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

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1376716647

Dr. Annette Lee Siewert, MD is an Obstetrics/Gynecology in Sioux Falls, South Dakota. Graduated from Sanford School of Medicine of University of South Dakota in 2008, 18 years ago. Practices with Avera McKennan, a 962-clinician group and accepts Medicare assignment. Licensed in South Dakota.

Years since qualifying
18
Trained at
Sanford School of Medicine of University of South Dakota
Licensed in
SD
In the registry since
2008
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

1417 S Cliff Ave Ste 401
Sioux Falls, SD 57105-1022
Phone: (605) 322-8920
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 8442 (SD)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1376716647
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 2008
Last updated in NPPESOctober 10, 2018

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolSANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA
Graduated 2008 (18 years in practice)
Group practice Avera McKennan — 962 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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