MELISSA ANN SMITH

Counselor

3409 W 47TH ST STE 102
SIOUX FALLS, SD 57106

Minnehaha County (605) 593-4075

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 Ronald Olson's NPI number?

The NPI number for Ronald Olson is 1619858941. It was assigned to this individual provider in the NPPES registry on September 11, 2025.

Where is Ronald Olson located?

Ronald Olson practices at 3409 W 47th St Ste 102, Sioux Falls, SD 57106. The listed phone number is (605) 593-4075.

What is Ronald Olson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Ronald Olson was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.