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

Dr. Richard A. Clark, MD

Individual provider Internal Medicine Physician · NPI 1457466617

Dr. Richard A. Clark, MD is a Cardiovascular Disease (Cardiology) in Sioux Falls, South Dakota. Graduated from Creighton University School of Medicine in 1992, 34 years ago. Practices with Sanford Clinic, a 273-clinician group and accepts Medicare assignment. Licensed in Nebraska and South Dakota.

Years since qualifying
34
Trained at
Creighton University School of Medicine
Licensed in
NE, 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

1305 W 18th St
Sioux Falls, SD 57105-0401
Phone: (605) 328-2929
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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 7501 (SD)
Internal Medicine Physician Taxonomy 207R00000X · Licence 19750 (NE)

Record details

NPI number1457466617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 20, 2006
Last updated in NPPESAugust 19, 2024
Certification dateAugust 19, 2024

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Sanford Clinic — 273 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations23 on file with Medicare

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