Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KARL PENNAU MD
NPI 1487636536
Orthopaedic Surgery in Fond Du Lac, WI

Active since November 15, 2005
421 CAMELOT DR, FOND DU LAC, WI 54935(920) 926-8616 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Karl Pennau Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KARL PENNAU MD (NPI 1487636536) is an individual orthopaedic surgery provider in Fond Du Lac, Wisconsin, licensed in Wisconsin (24240) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1487636536
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameKARL PENNAUCredential: MD
Location Address421 CAMELOT DRFond Du Lac, WI 54935-4560
Mailing Address420 E Division StFond Du Lac, WI 54935-4560 · (920) 926-8340
Sole ProprietorNo
Enumeration DateNovember 15, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1487636536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in WI · 24240
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
421 CAMELOT DR, Fond Du Lac, WI 54935

Other Identifiers 4

OtherP00224646WI · Railroad Medicare
OtherWI01S7WI · John Deere
Medicaid30286500WI
Other13880WI · Dean

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Durable Medical Equipment & Medical Supplies
421 CAMELOT DR
FOND DU LAC, WI 54935
Family Medicine
421 CAMELOT DR
FOND DU LAC, WI 54935
Specialist/Technologist (Athletic Trainer)
421 CAMELOT DR
FOND DU LAC, WI 54935
Orthopaedic Surgery
421 CAMELOT DR
FOND DU LAC, WI 54935
421 CAMELOT DR
FOND DU LAC, WI 54935
Audiologist
421 CAMELOT DR
FOND DU LAC, WI 54935
Physical Therapist
421 CAMELOT DR
FOND DU LAC, WI 54935
Nurse Practitioner (Family)
421 CAMELOT DR
FOND DU LAC, WI 54935

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karl Pennau's NPI number?

The NPI number for Karl Pennau is 1487636536. It was assigned to this individual provider in the NPPES registry on November 15, 2005.

Where is Karl Pennau located?

Karl Pennau practices at 421 Camelot Dr, Fond Du Lac, WI 54935. The listed phone number is (920) 926-8616.

What is Karl Pennau's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

When was this NPI record last updated?

The NPPES record for Karl Pennau was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.