MARK S CLAUSSEN (MD) – Surgery Physician, NPI 1447278171
Surgery Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
730 GENERAL SURGERY in MN
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Provider Addresses for MARK S CLAUSSEN (MD)
1233, 34th Street Northwest, Skyline Village Mobile Home Park, Bemidji, Beltrami County, Minnesota, 56601, United States
BEMIDJI, MN 566015112
Phone:
Mailing address matches the actual address.
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.
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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: 2010-11-10
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 |
|---|---|---|---|---|
| I20101110001275 | I | General Surgery | MN | 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 | 30 | 15 | $0 |
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 29 | 29 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 27 | 27 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 26 | 21 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 23 | 23 | $0 |
Insurance plans in this area (ZIP 56601)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MN | |
| A N E S T H E S I O L O G Y | MN | |
| H E M A T O L O G Y/ O N C O L O G Y | ND | |
| - | MN | |
| N E U R O L O G Y | MN | |
| - | ND | |
| - | MN | |
| O T O L A R Y N G O L O G Y | IL | |
| - | SD | |
| - | MN |
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