BILLIE G KONTNY (MD) – Surgery Physician, NPI 1043236128
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
848 GENERAL SURGERY in WI
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Provider Addresses for BILLIE G KONTNY (MD)
212, Milwaukee Avenue West, Fort Atkinson, Jefferson County, Wisconsin, 53538, United States
FORT ATKINSON, WI 535382022
Phone: (920) 563-7900
Fax: (920) 563-0258
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: 2004-03-24
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 |
|---|---|---|---|---|
| I20040324000938 | I | General Surgery | WI | 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 |
|---|---|---|---|---|
| 45380 | Biopsy of large bowel using a flexible endoscope | 70 | 70 | $0 |
| 45384 | Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | 57 | 57 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 52 | 46 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 45 | 45 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 42 | 42 | $0 |
Insurance plans in this area (ZIP 53538)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | MI | |
| General Surgery | IL | |
| - | WI | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Nurse Practitioner | WI | |
| - | WI | |
| - | WI | |
| - | WI | |
| General Surgery | WI |
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