NPPES file of Aug 9, 2026

Tanner John Karger, DNP, APRN, CNP

Nurse Practitioner · Fargo, ND

Tanner John Karger, DNP, APRN, CNP is a nurse practitioner with a practice address in Fargo, North Dakota, and NPI 1689358889, issued on Jun 9, 2023. Check the license (North Dakota R47285, as entered in NPPES) with the North Dakota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689358889
Name
Tanner John Karger
Credential
DNP, APRN, CNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
R47285 ND
Self-reported in NPPES; status is on the state search
Practice location
801 Broadway N, Fargo, ND 58102
Phone
(701) 234-2000
Enumerated
Jun 9, 2023
Record last updated
Jul 18, 2023
Medicare enrollment
Enrolled (PECOS I20230809002012); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 801 Broadway N

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mary Aaland, MDTrauma Surgery Physician1568463321
  2. Ahmed AbuzaanonaCardiovascular Disease Physician1104209378
  3. Kathryn Agamawi, MDUrology Physician1972023018
  4. Yusuf Agamawi, MDOtolaryngology Physician1992246144
  5. Ryan Agema, MDEmergency Medicine Physician1124214366
  6. Mentor Ahmeti, M.DSurgical Critical Care Physician1831386077

Verify Tanner John Karger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich North Dakota board licenses this profession
    Search for license R47285
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the North Dakota license search

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76% fewer Medicare Part D claims than the average nurse practitioner in 2024

269 Medicare Part D claims for 75 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Tanner Karger269
  2. Specialty average1,109

Most prescribed

  1. Potassium Citrate Er39 claims
  2. Calcitriol31 claims
  3. Lisinopril28 claims
  4. Allopurinol25 claims
  5. Furosemide23 claims
  6. Sevelamer Carbonate20 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital affiliation

  1. Sanford Medical Center FargoWest Fargo, ND · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Tanner John Karger among 463 nurse practitioner records in North Dakota

Tanner John Karger, DNP, APRN, CNP is one of 463 nurse practitioner records with a practice address in North Dakota. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 82% of them.

  • NPI issued2023 · 82% of these records are older, 13% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2023 · median 2018 among the 296 with a school on file
  • Record last updated2023 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

209 nurse practitioner records list a practice address in Fargo

They are 209 of the 7,209 NPPES records with a practice address in Fargo, and 463 nurse practitioner records in North Dakota.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Jeanne Beare, FNPFargo, ND 581021982783510
  2. Heidi Borowiecki, NPFargo, ND 581021558362038
  3. Heather Bryant, NPFargo, ND 581021891776720
  4. Sheryll Clapp, NPFargo, ND 581021467474056
  5. Jennifer Dejong, NPFargo, ND 581021255353744
  6. Cathy Fonder, APRN, FNP-CFargo, ND 581021710906755
  7. Terry Granlund, NPFargo, ND 581021447271671
  8. Susan Harris, APRNFargo, ND 581021346291382

Common questions

What is Tanner John Karger, DNP, APRN, CNP's NPI number?

Tanner John Karger, DNP, APRN, CNP's National Provider Identifier (NPI) is 1689358889, issued on Jun 9, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Tanner John Karger, DNP, APRN, CNP located?

The NPPES record lists a practice address at 801 Broadway N, Fargo, ND, 58102. Phone: (701) 234-2000. Providers update this record themselves, so call before visiting.

How can I verify Tanner John Karger, DNP, APRN, CNP's license?

NPPES lists North Dakota license number R47285, as entered by the provider. Search the North Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Tanner John Karger, DNP, APRN, CNP prescribe under Medicare Part D?

In 2024, Tanner John Karger, DNP, APRN, CNP had 269 Medicare Part D claims for 75 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.