MR. KARL J KLOTZBUECHER (CRNA) – Certified Registered Nurse Anesthetist, NPI 1780791210
Certified Registered Nurse Anesthetist
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Profile Insights
NPPES metrics only — not quality of care.
1,144 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in WI
Provider Addresses for MR. KARL J KLOTZBUECHER (CRNA)
3400 UNION AVE
SHEBOYGAN, WI 530818426
Phone: (920) 802-2100
Fax: (920) 802-1500
Type: Location
PO BOX 735044
CHICAGO, IL 606735044
Phone:
Type: Mailing
West Forest Home Avenue, Southgate, Milwaukee, Milwaukee County, Wisconsin, 53215, United States
MILWAUKEE, WI 532152843
Phone: (414) 647-6326
Fax: (414) 671-8860
Type: Mailing
2414, Kohler Memorial Drive, Sheboygan, Sheboygan County, Wisconsin, 53081, United States
SHEBOYGAN, WI 530813129
Phone: (920) 457-4461
Fax: (920) 459-1483
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: 2004-04-16
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 |
|---|---|---|---|---|
| I20040416000277 | I | Certified Registered Nurse Anesthetist (Crna) | 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 |
|---|---|---|---|---|
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 29 | 29 | $0 |
| 00142 | Anesthesia for lens surgery | 26 | 24 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 21 | 19 | $0 |
Insurance plans in this area (ZIP 53081)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | WI | |
| Family Practice | WI | |
| Family Practice | IL | |
| Geriatric Medicine, Internal Medicine | WI | |
| - | WI | |
| - | WI | |
| - | IL | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Family Practice | WI | |
| - | OH |
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