Sarah Choi, DO
Hospitalist Physician · San Leandro, CA
Sarah Choi, DO is a hospitalist physician with a practice address in San Leandro, California, and NPI 1861020877, issued on Mar 27, 2020. Check the license (California 20A21039, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sarah Choi
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 20A21039 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Merced St, San Leandro, CA 94577
- Phone
- (503) 413-7074
- Enumerated
- Mar 27, 2020
- Record last updated
- Sep 26, 2023
- Medicare enrollment
- Enrolled (PECOS I20230920002327); accepts Medicare assignment
- Medical or professional school
- Touro Un College Of Osteopathic Medicine, Vallejo, 2020
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 2500 Merced St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah Choi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A21039Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% more Medicare Part D claims than the average hospitalist physician in 2024
654 Medicare Part D claims for 193 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Furosemide38 claims
- Metoprolol Tartrate29 claims
- Omeprazole25 claims
- Atorvastatin Calcium22 claims
- Potassium Chloride22 claims
- Albuterol Sulfate Hfa20 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
- Permanente Medical Group IncSan Leandro, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Choi among 3,099 hospitalist physician records in California
Sarah Choi, DO 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 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 10% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2020 · median 2010 among the 2,505 with a school on file
- Record last updated2023 · 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 San Leandro → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Mayank AminSan Leandro, CA 945771891180972
- Abida Azim, M.D.San Leandro, CA 945771447338298
- James Chang, M.D.San Leandro, CA 945771801158332
- Rose Eng, M.D.San Leandro, CA 945771881744605
- Michael Esteban, M.D.San Leandro, CA 945771821176637
- Christopher Gee, M.D.San Leandro, CA 945771902984727
- Jena Joy, MDSan Leandro, CA 945771992071229
- Trupti Mehta, M.D.San Leandro, CA 945771609954460
Common questions
What is Sarah Choi, DO's NPI number?
Sarah Choi, DO's National Provider Identifier (NPI) is 1861020877, issued on Mar 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Choi, DO located?
The NPPES record lists a practice address at 2500 Merced St, San Leandro, CA, 94577. Phone: (503) 413-7074. Providers update this record themselves, so call before visiting.
How can I verify Sarah Choi, DO's license?
NPPES lists California license number 20A21039, 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 Sarah Choi, DO prescribe under Medicare Part D?
In 2024, Sarah Choi, DO had 654 Medicare Part D claims for 193 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.