Great Lakes Medical Services, LLC

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Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

Centers for Medicare & Medicaid Services, Open Payments

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.

CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state.

Payment records · PY2020

Date, newest first, then reporting company; values as published by CMS.

General Payments · PY2020 · All recipient types · CMS publication 2026-06-30

21 matching records · $29,104.00 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 21 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–21 of 21.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
MARC ARNKOFF
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $25.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291391 CMS
MARC ARNKOFF
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291393 CMS
EDWARD E BARTON
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $25.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291403 CMS
EDWARD E BARTON
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291407 CMS
AYOOLA GOMIH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291417 CMS
AYOOLA GOMIH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $56.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291421 CMS
RICHARD G HARRIS
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291429 CMS
RICHARD G HARRIS
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $55.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291431 CMS
ASHWIN H SHAH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $25.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291439 CMS
ASHWIN H SHAH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291445 CMS
DAVID TERHUNE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $25.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291457 CMS
DAVID TERHUNE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291463 CMS
PHILLIP G WISE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $25.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291479 CMS
PHILLIP G WISE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $124.0002/24/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291483 CMS
MARC ARNKOFF
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291387 CMS
EDWARD E BARTON
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291397 CMS
AYOOLA GOMIH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291413 CMS
RICHARD G HARRIS
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291425 CMS
ASHWIN H SHAH
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291433 CMS
DAVID TERHUNE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291449 CMS
PHILLIP G WISE
Physician / non-physician practitioner
Great Lakes Medical Services, LLC $4,000.0001/23/2020 Current or prospective ownership or investment interest No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748291471 CMS

Practitioner overview · all loaded program years

9 providers listed 92 records General Payments

General Payments to practitioners — all loaded program years

  • Category: General Payments
  • Program years: 2019, 2020, 2021, 2022, 2024
  • Record count: 92
  • Providers listed: 9

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.

Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included in these practitioner figures. Each figure is labeled with its category and program year; categories are never combined.

Practitioner payments by program year

Program yearReportedRecordsProvidersDetail
PY2019 $62,565.00 22 8 This company in PY2019 →
PY2020 $29,104.00 21 7 This company in PY2020 →
PY2021 $14,160.00 20 8 This company in PY2021 →
PY2022 $11,065.00 15 8 This company in PY2022 →
PY2024 $5,785.00 14 7 This company in PY2024 →

By recipient specialty (1)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 1 specialty 9 providers

Providers listed (9)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
ASHWIN H SHAH Allopathic & Osteopathic Physicians|Urology MI 13
AYOOLA GOMIH Allopathic & Osteopathic Physicians|Urology IN 12
BRADLEY L WILLOUGHBY Allopathic & Osteopathic Physicians|Urology MI 1
DAVID L WENZLER Allopathic & Osteopathic Physicians|Urology CA 5
DAVID TERHUNE Allopathic & Osteopathic Physicians|Urology MI 10
EDWARD E BARTON Allopathic & Osteopathic Physicians|Urology MI 13
MARC ARNKOFF Allopathic & Osteopathic Physicians|Urology MI 13
PHILLIP G WISE Allopathic & Osteopathic Physicians|Urology MI 13
RICHARD G HARRIS Allopathic & Osteopathic Physicians|Urology IL 12