Jung Whan Yoon
- Medicare services, 2024
- 494
- Medicare patients, 2024
- 234
- Part D claims, 2024
- 1,104
- MIPS score, 2024
- 57
- Hospital affiliations
- 3
- Practice address
- 900 23rd St NW, Washington, DC 20037
- Practice phone
- Call (202) 716-4605
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Jung Whan Yoon's professional email, personal email and mobile number
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Jung Whan Yoon is a rheumatologist in Washington, District of Columbia
Jung Whan Yoon practices at The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services.
Jung Whan Yoon's NPI, 1669902318, was assigned on June 15, 2017. Jung Whan Yoon graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2017. Jung Whan Yoon holds Virginia license 0102207241.
- NPI
- 1669902318NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517346885
- NPI enumeration date
- June 15, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (202) 716-4605
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jung Whan Yoon practices at The George Washington University Hospital in Washington, District of Columbia
Jung Whan Yoon's primary practice is The George Washington University Hospital, at 900 23rd St NW, Washington, DC 20037 in The District County. The practice phone is (202) 716-4605.
- The George Washington University Hospital900 23rd St NW, Washington, DC 20037 · The District CountyPhone(202) 716-4605
Source: Dmand AI Affiliation Data
Jung Whan Yoon is affiliated with 5 sites of care and 2 medical groups
Jung Whan Yoon's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. Jung Whan Yoon is also affiliated with Inova Fair Oaks Hospital. The medical group on file is Annapolis Rheumatology. Dmand AI also links Jung Whan Yoon to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jung Whan Yoon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jung Whan Yoon practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The George Washington University Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Jung Whan Yoon is one of 45 rheumatologists in District of Columbia
Rheumatology is Jung Whan Yoon's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dmand AI has Jung Whan Yoon's licenses on file in 2 states: Virginia and Florida.
Specialties and state licenses
- Rheumatology, VirginiaPrimary
- Internal medicine, Florida
Rheumatologists near Jung Whan Yoon
Counts of rheumatologists 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
Jung Whan Yoon billed Medicare for 494 services in 2024
CMS data shows 494 Medicare services from Jung Whan Yoon across 6 procedure codes in 2024, for 234 Medicare patients. Medicare paid $42,830 for them. Every service was in an office.
Jung Whan Yoon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4822024: 4565%
- Imaging
- 2023: 1052024: 3864%
Jung Whan Yoon compared with the District of Columbia median for rheumatologists, 2024
- Jung Whan Yoon
- District of Columbia median
- Medicare services
- 494vs 44112% above
- Medicare patients
- 234vs 17236% above
- Part D claims
- 1,003vs 2793.6 times
Medians across 42 rheumatologists in District of Columbia with Dmand AI profiles that report each measure.
Jung Whan Yoon'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Jung Whan Yoon treated 234 Medicare patients in 2024, average age 72
CMS counts 234 Medicare patients who saw Jung Whan Yoon in 2024. The largest group is 65 to 74, with 118 patients. 75% of them have arthritis, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jung Whan Yoon's median patient age at 57, with 78% women.
Jung Whan Yoon's Medicare patients by age, 2024
Jung Whan Yoon's Medicare patients by sex, 2024
- Women17374%
- Men6126%
Chronic conditions among Jung Whan Yoon's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure68%
- Diabetes35%
- Osteoporosis25%
- Ischemic heart disease23%
- Chronic kidney disease22%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Jung Whan Yoon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women78%
- Men20%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jung Whan Yoon wrote 1,104 Medicare Part D claims in 2024
In 2024, Jung Whan Yoon wrote 1,104 Medicare Part D claims for 212 patients. 86% of them were for generic drugs. CMS names the drug for 1,003 of them, across 23 drugs with 11 or more claims each, at $963,132 in total drug cost. In 2023, CMS named 638 claims across 17 drugs.
Jung Whan Yoon's Part D claims by kind of drug, 2024
- Generic951 claims86%
- Brand-name153 claims14%
Jung Whan Yoon'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 Jung Whan Yoon's Part D claims, 2024
- Opioids1%11 of 1,104 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: 6382024: 1,00357%
Drugs named by CMS: 23 in 2024, 17 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
Jung Whan Yoon scored 57 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 57 out of 100 for Jung Whan Yoon for performance year 2024, reported as part of a group. Jung Whan Yoon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Jung Whan Yoon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Jung Whan Yoon's MIPS scores, performance year 2024
- 57of 100Final score
- 0of 100Quality
- 40of 100Improvement Activities
- 89of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Jung Whan Yoon received $10,384 in industry payments from 2019 to 2025
CMS Open Payments shows 522 general payments to Jung Whan Yoon from 27 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 97% of the total. Amgen Inc. paid the most, $1,947.
General payments to Jung Whan Yoon by program year, 2019 to 2025
General payments to Jung Whan Yoon by kind, 2019 to 2025
- Food and beverage$10,05797%
- Education$3273%
Companies that paid Jung Whan Yoon the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Jung Whan Yoon graduated from Kansas City University of Med & Biosciences, College of Osteo Med
Jung Whan Yoon graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Jung Whan Yoon'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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 Jung Whan Yoon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jung Whan Yoon's NPI number?
Jung Whan Yoon's NPI number is 1669902318. It was assigned on June 15, 2017, and it is active in the NPI Registry.
What does Jung Whan Yoon specialize in?
Jung Whan Yoon is a rheumatologist in Washington, District of Columbia. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Jung Whan Yoon practice?
Jung Whan Yoon practices at 900 23rd St NW, Washington, DC 20037. Jung Whan Yoon's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. Dmand AI also links Jung Whan Yoon to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Jung Whan Yoon's office phone number?
The practice phone on file for Jung Whan Yoon is (202) 716-4605.
What is Jung Whan Yoon's medical license number?
Jung Whan Yoon holds Virginia license 0102207241, one of the licenses on file in 2 states.
Which states has Jung Whan Yoon been licensed in?
Dmand AI has state licenses on file for Jung Whan Yoon in Virginia and Florida.
Which hospitals is Jung Whan Yoon affiliated with?
Jung Whan Yoon practices at The George Washington University Hospital in Washington, District of Columbia. Jung Whan Yoon is also affiliated with Inova Fair Oaks Hospital. Dmand AI links Jung Whan Yoon to 1 more hospital.
What medical group is Jung Whan Yoon part of?
Jung Whan Yoon is linked to Annapolis Rheumatology. Dmand AI links Jung Whan Yoon to 1 more medical group.
Does Jung Whan Yoon accept Medicare?
Yes. CMS data shows Jung Whan Yoon billed Medicare for 494 services in 2024, and Jung Whan Yoon accepts Medicare assignment.
Does Jung Whan Yoon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Jung Whan Yoon as offering telehealth services.
Show 7 more questionsShow fewer questions
What is Jung Whan Yoon's MIPS score?
Jung Whan Yoon's MIPS final score for performance year 2024 is 57 out of 100, reported as part of a group.
How many Medicare patients does Jung Whan Yoon see?
CMS counts 234 Medicare patients who saw Jung Whan Yoon in 2024, with an average age of 72.
What services does Jung Whan Yoon bill to Medicare?
In 2024, Jung Whan Yoon's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).
Where did Jung Whan Yoon go to medical school?
Jung Whan Yoon graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2017.
What drugs does Jung Whan Yoon prescribe most?
In 2024 Medicare Part D data, Jung Whan Yoon's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Methotrexate and Diclofenac Sodium.
Has Jung Whan Yoon received payments from drug or device companies?
CMS Open Payments shows $10,384 in general payments to Jung Whan Yoon from 27 companies from 2019 to 2025. The largest total came from Amgen Inc.
How long has Jung Whan Yoon been practicing?
Jung Whan Yoon graduated from medical school in 2017, 9 years ago.
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