Jason Thomas Chan, PA
Emergency Medicine Physician · Porterville, CA
Jason Thomas Chan, PA is an emergency medicine physician with a practice address in Porterville, California, and NPI 1790337145, issued on Jul 15, 2019. Check the license (California PA56770, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jason Thomas Chan
- Credential
- PA
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- PA56770 CA
Self-reported in NPPES; status is on the state search - Practice location
- 465 W Putnam Ave, Porterville, CA 93257
- Phone
- (559) 784-1110
- Enumerated
- Jul 15, 2019
- Record last updated
- Jul 15, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 465 W Putnam Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jason Thomas Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license PA56770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average emergency medicine physician in 2024
13 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Jason Thomas Chan among 7,751 emergency medicine physician records in California
Jason Thomas Chan, PA 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2019 · 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).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Porterville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Reagan Bellinghausen, M.D.Porterville, CA 932571790796571
- Dewane Brueske, M.D.Porterville, CA 932571750392536
- Mark Eller, M.D.Porterville, CA 932571831100635
- Ernest Kazato, M.D.Porterville, CA 932571801807557
- Thomas Lukaszczyk, M.D.Porterville, CA 932571467463125
- David Nguyen, M.D.Porterville, CA 932571962413203
- Erika Wilson, M.DPorterville, CA 932571457445678
- Harold Boulton, M.D.Tulare, CA 932741710911623
Common questions
What is Jason Thomas Chan, PA's NPI number?
Jason Thomas Chan, PA's National Provider Identifier (NPI) is 1790337145, issued on Jul 15, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jason Thomas Chan, PA located?
The NPPES record lists a practice address at 465 W Putnam Ave, Porterville, CA, 93257. Phone: (559) 784-1110. Providers update this record themselves, so call before visiting.
How can I verify Jason Thomas Chan, PA's license?
NPPES lists California license number PA56770, 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 Jason Thomas Chan, PA prescribe under Medicare Part D?
In 2024, Jason Thomas Chan, PA had 13 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.