Our Physicians

Professional headshot of Sarah Adsit

Sarah Adsit P.A.-C.

Nephrology

Wyoming Nephrology 419 S. Washington St., Suite 102
Casper, WY 82601 directions

Sarah Adsit is a certified physician’s assistant at Wyoming Nephrology. She attended Rocky Mountain College School of Allied Health in Billings, Mont. She started her career in Casper at Wyoming Cardiopulmonary where she worked for almost four years before transitioning to nephrology.

Professional headshot of Casey Cotant

Casey Cotant M.D.

Nephrology

Wyoming Nephrology 419 S. Washington St., Suite 102
Casper, WY 82601 directions

Dr. Cotant is a nephrologist at Wyoming Nephrology. He is board certified in internal medicine and nephrology.

Professional headshot of Robert Neff

Robert Neff M.D.

Nephrology

Wyoming Nephrology 419 S. Washington St., Suite 102
Casper, WY 82601 directions

Dr. Neff is a nephrologist at Wyoming Nephrology.

Professional headshot of Eric Sawyers

Eric Sawyers M.D.

Nephrology

Wyoming Nephrology 419 S. Washington St., Suite 102
Casper, WY 82601 directions

As an internist and nephrologist with the Office of Attending Physician of Congress, Dr. Eric Sawyers provided care to 16 United States Senators and 75 Congressmen on 15 separate missions to 65 countries, including missions to North Korea, Libya and four different war zones. During Operation Iraqi Freedom, he performed the first U.S. military combat-related dialysis since the Vietnam War. He is a graduate of the United States Naval Academy and the Uniformed Services University of the Health Services in Bethesda, Md.

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