Linda Koskiniemi, APRN, CNP
NPI 1689235244 · Gerontology Nurse Practitioner · Duluth, MN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Koskiniemi, APRN, CNP is a Gerontology Nurse Practitioner provider in Duluth, MN (NPI 1689235244).
Provider details
- NPI number
- 1689235244
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 6679 (MN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-25
- Last updated
- 2020-04-10
- Certified
- 2020-04-10
Frequently asked questions
- What is Linda Koskiniemi's NPI number?
- Linda Koskiniemi's National Provider Identifier (NPI) is 1689235244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Koskiniemi's specialty?
- Linda Koskiniemi is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Linda Koskiniemi located?
- Linda Koskiniemi's practice location on file with NPPES is 400 E 3rd St, Duluth, MN 55805-1951.
- What is Linda Koskiniemi's phone number?
- The practice phone number listed in the NPPES registry for Linda Koskiniemi is (218) 786-8364.
- Does Linda Koskiniemi accept Medicare?
- Linda Koskiniemi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Koskiniemi's NPI active?
- Yes — Linda Koskiniemi's NPI (1689235244) is active in the NPPES registry as of the last update on 2020-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.