NPPES file of Aug 9, 2026

Peter P. Chau, MD

Emergency Medicine Physician · Vallejo, CA

Peter P. Chau, MD is an emergency medicine physician with a practice address in Vallejo, California, and NPI 1114960002, issued on Jun 14, 2006. Check the license (California G68649, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114960002
Name
Peter P. Chau
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G68649 CA
Self-reported in NPPES; status is on the state search
Practice location
975 Sereno Dr, Vallejo, CA 94589
Phone
(707) 651-1000
Enumerated
Jun 14, 2006
Record last updated
Mar 31, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20040203000161); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1987
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 975 Sereno Dr

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

  1. Joel Aandahl, NPAdult Health Nurse Practitioner1891423653
  2. Noman Absar, MDCritical Care Medicine (Internal Medicine) Physician1205908951
  3. Anthony Acquaviva, MDUrology Physician1457439283
  4. Jhonnard James Acuna, CRNACertified Registered Nurse Anesthetist1205997327
  5. Omid AfshariPharmacist1184165391
  6. Eesha AftabStudent in an Organized Health Care Education/Training Program1770421687

Verify Peter P. Chau in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G68649
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 86.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score60.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. California Emergency Associates A California Medical CorporationSan Francisco, CA

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

Peter P. Chau among 7,751 emergency medicine physician records in California

Peter P. Chau, MD is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1987 · median 2011 among the 4,560 with a school on file
  • Record last updated2010 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 emergency medicine physician records list a practice address in Vallejo

They are 55 of the 2,836 NPPES records with a practice address in Vallejo, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ian Ahwah, M.D.Vallejo, CA 945891699795146
  2. Jason Bateman, MDVallejo, CA 945891285712174
  3. Ian Chuang, M.D.Vallejo, CA 945891386650521
  4. Balraj Dhillon, M.D.Vallejo, CA 945891225064454
  5. Stephanie Eden, MDVallejo, CA 945891609892017
  6. Danielle Fisher, PA-CVallejo, CA 945891184642464
  7. Travis Harris, M. D.Vallejo, CA 945891326081696
  8. Joel Kahn, M.D.Vallejo, CA 945891255371423

Common questions

What is Peter P. Chau, MD's NPI number?

Peter P. Chau, MD's National Provider Identifier (NPI) is 1114960002, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter P. Chau, MD located?

The NPPES record lists a practice address at 975 Sereno Dr, Vallejo, CA, 94589. Phone: (707) 651-1000. Providers update this record themselves, so call before visiting.

How can I verify Peter P. Chau, MD's license?

NPPES lists California license number G68649, 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.

What is Peter P. Chau, MD's MIPS final score?

The 2023 MIPS final score is 86.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.