Uyen Nguyen, DO
Emergency Medicine Physician · Dixon, IL
Uyen Nguyen, DO is an emergency medicine physician with a practice address in Dixon, Illinois, and NPI 1558898783, issued on May 18, 2017. Check the license (Illinois 036171184, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Uyen Nguyen
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 036171184 IL
DO-07084 IA
OS020040 PA
Self-reported in NPPES; status is on the state search - Practice location
- 403 E 1St St, Dixon, IL 61021
- Phone
- (815) 288-5531
- Enumerated
- May 18, 2017
- Record last updated
- Dec 18, 2025
- Fax
- (815) 285-5558
- Medicare enrollment
- Enrolled (PECOS I20260127004046); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2017
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 403 E 1St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Uyen Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036171184Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average emergency medicine physician in 2024
130 Medicare Part D claims for 98 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin28 claims
- Prednisone14 claims
- Ondansetron Odt13 claims
- Doxycycline Hyclate11 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 5 group practices
- Baptist Health Medical Group IncLouisville, KY
- Emergency Medicine Services OF FL LLCOrlando, FL
- Island Emergency Medical Services PCTroy, NY
- Methodist South Emergency Physicians, PLLCMemphis, TN
- Oldham County Emergency Physicians, LLCLa Grange, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Uyen Nguyen among 3,291 emergency medicine physician records in Illinois
Uyen Nguyen, DO is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 68% of them.
- NPI issued2017 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2017 · median 2012 among the 1,867 with a school on file
- Record last updated2025 · 47% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 emergency medicine physician records list a practice address in Dixon
They are 8 of the 693 NPPES records with a practice address in Dixon, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Dixon → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Earel Belford, MDDixon, IL 610211861439010
- Sikander Hayat, M.D.Dixon, IL 610211902872104
- Mark Monahan, M.D.Dixon, IL 610211518998327
- Marie Nowak, MDDixon, IL 610211033272943
- Jonathan Ortman, M.D.Dixon, IL 610211649248204
- Kristine Pultorak, D.O.Dixon, IL 610211306814298
- Joann Zarnke, MDDixon, IL 610211538321096
- Erich Awender, MDFreeport, IL 610321295703510
Common questions
What is Uyen Nguyen, DO's NPI number?
Uyen Nguyen, DO's National Provider Identifier (NPI) is 1558898783, issued on May 18, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Uyen Nguyen, DO located?
The NPPES record lists a practice address at 403 E 1St St, Dixon, IL, 61021. Phone: (815) 288-5531. Providers update this record themselves, so call before visiting.
How can I verify Uyen Nguyen, DO's license?
NPPES lists Illinois license number 036171184, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Uyen Nguyen, DO prescribe under Medicare Part D?
In 2024, Uyen Nguyen, DO had 130 Medicare Part D claims for 98 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.