Hao Zhang, M.D.
Hematology & Oncology Physician · Los Angeles, CA
Hao Zhang, M.D. is a hematology & oncology physician with a practice address in Los Angeles, California, and NPI 1558462424, issued on Sep 25, 2006. Check the license (California A72878, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Hao Zhang
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A72878 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 E Cesar E Chavez Ave Ste 2600, Los Angeles, CA 90033
- Phone
- (323) 264-0430
- Enumerated
- Sep 25, 2006
- Entity
- Type 1 · individual
Verify Hao Zhang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
36% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,196 Medicare Part D claims for 178 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims. 15 claims were for opioids.
Most prescribed
- Anastrozole176 claims
- Alendronate Sodium79 claims
- Hydroxyurea69 claims
- Abiraterone Acetate60 claims
- Eliquis59 claims
- Prednisone56 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The Medicare quality score for 2023: 69.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $7,312.99
261 payments, mostly food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Hao Wei Zhang MD IncLos Angeles, CA
- The Oncology Institute CA, A Professional CorporationAlhambra, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
Other hematology & oncology physician records in California
- Mark Abate, M.D.Santa Barbara, CA1588778674
- Iman Abdalla, MDLos Angeles, CA1730248311
- Haifaa Abdulhaq, MDFresno, CA1508024647
- Nihal Abdulla, MDLos Alamitos, CA1750585345
- Mehrad Abedi, M.D.Sacramento, CA1467459222
- Oyewale Abidoye, M.D.La Jolla, CA1790841815
- Mohammed Abu Zaanona, MDSanta Barbara, CA1922591197
- Mohamad Adada, M.D., PHDRoseville, CA1528590734
- Jesse Adams, MDSacramento, CA1851479554
- Thompson Adams, MDSanta Monica, CA1407880891
Common questions
What is Hao Zhang, M.D.'s NPI number?
Hao Zhang, M.D.'s National Provider Identifier (NPI) is 1558462424, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Hao Zhang, M.D. located?
The NPPES record lists a practice address at 1700 E Cesar E Chavez Ave Ste 2600, Los Angeles, CA, 90033. Phone: (323) 264-0430. Providers update this record themselves, so call before visiting.
How can I verify Hao Zhang, M.D.'s license?
NPPES lists California license number A72878, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hao Zhang, M.D. prescribe under Medicare Part D?
In 2024, Hao Zhang, M.D. had 1,196 Medicare Part D claims for 178 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Hao Zhang, M.D.'s Medicare quality score?
The 2023 MIPS final score is 69.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments, the HHS-OIG exclusion list) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.