Doctor profile · Federal record
Dr. Hiroshi Yamagata, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Cerritos, CA
- NPI 1871948950
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
18000 Studebaker RD Ste 800
Cerritos, CA 907032671
(562) 735-3226
Credentials & registration
- NPI registered
- April 2016 — 10 yrs on file
- Profile last updated
- August 10, 2023
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A185183
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871948950. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$6,460
Transactions
201
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 32 | $1,200.19 | |
| AstraZeneca Pharmaceuticals Lp | 16 | $435.80 | |
| Janssen Biotech, INC. | 16 | $433.53 | |
| E.R. Squibb & Sons, L.L.C. | 32 | $349.30 | |
| Lilly USA, LLC | 17 | $308.25 | |
| Takeda Pharmaceuticals U.S.A., INC. | 12 | $275.06 | |
| Daiichi Sankyo INC. | 9 | $261.10 | |
| Pfizer INC. | 12 | $249.13 | |
| Eisai INC. | 11 | $242.90 | |
| Celgene Corporation | 7 | $192.56 | |
| GlaxoSmithKline, LLC. | 10 | $187.68 | |
| Astellas Pharma US INC | 5 | $178.01 | |
| Merck Sharp & Dohme LLC | 8 | $175.46 | |
| Sobi, INC | 7 | $168.08 | |
| Array Biopharma INC | 7 | $150.91 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
45
Patients
0
Total drug cost
$807
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 20 | 0 | $441 |
| Ondansetron Hcl | Generic | 14 | 0 | $221 |
| Dexamethasone | Generic | 11 | 0 | $145 |
Frequently asked questions
What is Dr. Hiroshi Yamagata's medical specialty?
Dr. Hiroshi Yamagata practices Hematology & Oncology Physician in Cerritos, CA.
Where does Dr. Hiroshi Yamagata practice?
Dr. Hiroshi Yamagata practices at 18000 Studebaker RD Ste 800, Cerritos, CA 907032671. Office phone: 5627353226.
What is Dr. Hiroshi Yamagata's NPI?
Dr. Hiroshi Yamagata's National Provider Identifier (NPI) is 1871948950, issued by NPPES.
Does Dr. Hiroshi Yamagata accept Medicare assignment?
Yes. Dr. Hiroshi Yamagata accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.