Doctor profile · Federal record

Dr. John Kemper, DC

Chiropractor (CMS: Chiropractic) · Defiance, OH

  • NPI 1770930505
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1770 Jefferson Ave
Defiance, OH 435123479
(419) 784-2300
fax (419) 784-2347

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Ohio #4629

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770930505. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
662
Distinct HCPCS
2
Medicare allowed
$24,450
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 617 116 $38
98940 Chiropractic manipulative treatment, 1-2 spinal regions 45 14 $26

In context: peer comparison

Among 2 peers in this city , average services per provider: 523. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Kemper's medical specialty?
Dr. John Kemper practices Chiropractor in Defiance, OH.
Where does Dr. John Kemper practice?
Dr. John Kemper practices at 1770 Jefferson Ave, Defiance, OH 435123479. Office phone: 4197842300.
What is Dr. John Kemper's NPI?
Dr. John Kemper's National Provider Identifier (NPI) is 1770930505, issued by NPPES.
Does Dr. John Kemper accept Medicare assignment?
Yes. Dr. John Kemper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Kemper 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.