NPPES file of Aug 9, 2026

Wolfgang B. Gaertner, M.S., M.D.

Colon & Rectal Surgery Physician · Minneapolis, MN

Wolfgang B. Gaertner, M.S., M.D. is a colon & rectal surgery physician with a practice address in Minneapolis, Minnesota, and NPI 1083857148, issued on Apr 19, 2009. Check the license (Minnesota 55282, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083857148
Name
Wolfgang B. Gaertner
Credential
M.S., M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
55282 MN
Self-reported in NPPES; status is on the state search
Practice location
420 Delaware St SE, Minneapolis, MN 55455
Phone
(612) 624-9708
Enumerated
Apr 19, 2009
Record last updated
Jun 8, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(612) 626-4199
Medicare enrollment
Enrolled (PECOS I20141108000168); 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.
Download card Updates feed

Also registered at 420 Delaware St SE

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

  1. Iya AbdulkarimStudent in an Organized Health Care Education/Training Program1760359319
  2. Ala Saleem Ahmad Abu-Dayeh, MDStudent in an Organized Health Care Education/Training Program1639967797
  3. Ian Ackers, DO, PHDPhysical Medicine & Rehabilitation Physician1609455112
  4. Joseph Acquaye, MDUrology Physician1477907186
  5. Anna Adamusiak, M.D, PH.D.Student in an Organized Health Care Education/Training Program1023559192
  6. Divyansh Agarwal, MD, PHD, MSStudent in an Organized Health Care Education/Training Program1760068563

Verify Wolfgang B. Gaertner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 55282
    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
Open the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

6% more Medicare Part D claims than the average colon & rectal surgery physician in 2024

204 Medicare Part D claims for 98 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 13 claims were for opioids.

  1. Wolfgang Gaertner204
  2. Specialty average192

Most prescribed

  1. Metronidazole31 claims
  2. Ondansetron Hcl27 claims
  3. Gavilyte-G26 claims
  4. Neomycin Sulfate23 claims
  5. Peg-3350 And Electrolytes17 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.5
  2. Costout of 100 · 30%38.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $55,581.32

59 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Wolfgang Gaertner$55,581
  2. Specialty average$3,468

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Fairview Express CareMinneapolis, MN
  2. University OF Minnesota Health Clinics And Surgery Center IncMinneapolis, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Wolfgang B. Gaertner among 92 colon & rectal surgery physician records in Minnesota

Wolfgang B. Gaertner, M.S., M.D. is one of 92 colon & rectal surgery physician records with a practice address in Minnesota. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 50% of them.

  • NPI issued2009 · 50% of these records are older, 48% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2004 · median 2008 among the 54 with a school on file
  • Record last updated2015 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Colon & Rectal Surgery Physician providers in Minnesota

There are 92 colon & rectal surgery physician records in Minnesota.

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Isabelle Le Leannec, M.D.Minneapolis, MN 554551124318522
  2. Robert Madoff, MDMinneapolis, MN 554551023191590
  3. Genevieve Melton-Meaux, MD,PHDMinneapolis, MN 554551255487013
  4. Tiffany Paradis, M.D.Minneapolis, MN 554551598600959
  5. David Rothenberger, M.D.Minneapolis, MN 554551285704916
  6. Patrick Tawadros, MD, PHD, FRCSCMinneapolis, MN 554551376857433
  7. Mark Welton, M.D.Minneapolis, MN 554551184768624
  8. Elliot Arsoniadis, M.D.Minneapolis, MN 554541225328388

Common questions

What is Wolfgang B. Gaertner, M.S., M.D.'s NPI number?

Wolfgang B. Gaertner, M.S., M.D.'s National Provider Identifier (NPI) is 1083857148, issued on Apr 19, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Wolfgang B. Gaertner, M.S., M.D. located?

The NPPES record lists a practice address at 420 Delaware St SE, Minneapolis, MN, 55455. Phone: (612) 624-9708. Providers update this record themselves, so call before visiting.

How can I verify Wolfgang B. Gaertner, M.S., M.D.'s license?

NPPES lists Minnesota license number 55282, 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 Wolfgang B. Gaertner, M.S., M.D. prescribe under Medicare Part D?

In 2024, Wolfgang B. Gaertner, M.S., M.D. had 204 Medicare Part D claims for 98 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.

What is Wolfgang B. Gaertner, M.S., M.D.'s MIPS final score?

The 2023 MIPS final score is 82.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.