John Choi, MD
Hospitalist Physician · Modesto, CA
John Choi, MD is a hospitalist physician with a practice address in Modesto, California, and NPI 1194950766, issued on May 26, 2009. Check the license (California C159176, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Choi
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- C159176 CA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Coffee RD, Modesto, CA 95355
- Phone
- (209) 569-7408
- Enumerated
- May 26, 2009
- Record last updated
- Nov 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (209) 491-7587
- Medicare enrollment
- Enrolled (PECOS I20190129001730); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 600 Coffee RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Choi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C159176Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average hospitalist physician in 2024
568 Medicare Part D claims for 178 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 28 claims were for opioids.
Most prescribed
- Pantoprazole Sodium39 claims
- Furosemide33 claims
- Carvedilol27 claims
- Diltiazem 24hr Er (Cd)26 claims
- Lisinopril24 claims
- Atorvastatin Calcium23 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.
Industry payments in 2024: $468.64
11 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sutter Valley Medical FoundationModesto, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Choi among 3,099 hospitalist physician records in California
John Choi, 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 2009, is newer than 39% of them.
- NPI issued2009 · 39% of these records are older, 56% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2009 · median 2010 among the 2,505 with a school on file
- Record last updated2018 · 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).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Modesto → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Christopher Anago, M.D.Modesto, CA 953551578529673
- Ricardo Brizuela, MDModesto, CA 953551174605224
- Sohail Gagan, M.D.Modesto, CA 953551821054594
- Samuel Ko, M.D.Modesto, CA 953551790826279
- Hien Le, MDModesto, CA 953551366408460
- Martin Lim, MDModesto, CA 953551558397588
- Abrar Mirza, MDModesto, CA 953551679530380
- Thong Nguyen, MDModesto, CA 953551912965096
Common questions
What is John Choi, MD's NPI number?
John Choi, MD's National Provider Identifier (NPI) is 1194950766, issued on May 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John Choi, MD located?
The NPPES record lists a practice address at 600 Coffee RD, Modesto, CA, 95355. Phone: (209) 569-7408. Providers update this record themselves, so call before visiting.
How can I verify John Choi, MD's license?
NPPES lists California license number C159176, 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 John Choi, MD prescribe under Medicare Part D?
In 2024, John Choi, MD had 568 Medicare Part D claims for 178 beneficiaries; the average among hospitalist physician prescribers was 521. 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.