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

MS. Heidi Lynn Grondahl, WHNP-BC

Individual provider Women's Health Nurse Practitioner · NPI 1619281987

MS. Heidi Lynn Grondahl, WHNP-BC is a Nurse Practitioner in Williston, North Dakota. Qualified in 2010, 16 years ago. Practices with Sanford Bismarck, a 561-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Minnesota and North Dakota.

Years since qualifying
16
Licensed in
MN, ND
In the registry since
2010
Specialties on file
2

Practice location Address checks out

1321 W Dakota Pkwy
Williston, ND 58801-3807
Phone: (701) 572-7711
Fax: (701) 572-2283
Show map & directions

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

Additional practice locations (1)

  • 1301 15th Ave W, Williston, ND 58801-3821 — (701) 572-7651

Specialties & licences

Women's Health Nurse Practitioner (primary) Taxonomy 363LW0102X · Licence R31608 (ND)
Women's Health Nurse Practitioner Taxonomy 363LW0102X · Licence R-198574-2 (MN)

Record details

NPI number1619281987
Entity typeIndividual (Type 1)
GenderFemale
Credentials WHNP-BC
Sole proprietorNo
NPI enumeratedJuly 29, 2010
Last updated in NPPESMarch 25, 2022
Certification dateMarch 25, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Sanford Bismarck — 561 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Williston