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

Sean C Halligan, MD

Individual provider Cardiovascular Disease Physician · NPI 1174504658

Sean C Halligan, MD is an Interventional Cardiology in Sioux Falls, South Dakota. Graduated from University of Nebraska College of Medicine in 1997, 29 years ago. Practices with Heart Hospital of South Dakota LLC, a 67-clinician group and accepts Medicare assignment. Licensed in South Dakota and Wisconsin.

Years since qualifying
29
Trained at
University of Nebraska College of Medicine
Licensed in
SD, WI
In the registry since
2005
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4520 W 69th St
Sioux Falls, SD 57108-8148
Phone: (605) 977-5000
Fax: (605) 977-5377
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 5802 (SD)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 44354 (WI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 5802 (SD)

Record details

NPI number1174504658
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 10, 2005
Last updated in NPPESOctober 5, 2022
Certification dateOctober 5, 2022

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Heart Hospital Of South Dakota Llc — 67 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Sioux Falls