Doctor profile · Federal record
Dr. Diem Chang, D.D.S.
General Practice Dentistry · Lake Forest, CA
- NPI 1730335951
- 18 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
23331 El Toro RD, Ste 102
Lake Forest, CA 926304891
(949) 916-0490
fax (949) 916-0091
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Specialty taxonomy
- 1223G0001X — NUCC code
- State license (1)
- California #51323
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730335951. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$891
Transactions
19
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 5 | $631.71 | |
| Embecta Corp. | 7 | $134.14 | |
| Dexcom, INC. | 4 | $75.34 | |
| Novo Nordisk INC | 3 | $50.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
33
Patients
0
Total drug cost
$184
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Chlorhexidine Gluconate | Generic | 33 | 0 | $184 |
Frequently asked questions
What is Dr. Diem Chang's medical specialty?
Dr. Diem Chang practices General Practice Dentistry in Lake Forest, CA.
Where does Dr. Diem Chang practice?
Dr. Diem Chang practices at 23331 El Toro RD, Lake Forest, CA 926304891. Office phone: 9499160490.
What is Dr. Diem Chang's NPI?
Dr. Diem Chang's National Provider Identifier (NPI) is 1730335951, issued by NPPES.