Doctor profile · Federal record
Dr. Stela Kostova-Abadjieva, MD
Internal Medicine Physician · Tustin, CA
- NPI 1164791265
- 15 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
661 W 1St St Ste G
Tustin, CA 927802939
(714) 665-9890
fax (714) 665-9891 - Additional location
-
11180 Warner Ave Ste 353
Fountain Valley, CA 927087516 - Additional location
-
9918 Katella Ave Ste A-C
Anaheim, CA 928046465
(714) 644-9494
fax (714) 644-9498 - Mailing address
-
4310 Orange St
Riverside, CA 925013829
Credentials & registration
- NPI registered
- December 2011 — 15 yrs on file
- Profile last updated
- January 10, 2023
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A121900
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164791265. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$51
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 2 | $50.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
513
Patients
27
Total drug cost
$7,638
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 61 | 15 | $402 |
| Tamsulosin Hcl | Generic | 56 | 12 | $350 |
| Amlodipine Besylate | Generic | 43 | 0 | $187 |
| Losartan Potassium | Generic | 42 | 0 | $229 |
| Metformin Hcl | Generic | 42 | 0 | $201 |
| Levothyroxine Sodium | Generic | 34 | 0 | $279 |
| Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) | Brand | 30 | 0 | $4,802 |
| Finasteride | Generic | 30 | 0 | $183 |
| Citalopram Hbr (Citalopram Hydrobromide) | Brand | 29 | 0 | $138 |
| Metoprolol Succinate | Generic | 28 | 0 | $176 |
Frequently asked questions
What is Dr. Stela Kostova-Abadjieva's medical specialty?
Dr. Stela Kostova-Abadjieva practices Internal Medicine Physician in Tustin, CA.
Where does Dr. Stela Kostova-Abadjieva practice?
Dr. Stela Kostova-Abadjieva practices at 661 W 1St St Ste G, Tustin, CA 927802939. Office phone: 7146659890.
What is Dr. Stela Kostova-Abadjieva's NPI?
Dr. Stela Kostova-Abadjieva's National Provider Identifier (NPI) is 1164791265, issued by NPPES.