Doctor profile · Federal record
Dr. Mazen Jizzini, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · Tarzana, CA
- NPI 1346702032
- Accepts Medicare
- 9 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
18133 Ventura Blvd Ste 300
Tarzana, CA 913563645
(818) 981-3818 - Additional location
-
462 Grider St
Buffalo, NY 142153021
(716) 898-4578
fax (898) 327-9716 - Mailing address
-
462 Grider St
Buffalo, NY 142153021
Credentials & registration
- NPI registered
- April 2019 — 7 yrs on file
- Profile last updated
- August 30, 2025
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- California #A177889 · New York #390200000X
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346702032. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$1,663
Transactions
36
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 6 | $297.80 | |
| Genzyme Corporation | 3 | $209.78 | |
| Emd Serono, INC. | 4 | $206.48 | |
| Aadi Bioscience, INC. | 2 | $182.73 | |
| Janssen Biotech, INC. | 2 | $162.25 | |
| Blueprint Medicines Corporation | 2 | $146.26 | |
| Alexion Pharmaceuticals, INC. | 5 | $91.34 | |
| Celgene Corporation | 3 | $79.43 | |
| Kite Pharma, INC. | 2 | $55.89 | |
| Genentech USA, INC. | 2 | $55.74 | |
| Regeneron Healthcare Solutions, INC. | 1 | $38.75 | |
| Jazz Pharmaceuticals INC. | 1 | $33.10 | |
| Progenics Pharmaceuticals, INC. | 1 | $29.99 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $28.09 | |
| Astellas Pharma US INC | 1 | $23.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
11
Patients
0
Total drug cost
$132
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 11 | 0 | $132 |
Hospital affiliations
Frequently asked questions
What is Dr. Mazen Jizzini's medical specialty?
Dr. Mazen Jizzini practices Hematology & Oncology Physician in Tarzana, CA.
Where does Dr. Mazen Jizzini practice?
Dr. Mazen Jizzini practices at 18133 Ventura Blvd Ste 300, Tarzana, CA 913563645. Office phone: 8189813818.
What is Dr. Mazen Jizzini's NPI?
Dr. Mazen Jizzini's National Provider Identifier (NPI) is 1346702032, issued by NPPES.
Does Dr. Mazen Jizzini accept Medicare assignment?
Yes. Dr. Mazen Jizzini accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.