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

Stephen Otto Berthelsen, MD

Individual provider Orthopaedic Surgery Physician · NPI 1225046246

Stephen Otto Berthelsen, MD is an Orthopaedic Surgery Physician in Fairmont, Minnesota. Works from 2 locations. Licensed in California and Minnesota.

Licensed in
CA, MN
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

800 Medical Center Dr
Fairmont, MN 56031-4575
Phone: (507) 238-8100
Show map & directions

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

Additional practice locations (1)

  • 1025 Marsh St, Mankato, MN 56001-4752 — (507) 781-8146

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 50213 (MN)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence G19287 (CA)

Record details

NPI number1225046246
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 4, 2006
Last updated in NPPESNovember 16, 2023
Certification dateNovember 16, 2023

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