Doctor profile · Federal record

Dr. Hao Zhang, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Los Angeles, CA

  • NPI 1558462424
  • Accepts Medicare
  • MIPS 59.2 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 E Cesar E Chavez Ave Ste 2600
Los Angeles, CA 900332434
(323) 264-0430
fax (323) 264-2354

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 17, 2024
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A72878

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558462424. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,060
Distinct HCPCS
10
Medicare allowed
$256,302
HCPCS Description Services Patients Avg allowed
J1626 Injection, granisetron hydrochloride, 100 mcg 1,140 12 $0
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 1,101 72 $53
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,050 12 $0
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 687 150 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 349 103 $141
96375 Injection of additional new drug or substance into vein 247 16 $18
J7050 Infusion, normal saline solution, 250 cc 237 28 $1
96372 Injection of drug or substance under skin or into muscle 180 25 $16
J1642 Injection, heparin sodium, (heparin lock flush), per 10 units 178 13 $0
96413 Administration of chemotherapy into vein, 1 hour or less 177 20 $155

In context: peer comparison

Among 50 peers in Los Angeles Hematology & Oncology Physician, average services per provider: 1,244. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,313
Transactions
195
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 24 $922.52
Pfizer INC. 31 $873.32
AstraZeneca Pharmaceuticals Lp 21 $721.95
Janssen Biotech, INC. 18 $555.72
Sobi, INC 14 $448.05
Merck Sharp & Dohme LLC 15 $340.93
GlaxoSmithKline, LLC. 11 $286.56
Incyte Corporation 9 $284.53
E.R. Squibb & Sons, L.L.C. 11 $215.23
Gilead Sciences, INC. 9 $205.21
Karyopharm Therapeutics INC. 7 $189.71
Celgene Corporation 7 $171.08
Eisai INC. 9 $155.89
Lilly USA, LLC 7 $151.60
Jazz Pharmaceuticals INC. 2 $147.09

By nature of payment

Food and Beverage
$6,510
Long Term Medical Supply or Device Loan
$499
Education
$305

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
666
Patients
80
Total drug cost
$2,000,549
Drug Type Claims Patients Total cost
Anastrozole Generic 168 40 $4,206
Abiraterone Acetate Generic 56 0 $251,092
Hydroxyurea Generic 50 16 $2,083
Prednisone Generic 47 0 $431
Eliquis (Apixaban) Brand 46 12 $38,402
Alendronate Sodium Generic 42 12 $608
Dexamethasone Generic 36 0 $452
Procrit (Epoetin Alfa) Brand 36 0 $127,978
Orgovyx (Relugolix) Brand 32 0 $81,624
Verzenio (Abemaciclib) Brand 30 0 $478,917

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hao Zhang's medical specialty?
Dr. Hao Zhang practices Hematology & Oncology Physician in Los Angeles, CA.
Where does Dr. Hao Zhang practice?
Dr. Hao Zhang practices at 1700 E Cesar E Chavez Ave Ste 2600, Los Angeles, CA 900332434. Office phone: 3232640430.
What is Dr. Hao Zhang's NPI?
Dr. Hao Zhang's National Provider Identifier (NPI) is 1558462424, issued by NPPES.
Does Dr. Hao Zhang accept Medicare assignment?
Yes. Dr. Hao Zhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hao Zhang commonly perform?
Top Medicare-reported procedures in 2023: Injection, granisetron hydrochloride, 100 mcg (HCPCS J1626); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.