NPPES file of Aug 9, 2026

Harry Ziyu Zhao, DO

Pediatrics Physician · Chino Hills, CA

Harry Ziyu Zhao, DO is a pediatrics physician with a practice address in Chino Hills, California, and NPI 1942838792, issued on Mar 28, 2020. Check the license (California 20A21209, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942838792
Name
Harry Ziyu Zhao
Credential
DO
Primary taxonomy
Pediatrics Physician 208000000X
License number
20A21209 CA
Self-reported in NPPES; status is on the state search
Practice location
15944 Los Serranos Country Club Dr Ste 160, Chino Hills, CA 91709
Phone
(909) 606-8893
Enumerated
Mar 28, 2020
Record last updated
Jul 22, 2026
Fax
(909) 606-8828
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 15944 Los Serranos Country Club Dr Ste 160

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Defei MinFamily Nurse Practitioner1275179996

Verify Harry Ziyu Zhao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A21209
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $64.19

3 payments; by number, the most common kind was food and beverage; the largest payer was Cranial Technologies, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harry Zhao$64.19
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Harry Ziyu Zhao among 9,272 pediatrics physician records in California

Harry Ziyu Zhao, DO is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 91% of them.

  • NPI issued2020 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2026 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 pediatrics physician records list a practice address in Chino Hills

They are 11 of the 774 NPPES records with a practice address in Chino Hills, and 9,272 pediatrics physician records in California.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Karen Kay Alfonso, M.D.Chino Hills, CA 917091316228729
  2. Hua Bai, M.D.Chino Hills, CA 917091295756336
  3. Caroline Bebawy, MDChino Hills, CA 917091336878834
  4. Joel De La Merced, M.D.Chino Hills, CA 917091306810031
  5. Terrence Liu, M.D.Chino Hills, CA 917091285619825
  6. Yen-Fu Liu, M.D.Chino Hills, CA 917091598982522
  7. Anh Nguyen, M.D.Chino Hills, CA 917091720205768
  8. Falgooni Patel, DOChino Hills, CA 917091457659369

Common questions

What is Harry Ziyu Zhao, DO's NPI number?

Harry Ziyu Zhao, DO's National Provider Identifier (NPI) is 1942838792, issued on Mar 28, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Harry Ziyu Zhao, DO located?

The NPPES record lists a practice address at 15944 Los Serranos Country Club Dr Ste 160, Chino Hills, CA, 91709. Phone: (909) 606-8893. Providers update this record themselves, so call before visiting.

How can I verify Harry Ziyu Zhao, DO's license?

NPPES lists California license number 20A21209, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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 only as counts) 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 9, 2026.