Dennis Chou
Family Medicine Physician · Walnut Creek, CA
Dennis Chou is a family medicine physician with a practice address in Walnut Creek, California, and NPI 1295430155, issued on Mar 31, 2023. Check the license (California 20A23612, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Dennis Chou
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A23612 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Treat Blvd Ste 320, Walnut Creek, CA 94597
- Phone
- (925) 296-9827
- Enumerated
- Mar 31, 2023
- Record last updated
- Jul 17, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1450 Treat Blvd Ste 320
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dennis Chou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A23612Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Dennis Chou among 17,133 family medicine physician records in California
Dennis Chou is one of 17,133 family 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 not. Its NPI, issued in 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 1% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
116 family medicine physician records list a practice address in Walnut Creek
They are 116 of the 6,170 NPPES records with a practice address in Walnut Creek, and 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,133 in California → Every provider in Walnut Creek → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Russell Alpert, M.D.Walnut Creek, CA 945971235182544
- John Cho, M.D.Walnut Creek, CA 945971609816107
- Grace Chou, M.D.Walnut Creek, CA 945971053309369
- Robert Eidus, MDWalnut Creek, CA 945971215901871
- Lance Gee, M.D.Walnut Creek, CA 945971497731665
- Deborah Greer, M.D.Walnut Creek, CA 945971003851858
- Lawren Hicks, M.D.Walnut Creek, CA 945971619912680
- Seigfred Jalalon, M.D.Walnut Creek, CA 945971043231038
Common questions
What is Dennis Chou's NPI number?
Dennis Chou's National Provider Identifier (NPI) is 1295430155, issued on Mar 31, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Dennis Chou located?
The NPPES record lists a practice address at 1450 Treat Blvd Ste 320, Walnut Creek, CA, 94597. Phone: (925) 296-9827. Providers update this record themselves, so call before visiting.
How can I verify Dennis Chou's license?
NPPES lists California license number 20A23612, 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. 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.