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

Benjamin Joseph Karsten, MD

Individual provider Surgery Physician · NPI 1124227137

Benjamin Joseph Karsten, MD is a Colorectal Surgery (Proctology) in Boise, Idaho. Graduated from University of Utah School of Medicine in 2004, 22 years ago. Practices with St Lukes Clinic-Treasure Valley LLC, a 1,150-clinician group and accepts Medicare assignment. Licensed in California and Idaho.

Years since qualifying
22
Trained at
University of Utah School of Medicine
Licensed in
CA, ID
In the registry since
2007
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

100 Warm Springs Ave Ste B
Boise, ID 83712-6243
Phone: (208) 381-2222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence M11376 (ID)
Surgery Physician Taxonomy 208600000X · Licence A92800 (CA)

Record details

NPI number1124227137
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2007
Last updated in NPPESMarch 3, 2016
Mailing address190 E Bannock St, Boise, ID 83712-6241

Medicare enrollment

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

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolUNIVERSITY OF UTAH SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice St Lukes Clinic-Treasure Valley Llc — 1150 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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