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

Mrs. Heather Joy Tietjen, NP

Individual provider Family Nurse Practitioner · NPI 1639148901

Mrs. Heather Joy Tietjen, NP is a Nurse Practitioner in Sioux Falls, South Dakota. Qualified in 2004, 22 years ago. Practices with Sanford Medical Center, a 842-clinician group and accepts Medicare assignment. Licensed in Minnesota and South Dakota.

Years since qualifying
22
Licensed in
MN, SD
In the registry since
2006
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

1309 W 17th St
Sioux Falls, SD 57104-4663
Phone: (605) 328-6001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence CP000856 (SD)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence R1353060 (MN)

Record details

NPI number1639148901
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedMarch 17, 2006
Last updated in NPPESDecember 3, 2025
Certification dateDecember 3, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Sanford Medical Center — 842 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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