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

Nancy K Reishus, CNP

Individual provider Nurse Practitioner · NPI 1427037928

Nancy K Reishus, CNP is a Nurse Practitioner in Watertown, South Dakota. Qualified in 1977, 49 years ago. Practices with Sanford Medical Center, a 842-clinician group and accepts Medicare assignment. Licensed in South Dakota.

Years since qualifying
49
Licensed in
SD
In the registry since
2006
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

901 4th St NW
Watertown, SD 57201-1565
Phone: (605) 886-8471
Fax: (605) 886-9317
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence R017096 (SD)

Record details

NPI number1427037928
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNP
Sole proprietorNo
NPI enumeratedJanuary 12, 2006
Last updated in NPPESApril 18, 2022
Certification dateApril 18, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1977 (49 years in practice)
Group practice Sanford Medical Center — 842 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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