Courtney Chinn, MD
Emergency Medicine Physician · Stockton, CA
Courtney Chinn, MD is an emergency medicine physician with a practice address in Stockton, California, and NPI 1942889415, issued on Apr 3, 2021. Check the license (California A184724, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Courtney Chinn
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A184724 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1800 N California St, Stockton, CA 95204
- Phone
- (209) 943-2000
- Enumerated
- Apr 3, 2021
- Record last updated
- Mar 21, 2024
- Medicare enrollment
- Enrolled (PECOS I20240403004145); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1800 N California St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Khaja AhmedPharmacist1982241709
- Nabeel Ahmed, MDStudent in an Organized Health Care Education/Training Program1083552780
- Savannah AibayeStudent in an Organized Health Care Education/Training Program1619508553
Verify Courtney Chinn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A184724Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average emergency medicine physician in 2024
103 Medicare Part D claims for 80 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin18 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.
Bills Medicare through one group practice
- Emergency Physicians Associates San Jose PCSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Courtney Chinn among 7,751 emergency medicine physician records in California
Courtney Chinn, 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 2021, is newer than 92% of them.
- NPI issued2021 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2021 · median 2011 among the 4,560 with a school on file
- Record last updated2024 · 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 Stockton → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Denise Ammon, M.D.Stockton, CA 952041518222876
- Jason Darr, DOStockton, CA 952041699237099
- Douglas Demartinis, MDStockton, CA 952041699797993
- Anatoliy Goltser, MDStockton, CA 952041780903203
- Zachary Haberman, M.D.Stockton, CA 952041831553171
- Samuel Kaplan, MDStockton, CA 952041588168793
- Justin Leach, DOStockton, CA 952041124580527
- Louis Marquet, D.O.Stockton, CA 952041083976286
Common questions
What is Courtney Chinn, MD's NPI number?
Courtney Chinn, MD's National Provider Identifier (NPI) is 1942889415, issued on Apr 3, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Chinn, MD located?
The NPPES record lists a practice address at 1800 N California St, Stockton, CA, 95204. Phone: (209) 943-2000. Providers update this record themselves, so call before visiting.
How can I verify Courtney Chinn, MD's license?
NPPES lists California license number A184724, 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 Courtney Chinn, MD prescribe under Medicare Part D?
In 2024, Courtney Chinn, MD had 103 Medicare Part D claims for 80 beneficiaries; 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.