Gunther Wagoner, MD
Internal Medicine Physician · Duluth, MN
Gunther Wagoner, MD is an internal medicine physician with a practice address in Duluth, Minnesota, and NPI 1982024683, issued on Apr 21, 2014. Check the license (Minnesota 63661, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Gunther Wagoner
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 63661 MN
Self-reported in NPPES; status is on the state search - Practice location
- 400 East Third Street, Duluth, MN 55805
- Phone
- (218) 786-3146
- Enumerated
- Apr 21, 2014
- Record last updated
- Jul 27, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (218) 722-8792
- Medicare enrollment
- Enrolled (PECOS I20180817001090); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 400 East Third Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gunther Wagoner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 63661Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
310 Medicare Part D claims for 78 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Metformin Hcl28 claims
- Memantine Hcl26 claims
- Atorvastatin Calcium18 claims
- Sertraline Hcl18 claims
- Clopidogrel12 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.
Bills Medicare through 4 group practices
- Deer River Healthcare Center IncDeer River, MN
- Northern Pines Medical CenterAurora, MN
- Pine Medical CenterSandstone, MN
- The Duluth Clinic LtdVirginia, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gunther Wagoner among 2,632 internal medicine physician records in Minnesota
Gunther Wagoner, MD is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 66% of them.
- NPI issued2014 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2014 · median 2008 among the 1,700 with a school on file
- Record last updated2018 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
63 internal medicine physician records list a practice address in Duluth
They are 63 of the 4,084 NPPES records with a practice address in Duluth, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Duluth → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Arvold, M.D.Duluth, MN 558051790735504
- Robert BomanDuluth, MN 558051912943317
- Margaret Chen, MDDuluth, MN 558051578678272
- Christine DepenthalDuluth, MN 558051366553067
- Josefino DiazDuluth, MN 558051891723599
- Peter Good, MDDuluth, MN 558051417913500
- Okechukwu IwuDuluth, MN 558051740356351
- Melanie JohnsonDuluth, MN 558051528132495
Common questions
What is Gunther Wagoner, MD's NPI number?
Gunther Wagoner, MD's National Provider Identifier (NPI) is 1982024683, issued on Apr 21, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Gunther Wagoner, MD located?
The NPPES record lists a practice address at 400 East Third Street, Duluth, MN, 55805. Phone: (218) 786-3146. Providers update this record themselves, so call before visiting.
How can I verify Gunther Wagoner, MD's license?
NPPES lists Minnesota license number 63661, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gunther Wagoner, MD prescribe under Medicare Part D?
In 2024, Gunther Wagoner, MD had 310 Medicare Part D claims for 78 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.