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

Michael S Hein, MD

Individual provider Internal Medicine Physician · NPI 1346241148

Michael S Hein, MD is an Internal Medicine Physician in Yankton, South Dakota. Licensed in South Dakota. Registered with an NPI since 2005.

Licensed in
SD
In the registry since
2005
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

1104 W 8th St
Yankton, SD 57078-3306
Phone: (605) 665-7841
Fax: (605) 665-0546
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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 4854 (SD)

Record details

NPI number1346241148
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1104 W 8th St, Yankton, SD 57078-3306

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