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

Kelly J Steffen, DO

Individual provider Internal Medicine Physician · NPI 1043430572

Kelly J Steffen, DO is a Cardiovascular Disease (Cardiology) in Sioux Falls, South Dakota. Qualified in 2006, 20 years ago. Practices with Heart Hospital of South Dakota LLC, a 67-clinician group and accepts Medicare assignment. Licensed in Kansas and South Dakota.

Years since qualifying
20
Licensed in
KS, SD
In the registry since
2007
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4520 W 69th St
Sioux Falls, SD 57108-8148
Phone: (605) 977-5000
Fax: (605) 977-5377
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 8403 (SD)
Internal Medicine Physician Taxonomy 207R00000X · Licence 946534 (KS)

Record details

NPI number1043430572
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 26, 2007
Last updated in NPPESSeptember 10, 2024
Certification dateSeptember 10, 2024

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Heart Hospital Of South Dakota Llc — 67 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Sioux Falls