Andreux W. Chernne, MD
Hospitalist Physician · Walnut Creek, CA
Andreux W. Chernne, MD is a hospitalist physician with a practice address in Walnut Creek, California, and NPI 1578520003, issued on Apr 27, 2006. Check the license (California A88257, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andreux W. Chernne
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A88257 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1601 Ygnacio Valley RD, Walnut Creek, CA 94598
- Phone
- (925) 947-3393
- Enumerated
- Apr 27, 2006
- Record last updated
- Jun 18, 2026
- Fax
- (925) 947-3396
- Medicaid ID
- 00A882570 CA
- Medicare enrollment
- Enrolled (PECOS I20051006000658); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
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Verify Andreux W. Chernne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A88257Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- John Muir Physician NetworkConcord, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andreux W. Chernne among 3,099 hospitalist physician records in California
Andreux W. Chernne, MD is one of 3,099 hospitalist 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 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1996 · median 2010 among the 2,505 with a school on file
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
68 hospitalist physician records list a practice address in Walnut Creek
They are 68 of the 6,170 NPPES records with a practice address in Walnut Creek, and 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Walnut Creek → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Abraham Chung, M.D.Walnut Creek, CA 945981104845858
- Cassandra DasmarinasWalnut Creek, CA 945981124720388
- Yungting Liao, MDWalnut Creek, CA 945981780696039
- Kristine Santiano, MDWalnut Creek, CA 945981255759130
- Monica Stiles, DOWalnut Creek, CA 945981811524507
- Jonathan Waller, MD/MPHWalnut Creek, CA 945981801324264
- Bradley Zerweck, M.D.Walnut Creek, CA 945981003087206
- Melissa Owens, M.D.Walnut Creek, CA 945971568607414
Common questions
What is Andreux W. Chernne, MD's NPI number?
Andreux W. Chernne, MD's National Provider Identifier (NPI) is 1578520003, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andreux W. Chernne, MD located?
The NPPES record lists a practice address at 1601 Ygnacio Valley RD, Walnut Creek, CA, 94598. Phone: (925) 947-3393. Providers update this record themselves, so call before visiting.
How can I verify Andreux W. Chernne, MD's license?
NPPES lists California license number A88257, 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.