Doctor profile · Federal record

Dr. John Gentles, DDS

Dentist · Florissant, MO

  • NPI 1568575090
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4143 N US Highway 67
Florissant, MO 630342825
(314) 355-1401
fax (314) 355-5506

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
122300000X — NUCC code
State license (1)
Missouri #11728

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568575090. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$153
Transactions
7
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
COLGATE ORAL PHARMACEUTICALS, INC. 7 $152.95

By nature of payment

Education
$153

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
110
Patients
49
Total drug cost
$540
Drug Type Claims Patients Total cost
Azithromycin Generic 37 0 $248
Ibuprofen Generic 31 17 $63
Cephalexin Generic 29 19 $166
Clindamycin Hcl Generic 13 13 $63

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gentles's medical specialty?
Dr. John Gentles practices Dentist in Florissant, MO.
Where does Dr. John Gentles practice?
Dr. John Gentles practices at 4143 N US Highway 67, Florissant, MO 630342825. Office phone: 3143551401.
What is Dr. John Gentles's NPI?
Dr. John Gentles's National Provider Identifier (NPI) is 1568575090, issued by NPPES.