Doctor profile · Federal record

Dr. John Gehnrich, D.C.

Chiropractor (CMS: Chiropractic) · Rockville Centre, NY

  • NPI 1710191093
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 S Park Ave
Rockville Centre, NY 115705214
(516) 536-6000
fax (516) 536-6100

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
New York #008857

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710191093. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$89
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $88.95

By nature of payment

Food and Beverage
$89

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gehnrich's medical specialty?
Dr. John Gehnrich practices Chiropractor in Rockville Centre, NY.
Where does Dr. John Gehnrich practice?
Dr. John Gehnrich practices at 25 S Park Ave, Rockville Centre, NY 115705214. Office phone: 5165366000.
What is Dr. John Gehnrich's NPI?
Dr. John Gehnrich's National Provider Identifier (NPI) is 1710191093, issued by NPPES.
Does Dr. John Gehnrich accept Medicare assignment?
Yes. Dr. John Gehnrich accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.