Doctor profile · Federal record

Dr. Richard Renfer, D.D.S.

General Practice Dentistry · Concord, CA

  • NPI 1922069657
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3435 Chestnut Ave
Concord, CA 945192415
(925) 685-8994
fax (925) 682-0361

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 14, 2014
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
California #31520

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922069657. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Align Technology, INC. 2 $57.33
OraPharma, A Division of Bausch Health US, LLC 1 $15.58

By nature of payment

Food and Beverage
$73

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
0
Total drug cost
$185
Drug Type Claims Patients Total cost
Amoxicillin Generic 13 0 $85
Penicillin V Potassium Generic 12 0 $100

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Renfer's medical specialty?
Dr. Richard Renfer practices General Practice Dentistry in Concord, CA.
Where does Dr. Richard Renfer practice?
Dr. Richard Renfer practices at 3435 Chestnut Ave, Concord, CA 945192415. Office phone: 9256858994.
What is Dr. Richard Renfer's NPI?
Dr. Richard Renfer's National Provider Identifier (NPI) is 1922069657, issued by NPPES.