Grethe June Mortenson, CRNP
Nurse Practitioner (CMS) · Klamath Falls, OR
At a glance
2074 S 6Th St, Klamath Falls, OR 97601
NPPES record updated Aug 8, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
2074 S 6Th StKlamath Falls, OR 97601
Additional reported practice locations
500 University DrHershey, PA 170332360
Phone: 8002431455 2925 Chicago Ave
Minneapolis, MN 554071321
Phone: 6122629000 405 Stageline Rd
Hudson, WI 540167848
Phone: 7155316000 9555 76Th St
Pleasant Prairie, WI 531581984
Phone: 2625778005
Fax: 2625778015 351 Sw 9Th St
Ontario, OR 979142639
Phone: 5418817184
Fax: 5418817016 4800 Friendship Ave
Pittsburgh, PA 152241722
Phone: 4125785858
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2012
- CMS specialties
- Nurse Practitioner
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Nurse Practitioner (CMS)
- Taxonomy code
- 363LN0000X
- Enumeration date
- Aug 7, 2012
- Record updated
- Aug 8, 2025
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- GRETHE JUNE M JENNINGS
- Reported credentials
- CRNP
Reported taxonomies and licenses
363LN0000X
License reported: 1916 MN
363LN0000X
License reported: 10015210 OR
363LN0000X
License reported: 281915 AZ
363LN0000X · Primary
License reported: SP029056 PA
363L00000X
License reported: 8585 WI
363L00000X
License reported: SP029043 PA
363L00000X
License reported: 10015210 OR
363LA2200X
License reported: 1916 MN
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2074 S 6Th StKlamath Falls, OR 97601
- Phone
- (541) 841-8110
- Fax
- (541) 885-5512
Mailing address
2074 S 6TH STKLAMATH FALLS, OR 976013372
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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