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

Theresa E. Hammerquist, MSN, APRN, NP-C, CNP

Individual provider Primary Care Nurse Practitioner · NPI 1982194049

Theresa E. Hammerquist, MSN, APRN, NP-C, CNP is a Primary Care Nurse Practitioner in Martin, South Dakota. Licensed in South Dakota. Registered with an NPI since 2018.

Licensed in
SD
In the registry since
2018
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

109 Pugh St
Martin, SD 57551-7700
Phone: (605) 685-6868
Show map & directions

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

Specialties & licences

Primary Care Nurse Practitioner (primary) Taxonomy 363LP2300X · Licence CP001376 (SD)

Record details

NPI number1982194049
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , APRN , NP-C , CNP
Sole proprietorNo
NPI enumeratedMay 15, 2018
Last updated in NPPESMay 15, 2018

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