Anna Nguyen, DO
Family Medicine Physician · Chicago, IL
Anna Nguyen, DO is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1245619667, issued on May 19, 2015. Check the license (Illinois 036146421, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Anna Nguyen
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 036146421 IL
036-146421 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4700 S California Ave, Chicago, IL 60632
- Phone
- (773) 584-6100
- Enumerated
- May 19, 2015
- Record last updated
- Apr 12, 2023
- Fax
- (773) 869-9321
- Medicare enrollment
- Enrolled (PECOS I20180808002104); accepts Medicare assignment
- Medical or professional school
- Nova Southeastern Univ College Of Dental Medicine, 2015
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 4700 S California Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Anna 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 036146421Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
238 Medicare Part D claims for 43 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril22 claims
- Atorvastatin Calcium21 claims
- Metformin Hcl15 claims
- Levothyroxine Sodium12 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: $132.81
3 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Esperanza Health CentersChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Nguyen among 6,215 family medicine physician records in Illinois
Anna Nguyen, DO is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 68% of them.
- NPI issued2015 · 68% of these records are older, 30% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2015 · median 2006 among the 3,714 with a school on file
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,593 family medicine physician records list a practice address in Chicago
They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Phillip Ahn, M.D.Chicago, IL 606321376527879
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- Bernardino Garcia, M.D.Chicago, IL 606321669468062
- Carlos Gonzalez, MDChicago, IL 606321225170749
- Ryszard Marchel, MDChicago, IL 606321376646984
- Rita Melgarejo-Glaab, MDChicago, IL 606321467400721
- Ezequiel Mendez-Huerta, MDChicago, IL 606321396842829
- Candace Nowak, D.O.Chicago, IL 606321871571661
Common questions
What is Anna Nguyen, DO's NPI number?
Anna Nguyen, DO's National Provider Identifier (NPI) is 1245619667, issued on May 19, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Anna Nguyen, DO located?
The NPPES record lists a practice address at 4700 S California Ave, Chicago, IL, 60632. Phone: (773) 584-6100. Providers update this record themselves, so call before visiting.
How can I verify Anna Nguyen, DO's license?
NPPES lists Illinois license number 036146421, 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 Anna Nguyen, DO prescribe under Medicare Part D?
In 2024, Anna Nguyen, DO had 238 Medicare Part D claims for 43 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.