Doctor profile · Federal record

Dr. Robert Hennen, D.C.

Chiropractor (CMS: Chiropractic) · Marshall, MN

  • NPI 1417337874
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
317 W Main St
Marshall, MN 562583790
(507) 337-2423
fax (507) 337-2421

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
October 10, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Minnesota #6101
Medicaid
MN #1417337874

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417337874. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
955
Distinct HCPCS
2
Medicare allowed
$34,182
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 811 55 $38
98940 Chiropractic manipulative treatment, 1-2 spinal regions 144 20 $26

In context: peer comparison

Among 7 peers in this city , average services per provider: 530. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Hennen's medical specialty?
Dr. Robert Hennen practices Chiropractor in Marshall, MN.
Where does Dr. Robert Hennen practice?
Dr. Robert Hennen practices at 317 W Main St, Marshall, MN 562583790. Office phone: 5073372423.
What is Dr. Robert Hennen's NPI?
Dr. Robert Hennen's National Provider Identifier (NPI) is 1417337874, issued by NPPES.
Does Dr. Robert Hennen accept Medicare assignment?
Dr. Robert Hennen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Robert Hennen commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941); Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.