HOJUNG J YOON (MD) – Internal Medicine Physician, NPI 1447208616
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,636 INTERNAL MEDICINE in MN
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Provider Addresses for HOJUNG J YOON (MD)
69, Exchange Street West, Downtown, Saint Paul, Ramsey County, Minnesota, 55102, United States
SAINT PAUL, MN 551021004
Phone: (651) 232-3000
Type: Location
100 ROBERT AVE N STE 100
JASPER, MN 561441219
Phone: (612) 615-8227
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $79.
Total Amount is formed as General ($79) + Research ($0) + Ownership ($0) = $79.
Last reported payment date: 2024-04-27 • Largest payer in this snapshot: VIVUS LLC ($79).
Total Amount
$79
General + Research + Ownership
Payments
1
Total payment records
General Amount
$79
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| VIVUS LLC | $79 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-11-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050720000600 | I | Internal Medicine | MN | TBD |
| I20251014002632 | I | Internal Medicine | MO | TBD |
| I20251101000158 | I | Internal Medicine | IA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 89 | 42 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 40 | 26 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 32 | 32 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 16 | 11 | $0 |
Insurance plans in this area (ZIP 55102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MN | |
| Nurse Practitioner | MN | |
| - | MN | |
| Nurse Practitioner | MN | |
| Family Practice | MN | |
| Certified Registered Nurse Anesthetist (Crna) | IN | |
| H O S P I T A L I S T | MN | |
| Nurse Practitioner | MN | |
| Internal Medicine, Hospitalist, Internal Medicine | FL | |
| Family Practice | MN |
Reviews
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