Theresa Sung Choi, M.D.
Family Medicine Physician · Chicago, IL
Theresa Sung Choi, M.D. is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1871162487, issued on Jun 18, 2021. Check the license (Illinois 036.167104, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Theresa Sung Choi
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036.167104 IL
Self-reported in NPPES; status is on the state search - Practice location
- 9831 S Western Ave, Chicago, IL 60643
- Phone
- (773) 445-3500
- Enumerated
- Jun 18, 2021
- Record last updated
- Jul 26, 2024
- Fax
- (773) 445-0575
- Medicare enrollment
- Enrolled (PECOS I20240719000938); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 9831 S Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Evelyn Bell, M.D.Family Medicine Physician1063526242
- Mylaun Blackwell, MDInternal Medicine Physician1841993102
- Richard Bone, M.D.Gastroenterology Physician1407887938
- Patrice Burch, MDFamily Medicine Physician1679508071
- Patricia Burke, M.D.Geriatric Medicine (Internal Medicine) Physician1518042787
Verify Theresa Sung Choi 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 036.167104Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
297 Medicare Part D claims for 99 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium22 claims
- Amlodipine Besylate20 claims
- Albuterol Sulfate Hfa17 claims
- Gabapentin16 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
- Advocate Health And Hospitals CorporationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theresa Sung Choi among 6,215 family medicine physician records in Illinois
Theresa Sung Choi, M.D. 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 2021, is newer than 84% of them.
- NPI issued2021 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2006 among the 3,714 with a school on file
- Record last updated2024 · 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
- Evelyn Bell, M.D.Chicago, IL 606431063526242
- Jennette Berry, M.D.Chicago, IL 606431942311972
- Patrice Burch, MDChicago, IL 606431679508071
- Kylie Bussie, MDChicago, IL 606431225520216
- Anne Chen, DOChicago, IL 606431487273140
- Tyrisha Clary-Selli, M.D.Chicago, IL 606431689917452
- Tony Hampton, MDChicago, IL 606431154455210
- Manasvi Kulshrestha, MDChicago, IL 606431497240329
Common questions
What is Theresa Sung Choi, M.D.'s NPI number?
Theresa Sung Choi, M.D.'s National Provider Identifier (NPI) is 1871162487, issued on Jun 18, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Theresa Sung Choi, M.D. located?
The NPPES record lists a practice address at 9831 S Western Ave, Chicago, IL, 60643. Phone: (773) 445-3500. Providers update this record themselves, so call before visiting.
How can I verify Theresa Sung Choi, M.D.'s license?
NPPES lists Illinois license number 036.167104, 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 Theresa Sung Choi, M.D. prescribe under Medicare Part D?
In 2024, Theresa Sung Choi, M.D. had 297 Medicare Part D claims for 99 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.