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


Sarah DeBoor, MSN, APRN, AGACNP-BC

Tom Fang, M.D.

Jonathan Pezanoski, M.D.

Timothy Halterman, M.D.

Clark A. Harrison, M.D.

Eric M. Osgard, M.D.

Tomas Hinojosa, M.D.

Daniel R. Cummings, M.D.

Vicki E. Jackson, FNP-C

Todd McIntosh, APRN, FNP-C

Jeannie Fahlquist, MSN, APRN, FNP

Michael Bellucci, PA-C

Brynja Bowman, ACNPC-AG

Darren Hill, MSN, APRN, FNP-BC

Amelia “Amie” Mangune, APRN

Mary Helmreich, MSN, APRN, AGACNP