Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Siegfried Yu, MD

Individual provider Internal Medicine Physician · NPI 1386842565

Siegfried Yu, MD is a Gastroenterology in LA Crosse, Wisconsin. Qualified in 2005, 21 years ago. Practices with Gundersen Lutheran Medical Center Inc, a 896-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Georgia, Illinois and Wisconsin.

Years since qualifying
21
Licensed in
GA, IL, WI
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1836 S Ave
LA Crosse, WI 54601
Phone: (608) 782-7300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1120 15th St # Ad-2226, Augusta, GA 30912-0004 — (706) 446-4887

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 71105 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125-053469 (IL)
Gastroenterology Physician Taxonomy 207RG0100X · Licence 069465 (GA)

Record details

NPI number1386842565
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2007
Last updated in NPPESAugust 14, 2019
Mailing address1836 South Ave, La Crosse, WI 54601-5429

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Gundersen Lutheran Medical Center Inc — 896 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in LA Crosse