Changgi Jung, MD
Geriatric Medicine (Internal Medicine) Physician · Chicago, IL
Changgi Jung, MD is a geriatric medicine (internal medicine) physician with a practice address in Chicago, Illinois, and NPI 1275054082, issued on Jun 30, 2017. Check the license (Illinois 036170004, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Changgi Jung
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- 036170004 IL
MD474288 PA
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave, Chicago, IL 60637
- Phone
- (773) 702-1000
- Enumerated
- Jun 30, 2017
- Record last updated
- Aug 29, 2024
- Medicare enrollment
- Enrolled (PECOS I20241008002117); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 179 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Changgi Jung 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 036170004Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
98 Medicare Part D claims for 21 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
Most prescribed
- Escitalopram Oxalate37 claims
- Olanzapine15 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.
The MIPS final score for 2023 (Medicare payment program): 93.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF ChicagoChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Changgi Jung among 179 geriatric medicine (internal medicine) physician records in Illinois
Changgi Jung, MD is one of 179 geriatric medicine (internal medicine) physician records with a practice address in Illinois. 71% 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 85% of them.
- NPI issued2017 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2013 · median 1997 among the 76 with a school on file
- Record last updated2024 · 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 207RG0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Illinois
There are 179 geriatric medicine (internal medicine) physician records in Illinois.
All 179 in Illinois → Every provider in Chicago → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Kellie Campbell, M.D.Chicago, IL 606371720281611
- Lauren GleasonChicago, IL 606371780826560
- Amit Grewal, MDChicago, IL 606371164124814
- Thomas Haferkamp, MDChicago, IL 606371851913503
- Megan Huisingh-ScheetzChicago, IL 606371720273063
- Samantha IngChicago, IL 606371306328661
- Tia KostasChicago, IL 606371174722409
- Patricia Lee, MDChicago, IL 606371811525579
Common questions
What is Changgi Jung, MD's NPI number?
Changgi Jung, MD's National Provider Identifier (NPI) is 1275054082, issued on Jun 30, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Changgi Jung, MD located?
The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (773) 702-1000. Providers update this record themselves, so call before visiting.
How can I verify Changgi Jung, MD's license?
NPPES lists Illinois license number 036170004, 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 Changgi Jung, MD prescribe under Medicare Part D?
In 2024, Changgi Jung, MD had 98 Medicare Part D claims for 21 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Changgi Jung, MD's MIPS final score?
The 2023 MIPS final score is 93.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.