Doctor profile · Federal record

Dr. James Grenon, D.C.

Chiropractor (CMS: Chiropractic) · Cheshire, CT

  • NPI 1659453249
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
420 S Main St Lowr Level
Cheshire, CT 064103145
(203) 272-4513
fax (203) 699-8253

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 16, 2021
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Connecticut #000916

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659453249. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
587
Distinct HCPCS
1
Medicare allowed
$16,203
HCPCS Description Services Patients Avg allowed
98940 Chiropractic manipulative treatment, 1-2 spinal regions 587 34 $28

In context: peer comparison

Among 2 peers in this city , average services per provider: 408. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Grenon's medical specialty?
Dr. James Grenon practices Chiropractor in Cheshire, CT.
Where does Dr. James Grenon practice?
Dr. James Grenon practices at 420 S Main St Lowr Level, Cheshire, CT 064103145. Office phone: 2032724513.
What is Dr. James Grenon's NPI?
Dr. James Grenon's National Provider Identifier (NPI) is 1659453249, issued by NPPES.
Does Dr. James Grenon accept Medicare assignment?
Dr. James Grenon does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. James Grenon commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.