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

Joshua L Hermsen, MD

Individual provider Adult Congenital Heart Disease Physician · NPI 1063460566

Joshua L Hermsen, MD is a Cardiac Surgery in Madison, Wisconsin. Graduated from University of South Carolina School of Medicine in 2004, 22 years ago. Practices with University of Wisconsin Medical Foundation Inc, a 2,536-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
22
Trained at
University of South Carolina School of Medicine
Licensed in
IL, WI
In the registry since
2006
Specialties on file
4
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

600 Highland Ave
Madison, WI 53792-4405
Phone: (608) 263-6420
Fax: (608) 263-0440
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 825 Eastlake Ave E, Seattle, WA 98109-4405 — (608) 334-1525

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence 50530-20 (WI)
Adult Congenital Heart Disease Physician Taxonomy 207RA0002X · Licence 50530 (WI)
Pediatric Surgery Physician Taxonomy 2086S0120X · Licence 50530-20 (WI)
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Taxonomy 208G00000X · Licence 036157200 (IL)

Record details

NPI number1063460566
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 5, 2006
Last updated in NPPESJanuary 5, 2022
Certification dateJanuary 5, 2022

Medicare enrollment

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

Medicare specialtyCARDIAC SURGERY
Also practisesADULT CONGENITAL HEART DISEASE (ACHD)
Medical schoolUNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice University Of Wisconsin Medical Foundation Inc — 2536 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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