GARY S OLSEN PHD
NPI 1437232154
Clinical Neuropsychologist in Marshfield, WI

Q: What is Gary Olsen's NPI number?

The NPI number for Gary Olsen is 1437232154. It was assigned to this individual provider in the NPPES registry on October 24, 2006.

Q: What is Gary Olsen's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Q: When was this NPI record last updated?

The NPPES record for Gary Olsen was last updated on May 8, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 24, 2006PECOS Enrolled

1000 N OAK AVE, MARSHFIELD, WI 54449(715) 387-5511 Get Directions Write a Review

NPPES record last updated: May 8, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

On this page

About Gary S Olsen Phd NPPES

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

GARY S OLSEN PHD (NPI 1437232154) is an individual clinical neuropsychologist in Marshfield, Wisconsin, licensed in Wisconsin (2641) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437232154

Entity TypeIndividualMale

Primary Taxonomy103G00000X

Provider Legal NameGARY S OLSENCredential: PHD

Location Address1000 N OAK AVEMarshfield, WI 54449-5703

Mailing Address1000 N Oak AveMarshfield, WI 54449-5703 · (715) 387-5511

Phone(715) 387-5511

Sole ProprietorNo

Enumeration DateOctober 24, 2006

Last NPPES UpdateMay 8, 2023

NPPES CertifiedMay 8, 2023

✔ NPI 1437232154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers

Taxonomy Code103G00000X

License✔ Licensed in WI · 2641

Definition

A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

Also ListedPsychologistTaxonomy 103T00000X · License 2641 (WI)

1000 N OAK AVE, Marshfield, WI 54449

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, HealthPartners, Medica and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary S Olsen Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Leave this field empty

Other Providers at the Same Location NPPES 20

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

ALISON RAE SAMPSON D.O.

Obstetrics & Gynecology