Doctor profile · Federal record

Dr. Jeffrey Horkan, DC

Chiropractor (CMS: Chiropractic) · Sun Prairie, WI

  • NPI 1629060421
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1633 W Main St
Sun Prairie, WI 535901839
(608) 837-7712
fax (608) 825-6638
Mailing address
105 Clarmar Dr
Sun Prairie, WI 535902675

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
June 27, 2024
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Wisconsin #3232
Medicaid
WI #38894400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629060421. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,201
Distinct HCPCS
2
Medicare allowed
$40,451
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 721 59 $38
98940 Chiropractic manipulative treatment, 1-2 spinal regions 480 45 $27

In context: peer comparison

Among 12 peers in this city , average services per provider: 322. This provider delivers 3.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Horkan's medical specialty?
Dr. Jeffrey Horkan practices Chiropractor in Sun Prairie, WI.
Where does Dr. Jeffrey Horkan practice?
Dr. Jeffrey Horkan practices at 1633 W Main St, Sun Prairie, WI 535901839. Office phone: 6088377712.
What is Dr. Jeffrey Horkan's NPI?
Dr. Jeffrey Horkan's National Provider Identifier (NPI) is 1629060421, issued by NPPES.
Does Dr. Jeffrey Horkan accept Medicare assignment?
Yes. Dr. Jeffrey Horkan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Horkan 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.