Doctor profile · Federal record
Dr. Grant Simpson, DMD
General Practice Dentistry · San Diego, CA
- NPI 1942756101
- 10 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2130 4Th Ave
San Diego, CA 921012110
(619) 298-9383
Credentials & registration
- NPI registered
- August 2016 — 10 yrs on file
- Specialty taxonomy
- 1223G0001X — NUCC code
- State license (1)
- California #DDS100339
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942756101. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$137
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ultradent Products INC | 1 | $93.98 | |
| Patterson Companies, INC. | 1 | $22.04 | |
| Align Technology, INC. | 1 | $20.53 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
22
Patients
17
Total drug cost
$113
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 22 | 17 | $113 |
Frequently asked questions
What is Dr. Grant Simpson's medical specialty?
Dr. Grant Simpson practices General Practice Dentistry in San Diego, CA.
Where does Dr. Grant Simpson practice?
Dr. Grant Simpson practices at 2130 4Th Ave, San Diego, CA 921012110. Office phone: 6192989383.
What is Dr. Grant Simpson's NPI?
Dr. Grant Simpson's National Provider Identifier (NPI) is 1942756101, issued by NPPES.