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

Individual provider Internal Medicine Physician · NPI 1225050610

Michael B. Heisler, MD is an Internal Medicine in Sioux Falls, South Dakota. Graduated from George Washington University School of Medicine in 1979, 47 years ago. Accepts Medicare assignment. Licensed in Georgia and South Dakota.

Years since qualifying
47
Trained at
George Washington University School of Medicine
Licensed in
GA, SD
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.

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Practice location Address checks out

1325 S Cliff Ave
Sioux Falls, SD 57105-1007
Phone: (605) 322-2460
Fax: (605) 322-2470
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 1885 (SD)
Internal Medicine Physician Taxonomy 207R00000X · Licence 035650 (GA)

Record details

NPI number1225050610
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESDecember 20, 2013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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