Martin Theodore Grune
Urology Physician · Duluth, MN
Martin Theodore Grune is a urology physician with a practice address in Duluth, Minnesota, and NPI 1760411565, issued on Jul 2, 2006. Check the license (Minnesota 39996, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Martin Theodore Grune
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 39996 MN
Self-reported in NPPES; status is on the state search - Practice location
- 400 E 3RD St, Duluth, MN 55805
- Phone
- (218) 786-8364
- Enumerated
- Jul 2, 2006
- Record last updated
- May 10, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid IDs
- 32329100 WI
116723500 MN - Entity
- Type 1 · individual
Also registered at 400 E 3RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Olubisi Akinseloyin, MDHospitalist Physician1619309010
- Glenn Albin, M.DCardiovascular Disease Physician1902851116
- David AlexanderDiagnostic Radiology Physician1932135936
Verify Martin Theodore Grune in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 39996Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average urology physician in 2024
641 Medicare Part D claims for 192 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 33 claims were for opioids.
Most prescribed
- Tamsulosin Hcl242 claims
- Finasteride56 claims
- Tolterodine Tartrate Er43 claims
- Oxycodone Hcl33 claims
- Myrbetriq30 claims
- Oxybutynin Chloride28 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.
Urology Physician providers in Minnesota
There are 293 urology physician records in Minnesota.
Other urology physician records in Minnesota
- Joseph Acquaye, MDMinneapolis, MN1477907186
- Mohamed Ahmed, M.B., B.CH.Rochester, MN1851986236
- Joseph Akornor, M.D.Fridley, MN1497731913
- Jacob Albersheim, MDSt Louis Park, MN1568950103
- Hossein Aliabadi, MDMinneapolis, MN1154366219
- James Anderson, MDMinneapolis, MN1093819153
- Katherine Anderson, M.D.Rochester, MN1952744526
- Stanley Antolak, M.D.Minneapolis, MN1881663169
- Ross Avant, M.D.Rochester, MN1801275128
- Emma Bacharach, MDEdina, MN1932603024
Common questions
What is Martin Theodore Grune's NPI number?
Martin Theodore Grune's National Provider Identifier (NPI) is 1760411565, issued on Jul 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martin Theodore Grune located?
The NPPES record lists a practice address at 400 E 3RD St, Duluth, MN, 55805. Phone: (218) 786-8364. Providers update this record themselves, so call before visiting.
How can I verify Martin Theodore Grune's license?
NPPES lists Minnesota license number 39996, 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 Martin Theodore Grune prescribe under Medicare Part D?
In 2024, Martin Theodore Grune had 641 Medicare Part D claims for 192 beneficiaries; the average among urology physician prescribers was 1,340. 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.