Meet the
Most Experienced
GI Physicians in Nevada

Why Choose Us?

  • The highest patient satisfaction scores in Nevada
  • The most experienced and largest GI group in Nevada
  • Two convenient locations

Select a doctor to learn more


Tom Fang, M.D.

Jonathan Pezanoski, M.D.

Timothy Halterman, M.D.

Eric M. Osgard, M.D.

Daniel R. Cummings, M.D.

Tomas Hinojosa, M.D.

Clark A. Harrison, M.D.

Sarah DeBoor, MSN, APRN, AGACNP-BC

Vicki E. Jackson, FNP-C

Todd McIntosh, APRN, FNP-C

Jesse A. Viner, PA-C

Sarah Edge, DNP, FNP

Jeannie Fahlquist, MSN, APRN, FNP

Michael Bellucci, PA-C

Mary Helmreich, MSN, APRN, AGACNP

Brynja Bowman, ACNPC-AG

Amelia “Amie” Mangune, APRN

Darren Hill, MSN, APRN, FNP-BC