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

Margaret Free, MD

Individual provider Pediatric Infectious Diseases Physician · NPI 1891215414

Margaret Free, MD is a Pediatric Infectious Diseases Physician in Sioux Falls, South Dakota. Licensed in South Dakota. Registered with an NPI since 2017.

Licensed in
SD
In the registry since
2017
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

1600 W 22nd St
Sioux Falls, SD 57105-1521
Phone: (605) 312-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Infectious Diseases Physician (primary) Taxonomy 2080P0208X · Licence 14352 (SD)

Record details

NPI number1891215414
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 24, 2017
Last updated in NPPESOctober 3, 2023
Certification dateOctober 3, 2023

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