Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Erika Frey

Individual provider Acute Care Nurse Practitioner · NPI 1225929680

Erika Frey is a Nurse Practitioner in Williston, North Dakota. Qualified in 2025, 1 year ago. Practices with Mercy Medical Center, a 80-clinician group and accepts Medicare assignment. Licensed in North Dakota.

Years since qualifying
1
Licensed in
ND
In the registry since
2025
Specialties on file
2
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Practice location Address checks out

1301 15th Ave W
Williston, ND 58801-3821
Phone: (701) 774-7400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 203680 (ND)
Registered Nurse Taxonomy 163W00000X · Licence R52806 (ND)

Record details

NPI number1225929680
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJuly 14, 2025
Last updated in NPPESOctober 22, 2025
Certification dateOctober 22, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Mercy Medical Center — 80 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

  • Chi St Alexius Health Williston Hospital · Williston, ND

Colleagues at Mercy Medical Center

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 80 clinicians in the practice; 12 are shown here.