Doctor profile · Federal record
Dr. John Clark, D.D.S.
General Practice Dentistry · General Practice Dentistry · Billings, MT
- NPI 1144775412
- 10 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2900 Central Ave
Billings, MT 591028626
(406) 656-6100
Credentials & registration
- NPI registered
- August 2016 — 10 yrs on file
- Profile last updated
- July 21, 2022
- Specialty taxonomy
- 1223G0001X — NUCC code
- State licenses (2)
- Montana #DEN-DEN-LIC-13444 · Alaska #112730
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144775412. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$35
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dentsply Sirona Inc | 1 | $34.75 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
33
Patients
29
Total drug cost
$106
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 33 | 29 | $106 |
Frequently asked questions
What is Dr. John Clark's medical specialty?
Dr. John Clark practices General Practice Dentistry in Billings, MT.
Where does Dr. John Clark practice?
Dr. John Clark practices at 2900 Central Ave, Billings, MT 591028626. Office phone: 4066566100.
What is Dr. John Clark's NPI?
Dr. John Clark's National Provider Identifier (NPI) is 1144775412, issued by NPPES.