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

Peter O'Brien, MD

Individual provider Surgery Physician · NPI 1407803331

Peter O'Brien, MD is a Surgery Physician in Sioux Falls, South Dakota. Licensed in Iowa, Minnesota and South Dakota. Registered with an NPI since 2006.

Licensed in
IA, MN, SD
In the registry since
2006
Specialties on file
3
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

1201 S Euclid Ave Ste 104
Sioux Falls, SD 57105-7700
Phone: (605) 328-3840
Fax: (605) 328-3841
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 2030 (SD)
Surgery Physician Taxonomy 208600000X · Licence 22313 (MN)
Surgery Physician Taxonomy 208600000X · Licence 24561 (IA)

Record details

NPI number1407803331
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2006
Last updated in NPPESMay 9, 2008

Other providers in Sioux Falls