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SIGURD B GUNDERSEN III MD
NPI 1720084973
Surgery in La Crosse, WI

Active since June 22, 2005
1836 SOUTH AVE, LA CROSSE, WI 54601(608) 782-7300 Get Directions Write a Review

NPPES record last updated: May 7, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Sigurd B Gundersen Iii Md NPPES

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

SIGURD B GUNDERSEN III MD (NPI 1720084973) is an individual surgery provider in La Crosse, Wisconsin, licensed in Wisconsin (25938) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1720084973
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameSIGURD B GUNDERSEN IIICredential: MD
Location Address1836 SOUTH AVELa Crosse, WI 54601-5429
Mailing Address1836 South AveLa Crosse, WI 54601-5429 · (608) 782-7300
Phone(608) 782-7300
Sole ProprietorNo
Enumeration DateJune 22, 2005
Last NPPES UpdateMay 7, 2015
✔ NPI 1720084973 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in WI · 25938
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1836 SOUTH AVE, La Crosse, WI 54601
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Other Identifiers 3

Medicare PIN0163WI
Medicaid31412500WI
Medicare UPINB53300

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.

JEFFREY BRIAN TROHKIMOINEN M.D.
Anesthesiology
1836 SOUTH AVE, GUNDERSEN CLINIC, LTD.
LA CROSSE, WI 54601
La Crosse County (608) 775-2031
JESSICA E THESING CRNA
Nurse Anesthetist, Certified Registered
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
DR. MICHAEL DAVID SMITH PSY.D.
Psychologist
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
JESSICA MAE RASMUSSEN
Surgery
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
JULIE SONSALLA APNP
Nurse Practitioner (Adult Health)
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
LAURA KLINGBEIL
Orthopaedic Surgery
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
SUSAN CAROL SORRENTINO RN
Registered Nurse (Addiction (Substance Use Disorder))
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300
NAOMI MUTHONI RUIRU APNP
Nurse Practitioner (Family)
1836 SOUTH AVE
LA CROSSE, WI 54601
La Crosse County (608) 782-7300

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 Sigurd Gundersen's NPI number?

The NPI number for Sigurd Gundersen is 1720084973. It was assigned to this individual provider in the NPPES registry on June 22, 2005.

Where is Sigurd Gundersen located?

Sigurd Gundersen practices at 1836 South Ave, La Crosse, WI 54601. The listed phone number is (608) 782-7300.

What is Sigurd Gundersen's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for Sigurd Gundersen was last updated on May 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.