Doctor profile · Federal record
Dr. John Tayek, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Torrance, CA
- NPI 1649389644
- Accepts Medicare
- 46 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
21840 Normandie Ave
Torrance, CA 905022047
(310) 222-5101
fax (310) 320-5463
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #G45140
- Medicaid
- CA #00G451400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649389644. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$15
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $14.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
653
Patients
223
Total drug cost
$150,437
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 138 | 50 | $3,531 |
| Lisinopril | Generic | 57 | 22 | $1,119 |
| Jardiance (Empagliflozin) | Brand | 51 | 20 | $60,565 |
| Gabapentin | Generic | 45 | 22 | $1,918 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 40 | 14 | $55,557 |
| Levothyroxine Sodium | Generic | 40 | 0 | $829 |
| Amlodipine Besylate | Generic | 39 | 16 | $808 |
| Metformin Hcl | Generic | 35 | 15 | $933 |
| Rosuvastatin Calcium | Generic | 34 | 13 | $2,055 |
| Pioglitazone Hcl | Generic | 33 | 11 | $1,741 |
Hospital affiliations
Frequently asked questions
What is Dr. John Tayek's medical specialty?
Dr. John Tayek practices Endocrinology, Diabetes & Metabolism Physician in Torrance, CA.
Where does Dr. John Tayek practice?
Dr. John Tayek practices at 21840 Normandie Ave, Torrance, CA 905022047. Office phone: 3102225101.
What is Dr. John Tayek's NPI?
Dr. John Tayek's National Provider Identifier (NPI) is 1649389644, issued by NPPES.
Does Dr. John Tayek accept Medicare assignment?
Yes. Dr. John Tayek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.