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

Martha Arwen Karlstad, MD

Individual provider Psychiatry Physician · NPI 1457589954

Martha Arwen Karlstad, MD is a Psychiatry in Viroqua, Wisconsin. Graduated from University of Nebraska College of Medicine in 2009, 17 years ago. Practices with Vernon Memorial Healthcare Inc, a 74-clinician group and accepts Medicare assignment. Licensed in South Carolina and Wisconsin.

Years since qualifying
17
Trained at
University of Nebraska College of Medicine
Licensed in
SC, WI
In the registry since
2009
Specialties on file
2
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

407 S Main St Ste 400
Viroqua, WI 54665
Phone: (608) 637-3174
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 62165 (WI)
Psychiatry Physician Taxonomy 2084P0800X · Licence LL31772 (SC)

Record details

NPI number1457589954
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2009
Last updated in NPPESMay 30, 2018

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Vernon Memorial Healthcare Inc — 74 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Viroqua