Doctor profile · Federal record

Dr. Daniel Leonard, D.D.S.

General Practice Dentistry · Chicago, IL

  • NPI 1336280064
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
326 S Marshfield Ave
Chicago, IL 606123212
(312) 942-0200
fax (312) 666-4640

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336280064. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$72
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Envista Holdings Corporation 1 $47.36
BioHorizons Implant Systems Inc. 1 $24.35

By nature of payment

Food and Beverage
$72

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
59
Patients
47
Total drug cost
$320
Drug Type Claims Patients Total cost
Ibuprofen Generic 22 17 $73
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 19 16 $105
Penicillin V Potassium Generic 18 14 $142

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Leonard's medical specialty?
Dr. Daniel Leonard practices General Practice Dentistry in Chicago, IL.
Where does Dr. Daniel Leonard practice?
Dr. Daniel Leonard practices at 326 S Marshfield Ave, Chicago, IL 606123212. Office phone: 3129420200.
What is Dr. Daniel Leonard's NPI?
Dr. Daniel Leonard's National Provider Identifier (NPI) is 1336280064, issued by NPPES.