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

Eric A Larson, MD

Individual provider Internal Medicine Physician · NPI 1134124019

Eric A Larson, MD is an Internal Medicine in Sioux Falls, South Dakota. Graduated from Sanford School of Medicine of University of South Dakota in 1996, 30 years ago. Practices with Sanford Medical Center, a 842-clinician group and accepts Medicare assignment. Licensed in South Dakota.

Years since qualifying
30
Trained at
Sanford School of Medicine of University of South Dakota
Licensed in
SD
In the registry since
2005
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

1205 S Grange Ave Ste 510
Sioux Falls, SD 57105-0410
Phone: (605) 328-7500
Fax: (605) 328-7599
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4727 (SD)

Record details

NPI number1134124019
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2005
Last updated in NPPESFebruary 3, 2022
Certification dateFebruary 3, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA
Graduated 1996 (30 years in practice)
Group practice Sanford Medical Center — 842 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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