NPPES file of Aug 9, 2026

John H. Chiu, MD

Interventional Cardiology Physician · Oakland, CA

John H. Chiu, MD is an interventional cardiology physician with a practice address in Oakland, California, and NPI 1629007000, issued on Jun 30, 2006. Check the license (California A96144, 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
1629007000
Name
John H. Chiu
Credential
MD
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License numbers
A96144 CA
35081561 OH
Self-reported in NPPES; status is on the state search
Practice location
365 Hawthorne Ave, Oakland, CA 94609
Phone
(510) 452-1345
Enumerated
Jun 30, 2006
Record last updated
Jan 7, 2026
Fax
(510) 452-1102
Medicare enrollment
Enrolled (PECOS I20060913000319); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 365 Hawthorne Ave

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

  1. David Anderson, MDCardiovascular Disease Physician1780613380
  2. Miranda Bassilios, PA CPhysician Assistant1609831114
  3. Edward Blumenstock, MDObstetrics & Gynecology Physician1235156738
  4. Gregory Broderick-Villa, MDSurgery Physician1376571562
  5. Stephen Etheredge, MDVascular Surgery Physician1770694101
  6. Robert Feldman, MDInterventional Cardiology Physician1740219062

Verify John H. Chiu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A96144
    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

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47% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

1,694 Medicare Part D claims for 321 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. John Chiu1,694
  2. Specialty average3,179

Most prescribed

  1. Atorvastatin Calcium271 claims
  2. Metoprolol Succinate135 claims
  3. Clopidogrel130 claims
  4. Eliquis111 claims
  5. Carvedilol104 claims
  6. Xarelto78 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.

Industry payments in 2024: $53.21

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Chiu$53.21
  2. Specialty average$7,062.29

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

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationOrinda, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John H. Chiu among 632 interventional cardiology physician records in California

John H. Chiu, MD is one of 632 interventional cardiology physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated1998 · median 2001 among the 526 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in California

There are 632 interventional cardiology physician records in California.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Robert Feldman, MDOakland, CA 946091740219062
  2. Eric Johnson, MDOakland, CA 946091043249642
  3. Mitul Kadakia, MDOakland, CA 946091417157652
  4. James Lai, MDOakland, CA 946091407992001
  5. Richard Terry, MDOakland, CA 946091841229168
  6. Rani Upadhyay, M.D.Oakland, CA 946091770855009
  7. Gary Woodworth, MDOakland, CA 946091487683082
  8. Ralph Brindis, MDOakland, CA 946111689752479

Common questions

What is John H. Chiu, MD's NPI number?

John H. Chiu, MD's National Provider Identifier (NPI) is 1629007000, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John H. Chiu, MD located?

The NPPES record lists a practice address at 365 Hawthorne Ave, Oakland, CA, 94609. Phone: (510) 452-1345. Providers update this record themselves, so call before visiting.

How can I verify John H. Chiu, MD's license?

NPPES lists California license number A96144, 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 John H. Chiu, MD prescribe under Medicare Part D?

In 2024, John H. Chiu, MD had 1,694 Medicare Part D claims for 321 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.

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.