Steven Nguyen, DO
Emergency Medicine Physician · San Gabriel, CA
Steven Nguyen, DO is an emergency medicine physician with a practice address in San Gabriel, California, and NPI 1891289443, issued on Jun 18, 2018. Check the license (California 19923, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Steven Nguyen
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 19923 CA
OT018494 PA
Self-reported in NPPES; status is on the state search - Practice location
- 5019 Acacia St Unit 1, San Gabriel, CA 91776
- Phone
- (626) 715-0291
- Enumerated
- Jun 18, 2018
- Record last updated
- Jul 15, 2022
- Medicaid ID
- 91910224A24167 CA
- Medicare enrollment
- Enrolled (PECOS I20221004003856); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Verify Steven Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 19923Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% more Medicare Part D claims than the average emergency medicine physician in 2024
376 Medicare Part D claims for 221 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 34 claims were for opioids.
Most prescribed
- Ibuprofen43 claims
- Cephalexin40 claims
- Azithromycin29 claims
- Hydrocodone-Acetaminophen27 claims
- Amoxicillin-Clavulanate Potass20 claims
- Ondansetron Odt20 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 2 group practices
- Exer Medical CorporationCalabasas, CA
- Hmh Emergency Medical Group, Inc.Pasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven Nguyen among 7,751 emergency medicine physician records in California
Steven Nguyen, DO 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 2018, is newer than 81% of them.
- NPI issued2018 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2018 · median 2011 among the 4,560 with a school on file
- Record last updated2022 · 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).
9 emergency medicine physician records list a practice address in San Gabriel
They are 9 of the 762 NPPES records with a practice address in San Gabriel, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in San Gabriel → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Walter Bukata, M.D.San Gabriel, CA 917761174561492
- Steven Chen, MDSan Gabriel, CA 917761386201259
- Edward Colby, M.D.San Gabriel, CA 917761669413936
- Stephen Docherty, D.O.San Gabriel, CA 917761912954173
- Frederick Levin, M.D.San Gabriel, CA 917761740221019
- Nam Pham, DOSan Gabriel, CA 917761922454545
- Radford Rosebrough, M.D.San Gabriel, CA 917761093762254
- Grace Ting, M.D.San Gabriel, CA 917761497796767
Common questions
What is Steven Nguyen, DO's NPI number?
Steven Nguyen, DO's National Provider Identifier (NPI) is 1891289443, issued on Jun 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Steven Nguyen, DO located?
The NPPES record lists a practice address at 5019 Acacia St Unit 1, San Gabriel, CA, 91776. Phone: (626) 715-0291. Providers update this record themselves, so call before visiting.
How can I verify Steven Nguyen, DO's license?
NPPES lists California license number 19923, 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 Steven Nguyen, DO prescribe under Medicare Part D?
In 2024, Steven Nguyen, DO had 376 Medicare Part D claims for 221 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.