Cortney Buchholz, RN
NPI 1558655894 · Psychiatric/Mental Health Nurse Practitioner · Duluth, MN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cortney Buchholz, RN is a Psychiatric/Mental Health Nurse Practitioner provider in Duluth, MN (NPI 1558655894).
Provider details
- NPI number
- 1558655894
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 11563 (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
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
5 documented practice locations
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
Additional practice locations (4)
- 40 11th StCloquet, MN 55720-1817Phone: (218) 879-4559Fax: (218) 879-0282
- 1401 East 1st StreetDuluth, MN 55805-2407Phone: (218) 728-4491Fax: (218) 302-8698
- 120 W 2nd StDuluth, MN 55802-2017Phone: (218) 728-4491Fax: (218) 302-8698
- 325 11th AveTwo Harbors, MN 55616-1300Phone: (218) 834-5520Fax: (218) 834-4264
Registry dates
- Enumerated
- 2011-06-03
- Last updated
- 2024-06-17
- Certified
- 2024-06-17
Frequently asked questions
- What is Cortney Buchholz's NPI number?
- Cortney Buchholz's National Provider Identifier (NPI) is 1558655894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cortney Buchholz's specialty?
- Cortney Buchholz is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cortney Buchholz located?
- Cortney Buchholz's practice location on file with NPPES is 810 E 4th St, Duluth, MN 55805-2147.
- What is Cortney Buchholz's phone number?
- The practice phone number listed in the NPPES registry for Cortney Buchholz is (218) 728-4491.
- Does Cortney Buchholz accept Medicare?
- Cortney Buchholz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cortney Buchholz's NPI active?
- Yes — Cortney Buchholz's NPI (1558655894) is active in the NPPES registry as of the last update on 2024-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.