JONATHAN SEHJIN CHUN (MD) – Surgery Physician, NPI 1396777926
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
530 GENERAL SURGERY in OR
Provider Addresses for JONATHAN SEHJIN CHUN (MD)
10000 SE MAIN ST STE 316
PORTLAND, OR 972162470
Phone: (503) 256-1575
Fax: (503) 253-9848
Type: Location
505 NE 87TH AVE STE 301
VANCOUVER, WA 986641965
Phone: (360) 514-7374
Fax: (360) 514-7384
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 26 Open Payments records for all available years, with a total value of $9,012.
Total Amount is formed as General ($9,012) + Research ($0) + Ownership ($0) = $9,012.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($9,012).
Total Amount
$9,012
General + Research + Ownership
Payments
26
Total payment records
General Amount
$9,012
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $9,012 |
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: 2016-05-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20160531001281 | I | General Surgery | OR | 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 |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 97216)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | OR | |
| Emergency Medicine | DC | |
| Physician Assistant | MD | |
| Nurse Practitioner | HI | |
| Physician Assistant | FL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | OR | |
| Family Practice | OR | |
| Nurse Practitioner | OR | |
| Emergency Medicine | PA | |
| Emergency Medicine | OR |
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