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BROCK MADSEN D.C.
NPI 1669846689
Chiropractor in Montevideo, MN

Active since November 16, 2015Accepts Medicare Assignment
1317 GROVE AVE, MONTEVIDEO, MN 56265(320) 269-7135(320) 269-7583 Get Directions Write a Review

NPPES record last updated: April 14, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Brock Madsen D.c. NPPES

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

BROCK MADSEN D.C. (NPI 1669846689) is an individual chiropractor in Montevideo, Minnesota, licensed in Minnesota (6138) and active in the NPI registry since November 2015. He is a graduate of Northwestern College Of Chiropractic (2015).

NPPES Registry Identity

NPI1669846689
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameBROCK MADSENCredential: D.C.
Location Address1317 GROVE AVEMontevideo, MN 56265-1708
Mailing Address525 Legion Dr, Ste #1Montevideo, MN 56265-1722 · (320) 269-7135 · Fax (320) 269-7583
Phone(320) 269-7135
Fax(320) 269-7583
Sole ProprietorNo
Medical School CMSNorthwestern College Of ChiropracticGraduated 2015
Enumeration DateNovember 16, 2015
Last NPPES UpdateApril 14, 2025
NPPES CertifiedApril 14, 2025
✔ NPI 1669846689 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in MN · 6138
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.
1317 GROVE AVE, Montevideo, MN 56265
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HealthPartners.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

Brock Madsen 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 ID7719247915
PECOS Enrollment IDI20180208001272

Medicare Billing Reassignments

2

Medicare enrollment records show Brock Madsen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Madsen Family Chiropractic, PLLC
Same address
Chiropractor
1317 GROVE AVE
Montevideo, MN 56265
  • Reassigned Medicare billing, Minnesota enrollment
  • 3 clinicians in this Medicare group
NPI 1811594567 (320) 269-7135
Nelson Clinic And Rehabilitation Care PA
34 mi
Chiropractor
515 19TH AVE SW
Willmar, MN 56201
  • Reassigned Medicare billing, Minnesota enrollment
  • 4 clinicians in this Medicare group
NPI 1811012594 (320) 235-2720

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 2

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.
732 services109 patients
Chiropractic manipulative treatment, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
237 services49 patients

Other Providers at the Same Location NPPES 6

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

ASHLEY JO PATTON DDS
Dentist
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-6416
KEITH ALAN OLSON DDS
Dentist
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-6416
MATTHEW DOUGLAS VAUGHN DDS
Dentist
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-6416
DR. MARISSA ANN GOPLEN D.D.S.
Dentist
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-6416
MADSEN FAMILY CHIROPRACTIC, PLLC
Chiropractor
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-7135
JAMES KEVIN ZENK DDS
Dentist
1317 GROVE AVE
MONTEVIDEO, MN 56265
Chippewa County (320) 269-6416

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 Brock Madsen's NPI number?

The NPI number for Brock Madsen is 1669846689. It was assigned to this individual provider in the NPPES registry on November 16, 2015.

Where is Brock Madsen located?

Brock Madsen practices at 1317 Grove Ave, Montevideo, MN 56265. The listed phone number is (320) 269-7135.

What is Brock Madsen's specialty?

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

Is Brock Madsen enrolled in Medicare?

Yes. Brock Madsen 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 organizations bill Medicare for Brock Madsen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brock Madsen reassigns Medicare benefits to 2 organizations: Madsen Family Chiropractic, PLLC (Montevideo, MN) and Nelson Clinic And Rehabilitation Care PA (Willmar, MN). Each 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 Brock Madsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brock Madsen accept?

Health plans from HealthPartners list Brock Madsen 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 Brock Madsen was last updated on April 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.