KARL C WENNER (MD) – Orthopaedic Surgery Physician, NPI 1659393759
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
383 ORTHOPEDIC SURGERY in OR
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Provider Addresses for KARL C WENNER (MD)
Sky Lakes Medical Center, 2865, Daggett Avenue, Klamath Falls, Klamath County, Oregon, 97601, United States
KLAMATH FALLS, OR 976011106
Phone: (541) 274-6564
Fax: (541) 274-6247
Type: Mailing
Daggett Avenue, Klamath Falls, Klamath County, Oregon, 97601, United States
KLAMATH FALLS, OR 976011106
Phone: (541) 274-6733
Fax: (541) 274-2006
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2005-05-06
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 |
|---|---|---|---|---|
| I20050506000699 | I | Orthopedic 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 |
|---|---|---|---|---|
| 20610 | Aspiration and/or injection of fluid from large joint | 18 | 14 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 97601)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | OR | |
| Family Practice | OR | |
| Nurse Practitioner | OR | |
| - | OR | |
| Internal Medicine | OR | |
| Family Practice | OR | |
| - | OR | |
| - | OR | |
| Neurology, Neuropsychiatry | FL | |
| Diagnostic Radiology | OR |
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