Individual Healthcare Provider
Grethe June Mortenson, CRNP
Provider's NPPES record last updated: August 8, 2025
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1205183415
- Primary Specialty
- Nurse Practitioner — Neonatal
- Practice Location
- Klamath Falls, Oregon
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 19, 2026, 12:05 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Nurse Practitioner
Neonatal
Physician Assistants & Advanced Practice Nursing Providers
Definition to come...
Taxonomy code 363LN0000X Nurse Practitioner
Physician Assistants & Advanced Practice Nursing Providers
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Taxonomy code 363L00000XNurse Practitioner
Adult Health
Physician Assistants & Advanced Practice Nursing Providers
Definition to come...
Taxonomy code 363LA2200X
Provider-Reported License Information
- Nurse Practitioner (Pennsylvania)
- SP029056
- Nurse Practitioner (Minnesota)
- 1916
- Nurse Practitioner (Oregon)
- 10015210
- Nurse Practitioner (Arizona)
- 281915
- Nurse Practitioner (Wisconsin)
- 8585
- Nurse Practitioner (Pennsylvania)
- SP029043
- Nurse Practitioner (Oregon)
- 10015210
- Nurse Practitioner (Minnesota)
- 1916
Practice Locations
Practice Location
2074 S 6th St
Klamath Falls, Oregon 97601
Phone: (541) 841-8110
Additional Practice Location
500 University Dr
Hershey, Pennsylvania 17033-2360
Phone: (800) 243-1455
Additional Practice Location
351 Sw 9th St
Ontario, Oregon 97914-2639
Phone: (541) 881-7184
Fax: (541) 881-7016
Additional Practice Location
2925 Chicago Ave
Minneapolis, Minnesota 55407-1321
Phone: (612) 262-9000
Additional Practice Location
9555 76th St
Pleasant Prairie, Wisconsin 53158-1984
Phone: (262) 577-8005
Fax: (262) 577-8015
Additional Practice Location
405 Stageline Rd
Hudson, Wisconsin 54016-7848
Phone: (715) 531-6000
Additional Practice Location
4800 Friendship Ave
Pittsburgh, Pennsylvania 15224-1722
Phone: (412) 578-5858
Record Information
- Enumeration Date
- August 7, 2012
- Provider's NPPES Record Last Updated
- August 8, 2025
- Certification Date
- August 8, 2025
- NPISignal NPPES Dataset
- August 2026
See Something Wrong?
Incorrect provider information
Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.
Update a record through NPPESSomething wrong with this page?
If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.
Report a display issue