Dr. Yong Chul Chun, MD
- Medicare services, 2024
- 2,090
- Medicare patients, 2024
- 210
- Part D claims, 2024
- 20,319
- MIPS score, 2024
- 26
- Industry payments
- $556
- Practice address
- 2195 Foxglove Dr, Northbrook, IL 60062
- Practice phone
- Call (847) 967-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hampton Plaza Nursing and Rehabilitation Center
Northbrook, Illinois
Find Dr. Chun'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. Yong Chul Chun is an internist in Northbrook, Illinois
Dr. Chun practices at Hampton Plaza Nursing and Rehabilitation Center in Northbrook, Illinois.
Dr. Chun's NPI, 1417968132, was assigned on August 10, 2006. Dr. Chun holds Illinois license 036-053060.
- NPI
- 1417968132NPI Registry (opens in a new tab)
- NPI enumeration date
- August 10, 2006
- NPI status
- Active
- Practice phone
- (847) 967-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Yong Chul Chun practices at Hampton Plaza Nursing and Rehabilitation Center in Northbrook, Illinois
Dr. Chun's primary practice is Hampton Plaza Nursing and Rehabilitation Center, at 2195 Foxglove Dr, Northbrook, IL 60062 in Cook County. The practice phone is (847) 967-7000.
- Hampton Plaza Nursing and Rehabilitation Center2195 Foxglove Dr, Northbrook, IL 60062 · Cook CountyPhone(847) 967-7000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Yong Chul Chun is affiliated with 2 sites of care
Dr. Chun's primary practice is Hampton Plaza Nursing and Rehabilitation Center in Northbrook, Illinois. Dmand AI also links Dr. Chun to 1 physician office, 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. Yong Chul Chun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chun practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hampton Plaza Nursing and Rehabilitation Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Yong Chul Chun is one of 5,652 internists in Illinois
Internal medicine is Dr. Chun's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chun is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Chun
Counts of internists 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. Yong Chul Chun billed Medicare for 2,090 services in 2024
CMS data shows 2,090 Medicare services from Dr. Chun across 9 procedure codes in 2024, for 210 Medicare patients. Medicare paid $109,713 for them. Every service was in an office.
Dr. Chun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9312024: 1,57518%
- Lab and pathology
- 2023: 3022024: 27310%
- Surgery
- 2023: 1352024: 1304%
- Other services
- 2023: 1822024: 5868%
- Tests and treatments
- 2023: 852024: 5436%
Dr. Chun compared with the Illinois median for internists, 2024
- Dr. Chun
- Illinois median
- Medicare services
- 2,090vs 5663.7 times
- Medicare patients
- 210vs 208Close to median
- Part D claims
- 19,685vs 28469.3 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Chun'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. Chun and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Yong Chul Chun treated 210 Medicare patients in 2024, average age 85
CMS counts 210 Medicare patients who saw Dr. Chun in 2024. The largest group is 85 and over, with 122 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 91% are also on Medicaid. Their average risk score is 1.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Chun's median patient age at 81, with 54% women.
Dr. Chun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chun's Medicare patients by sex, 2024
- Women14167%
- Men6933%
Chronic conditions among Dr. Chun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Diabetes53%
- Alzheimer's and dementia39%
- Osteoporosis34%
- Mood disorders31%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Yong Chul Chun wrote 20,319 Medicare Part D claims in 2024
In 2024, Dr. Chun wrote 20,319 Medicare Part D claims for 426 patients. 88% of them were for generic drugs. CMS names the drug for 19,685 of them, across 159 drugs with 11 or more claims each, at $736,944 in total drug cost. In 2023, CMS named 14,560 claims across 151 drugs.
Dr. Chun's Part D claims by kind of drug, 2024
- Generic17,979 claims88%
- Brand-name2,250 claims11%
- Other90 claims0%
Dr. Chun'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. Chun's Part D claims, 2024
- Opioids1%191 of 20,319 claims
- Antibiotics1%295 of 20,319 claims
- Antipsychotics, patients 65 and over1%140 of 20,319 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: 14,5602024: 19,68535%
Drugs named by CMS: 159 in 2024, 151 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. Yong Chul Chun scored 26 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 26 out of 100 for Dr. Chun for performance year 2024, reported individually.
Dr. Chun's MIPS scores, performance year 2024
- 26of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 86of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Yong Chul Chun received $556 in industry payments from 2016 to 2025
CMS Open Payments shows 21 general payments to Dr. Chun from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Janssen Pharmaceuticals, Inc paid the most, $277.
General payments to Dr. Chun by program year, 2016 to 2025
General payments to Dr. Chun by kind, 2016 to 2025
- Food and beverage$52494%
- Education$326%
Companies that paid Dr. Chun the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Yong Chul Chun'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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Yong Chul Chun
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. Yong Chul Chun's NPI number?
Dr. Yong Chul Chun's NPI number is 1417968132. It was assigned on August 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Yong Chul Chun?
Dr. Yong Chul Chun is an internist in Northbrook, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Yong Chul Chun practice?
Dr. Chun practices at 2195 Foxglove Dr, Northbrook, IL 60062. Dr. Chun's primary practice is Hampton Plaza Nursing and Rehabilitation Center in Northbrook, Illinois. Dmand AI also links Dr. Chun to 1 physician office.
What is Dr. Yong Chul Chun's office phone number?
The practice phone on file for Dr. Chun is (847) 967-7000.
What is Dr. Yong Chul Chun's medical license number?
Dr. Chun holds Illinois license 036-053060.
Does Dr. Yong Chul Chun accept Medicare?
Yes. CMS data shows Dr. Chun billed Medicare for 2,090 services in 2024.
What is Dr. Yong Chul Chun's MIPS score?
Dr. Chun's MIPS final score for performance year 2024 is 26 out of 100, reported individually.
How many Medicare patients does Dr. Yong Chul Chun see?
CMS counts 210 Medicare patients who saw Dr. Chun in 2024, with an average age of 85.
What services does Dr. Yong Chul Chun bill to Medicare?
In 2024, Dr. Chun's most billed Medicare services were nursing facility care (99308), office visit, established patient (99213) and lab and pathology test (82962).
What drugs does Dr. Yong Chul Chun prescribe most?
In 2024 Medicare Part D data, Dr. Chun's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Yong Chul Chun received payments from drug or device companies?
CMS Open Payments shows $556 in general payments to Dr. Chun from 8 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Yong Chul Chun been practicing?
Dr. Chun graduated from medical school in 1971, 55 years ago.
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