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DR. BRIAN JAMES MARKGREN D.C.
NPI 1083793459
Chiropractor in Eau Claire, WI

Active since November 04, 2006Accepts Medicare Assignment
824 S. HASTINGS WAY, EAU CLAIRE, WI 54701(715) 835-1122 Get Directions Write a Review

NPPES record last updated: January 14, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Brian James Markgren D.c. NPPES

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

DR. BRIAN JAMES MARKGREN D.C. (NPI 1083793459) is an individual chiropractor in Eau Claire, Wisconsin, licensed in Wisconsin (2981-012) and active in the NPI registry since November 2006. He is a graduate of Northwestern College Of Chiropractic (1993).

NPPES Registry Identity

NPI1083793459
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. BRIAN JAMES MARKGRENCredential: D.C.
Location Address824 S. HASTINGS WAYEau Claire, WI 54701
Mailing Address824 S. Hastings WayEau Claire, WI 54701 · (715) 835-1122
Phone(715) 835-1122
Sole ProprietorNo
Medical School CMSNorthwestern College Of ChiropracticGraduated 1993
Enumeration DateNovember 4, 2006
Last NPPES UpdateJanuary 14, 2015
✔ NPI 1083793459 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in WI · 2981-012
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
824 S. HASTINGS WAY, Eau Claire, WI 54701
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Other Identifiers 3

Medicaid38870900WI
Medicare ID-Type Unspecified70-493WI
Medicare UPINU41583WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Brian James Markgren D.c. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2860400157
PECOS Enrollment IDI20060328000713

Medicare Billing Reassignment

Medicare enrollment records show Brian Markgren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gateway Chiropractic Center, S.C.
2.8 mi
Chiropractor
3519 GATEWAY DRIVE
Eau Claire, WI 54701
  • Reassigned Medicare billing, Wisconsin enrollment
  • 5 clinicians in this Medicare group
NPI 1861585614 (715) 831-0955

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
331 services27 patients

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 Brian Markgren's NPI number?

The NPI number for Brian Markgren is 1083793459. It was assigned to this individual provider in the NPPES registry on November 4, 2006.

Where is Brian Markgren located?

Brian Markgren practices at 824 S. Hastings Way, Eau Claire, WI 54701. The listed phone number is (715) 835-1122.

What is Brian Markgren's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Brian Markgren enrolled in Medicare?

Yes. Brian Markgren is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Brian Markgren's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Markgren reassigns Medicare benefits to Gateway Chiropractic Center, S.C. (Eau Claire, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Brian Markgren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brian Markgren accept?

Health plans from Anthem Blue Cross and Blue Shield and Dean Health Plan list Brian Markgren as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Brian Markgren was last updated on January 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.