Dr. Steve Yunyoung Chung, MD
- Medicare services, 2024
- 57,133
- Medicare patients, 2024
- 1,904
- Part D claims, 2024
- 3,440
- MIPS score, 2024
- 93
- Hospital affiliations
- 5
- Practice address
- 600 E 1st St, Spring Valley, IL 61362
- Practice phone
- Call (815) 664-5311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Margaret's Hospital (Closed)
Spring Valley, Illinois
Find Dr. Chung's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Steve Yunyoung Chung is a urologist in Spring Valley, Illinois
Dr. Chung practices at St Margaret's Hospital (Closed) in Spring Valley, Illinois.
Dr. Chung's NPI, 1851349435, was assigned on May 5, 2006. Dr. Chung graduated from University of Texas Medical School at San Antonio in 1997.
- NPI
- 1851349435NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739119918
- NPI enumeration date
- May 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 664-5311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steve Yunyoung Chung practices at St Margaret's Hospital (Closed) in Spring Valley, Illinois
Dr. Chung's primary practice is St Margaret's Hospital (Closed), at 600 E 1st St, Spring Valley, IL 61362 in Bureau County. The practice phone is (815) 664-5311.
- St Margaret's Hospital (Closed)600 E 1st St, Spring Valley, IL 61362 · Bureau CountyPhone(815) 664-5311
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Steve Yunyoung Chung is affiliated with 8 sites of care and 2 medical groups
Dr. Chung's primary practice is St Margaret's Hospital (Closed) in Spring Valley, Illinois. Dr. Chung is also affiliated with OSF Saint Elizabeth Medical Center - Peru. The medical group on file is Illinois Urologic Health Surgeons. Dmand AI also links Dr. Chung to 4 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steve Yunyoung Chung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chung practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Margaret's Hospital (Closed) | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steve Yunyoung Chung is one of 513 urologists in Illinois
Urology is Dr. Chung's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Chung has a license on file in Illinois.
Specialties and state licenses
- Urology, Illinois
Urologists near Dr. Chung
Counts of urologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Steve Yunyoung Chung billed Medicare for 57,133 services in 2024
CMS data shows 57,133 Medicare services from Dr. Chung across 45 procedure codes in 2024, for 1,904 Medicare patients. Medicare paid $2,272,934 for them.
Dr. Chung's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 30,2652024: 42,76541%
- Surgery
- 2023: 4,9122024: 4,5627%
- Drugs given in the office
- 2023: 3,3762024: 4,45832%
- Office and hospital visits
- 2023: 4,1022024: 4,095No change
- Imaging
- 2023: 1,2572024: 1,12211%
- Tests and treatments
- 2023: 992024: 8613%
- Other services
- 2023: 02024: 45
Where Dr. Chung's Medicare services took place, 2024
- In an office56,62999%
- In a facility5041%
Dr. Chung compared with the Illinois median for urologists, 2024
- Dr. Chung
- Illinois median
- Medicare services
- 57,133vs 1,32343.2 times
- Medicare patients
- 1,904vs 4903.9 times
- Part D claims
- 3,323vs 3589.3 times
Medians across 498 urologists in Illinois with Dmand AI profiles that report each measure.
Dr. Chung's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chung and other urologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steve Yunyoung Chung treated 1,904 Medicare patients in 2024, average age 74
CMS counts 1,904 Medicare patients who saw Dr. Chung in 2024. The largest group is 65 to 74, with 835 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chung's median patient age at 69, with 31% women.
Dr. Chung's Medicare patients by age, 2024
Dr. Chung's Medicare patients by sex, 2024
- Women57430%
- Men1,33070%
Chronic conditions among Dr. Chung's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes32%
- Cancer27%
- Chronic kidney disease27%
- Ischemic heart disease26%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women31%
- Men68%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steve Yunyoung Chung wrote 3,440 Medicare Part D claims in 2024
In 2024, Dr. Chung wrote 3,440 Medicare Part D claims for 1,140 patients. 89% of them were for generic drugs. CMS names the drug for 3,323 of them, across 29 drugs with 11 or more claims each, at $201,676 in total drug cost. In 2023, CMS named 3,482 claims across 30 drugs.
Dr. Chung's Part D claims by kind of drug, 2024
- Generic3,071 claims89%
- Brand-name369 claims11%
Dr. Chung's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Chung's Part D claims, 2024
- Opioids1%21 of 3,440 claims
- Antibiotics51%1,758 of 3,440 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,4822024: 3,3235%
Drugs named by CMS: 29 in 2024, 30 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Steve Yunyoung Chung scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Chung for performance year 2024, reported as part of a group. Dr. Chung accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 36 procedures of prostate resection by Dr. Chung, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Chung's MIPS scores, performance year 2024
- 93of 100Final score
- 92of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Chung ranks in Medicare procedure volume
- Prostate resection
- 94th percentile36 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Steve Yunyoung Chung received $7,978 in industry payments from 2016 to 2025
CMS Open Payments shows 366 general payments to Dr. Chung from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $1,370.
General payments to Dr. Chung by program year, 2016 to 2025
General payments to Dr. Chung by kind, 2016 to 2025
- Food and beverage$7,80798%
- Education$1712%
Companies that paid Dr. Chung the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steve Yunyoung Chung graduated from University of Texas Medical School at San Antonio
Dr. Chung graduated from University of Texas Medical School at San Antonio in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steve Yunyoung Chung's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Steve Yunyoung Chung
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Steve Yunyoung Chung's NPI number?
Dr. Steve Yunyoung Chung's NPI number is 1851349435. It was assigned on May 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steve Yunyoung Chung?
Dr. Steve Yunyoung Chung is a urologist in Spring Valley, Illinois. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Steve Yunyoung Chung practice?
Dr. Chung practices at 600 E 1st St, Spring Valley, IL 61362. Dr. Chung's primary practice is St Margaret's Hospital (Closed) in Spring Valley, Illinois. Dmand AI also links Dr. Chung to 4 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Steve Yunyoung Chung's office phone number?
The practice phone on file for Dr. Chung is (815) 664-5311.
Which hospitals is Dr. Steve Yunyoung Chung affiliated with?
Dr. Chung is affiliated with OSF Saint Elizabeth Medical Center - Peru. Dmand AI links Dr. Chung to 4 more hospitals.
What medical group is Dr. Steve Yunyoung Chung part of?
Dr. Chung is linked to Illinois Urologic Health Surgeons. Dmand AI links Dr. Chung to 1 more medical group.
Does Dr. Steve Yunyoung Chung accept Medicare?
Yes. CMS data shows Dr. Chung billed Medicare for 57,133 services in 2024, and Dr. Chung accepts Medicare assignment.
What is Dr. Steve Yunyoung Chung's MIPS score?
Dr. Chung's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Steve Yunyoung Chung see?
CMS counts 1,904 Medicare patients who saw Dr. Chung in 2024, with an average age of 74.
What services does Dr. Steve Yunyoung Chung bill to Medicare?
In 2024, Dr. Chung's most billed Medicare services were lab and pathology test (87798), injected or infused drug (J0585) and surgery: urinary system (51798).
Show 4 more questionsShow fewer questions
Where did Dr. Steve Yunyoung Chung go to medical school?
Dr. Chung graduated from University of Texas Medical School at San Antonio in 1997.
What drugs does Dr. Steve Yunyoung Chung prescribe most?
In 2024 Medicare Part D data, Dr. Chung's most prescribed drugs by claims were Ciprofloxacin HCl, Tamsulosin HCl and Nitrofurantoin Mono-Macro.
Has Dr. Steve Yunyoung Chung received payments from drug or device companies?
CMS Open Payments shows $7,978 in general payments to Dr. Chung from 44 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Steve Yunyoung Chung been practicing?
Dr. Chung graduated from medical school in 1997, 29 years ago.
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