Doctor profile · Federal record

Dr. John Gillis, DC

Chiropractor (CMS: Chiropractic) · Lima, OH

  • NPI 1679646822
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1905 Latham Ave
Lima, OH 458051637
(419) 228-0000

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 13, 2022
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Ohio #1226

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679646822. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
158
Distinct HCPCS
2
Medicare allowed
$5,330
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 99 29 $38
98940 Chiropractic manipulative treatment, 1-2 spinal regions 59 17 $27

In context: peer comparison

Among 7 peers in this city , average services per provider: 437. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gillis's medical specialty?
Dr. John Gillis practices Chiropractor in Lima, OH.
Where does Dr. John Gillis practice?
Dr. John Gillis practices at 1905 Latham Ave, Lima, OH 458051637. Office phone: 4192280000.
What is Dr. John Gillis's NPI?
Dr. John Gillis's National Provider Identifier (NPI) is 1679646822, issued by NPPES.
Does Dr. John Gillis accept Medicare assignment?
Yes. Dr. John Gillis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gillis 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.