Doctor profile · Federal record
Dr. John Duffy, DMD
Dentist · Salem, OR
- NPI 1821420324
- 13 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
640 12Th St Se
Salem, OR 973014001
(503) 364-7944
fax (503) 585-8902
Credentials & registration
- NPI registered
- August 2013 — 13 yrs on file
- Profile last updated
- August 11, 2016
- Specialty taxonomy
- 122300000X — NUCC code
- State license (1)
- Oregon #D9931
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821420324. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$49
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Solventum Corporation | 2 | $31.37 | |
| Align Technology, INC. | 1 | $18.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
76
Patients
53
Total drug cost
$292
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 40 | 30 | $139 |
| Chlorhexidine Gluconate | Generic | 25 | 23 | $117 |
| Azithromycin | Generic | 11 | 0 | $36 |
Frequently asked questions
What is Dr. John Duffy's medical specialty?
Dr. John Duffy practices Dentist in Salem, OR.
Where does Dr. John Duffy practice?
Dr. John Duffy practices at 640 12Th St Se, Salem, OR 973014001. Office phone: 5033647944.
What is Dr. John Duffy's NPI?
Dr. John Duffy's National Provider Identifier (NPI) is 1821420324, issued by NPPES.