
Michael Sheehan MD
Endocrinology • Marshfield, WI • Since 1981
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
About
The National Farm Medicine Center (NFMC) is a non-profit research center established in 1981, based in Marshfield, Wisconsin. It operates under the Marshfield Clinic Research Institute and focuses on agricultural health and safety research and services. NFMC supports researchers, safety/health professionals, and production agriculture stakeholders with information on research projects, outcomes, and available services. It is a small organization (~11 employees) with annual revenue around $13.1 million. Key contact points include multiple U.S. phone numbers and the main HQ at 1000 N Oak Ave, Marshfield, WI 54449. The center’s leadership includes Director Casper Bendixsen.
Services Offered
Not published.
Team
Insurance & Payment
Not published.
Languages Spoken
Not published.
Social Media
Photos
Photos published by Michael Sheehan MD showing the endocrinology practice in Marshfield, WI.








What Patients Say
Overall sentiment across review platforms: positive
- Marshfield Clinic Official Website: 4.8 out of 5 stars (319 ratings)
Patients praise
- Very knowledgeable and thorough
- Clear and helpful written plans/explanations
- Friendly demeanor
- Straightforward answers
- Effective for long-term condition management (e.g., diabetes)
Common complaints
- Rushed explanations of conditions and treatments
- Confusion regarding results
- Lack of clear directions or procedures to follow between visits
- Perceived lack of attentiveness to patient concerns
"Actually, very good hardly covers my feeling about this care. Dr. Sheehan writes out and carefully explains my condition and the recommended treatment. He is so thorough and then gives me a written copy of our plan. What a guy!"
- Marshfield Clinic Official Patient Comments"Dr Sheehan appeared very knowledgeable and gathered information. However, his explanation of my condition and possible treatments were very rushed. Understanding my results was confusing."
- Marshfield Clinic Official Patient CommentsSynthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- Marshfield Clinic Research Institute - Marshfield Clinic Research Institute kicks off third year of citizen tick collecting - Mar 23, 2026
- Marshfield Clinic Research Institute - Marshfield Clinic Research Institute continues tick collection this fall - Sep 26, 2025
- Citizen scientist study seeks ticks from across Minnesota - Sanford Health News - Mar 23, 2026
- Marshfield Clinic wants you to send in ticks for 2026 collection effort | Wisconsin News | wqow.com - Mar 23, 2026
- Marshfield Clinic Research Institute - Cruise for a Cause donates $175,750 to Marshfield Clinic Research Institute for cancer research - Dec 19, 2025
Information sourced from the clinic's website as of July 11, 2026.
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