Doctor profile · Federal record

Dr. Timothy Zielinski, DDS

Dentist · Mason, MI

  • NPI 1043378185
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 Wash
Mason, MI 48854
(517) 676-3711
fax (517) 676-4811
Mailing address
640 W Ash St
Mason, MI 488541423

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
September 23, 2024
Specialty taxonomy
122300000X — NUCC code
State license (1)
Michigan #2901012924

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043378185. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,463
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
A-Dec, INC. 1 $1,350.00
Zimvie INC. 2 $98.26
Philips North America LLC 1 $14.36

By nature of payment

Gift
$1,350
Food and Beverage
$113

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
223
Patients
165
Total drug cost
$1,808
Drug Type Claims Patients Total cost
Cephalexin Generic 92 67 $1,288
Amoxicillin Generic 57 33 $78
Penicillin V Potassium Generic 29 25 $126
Clindamycin Hcl Generic 18 14 $148
Chlorhexidine Gluconate Generic 16 15 $79
Methylprednisolone Generic 11 11 $89

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Zielinski's medical specialty?
Dr. Timothy Zielinski practices Dentist in Mason, MI.
Where does Dr. Timothy Zielinski practice?
Dr. Timothy Zielinski practices at 640 Wash, Mason, MI 48854. Office phone: 5176763711.
What is Dr. Timothy Zielinski's NPI?
Dr. Timothy Zielinski's National Provider Identifier (NPI) is 1043378185, issued by NPPES.