Our Physicians


Old Pueblo Anesthesiology is a fully staffed physician-only group.  Our physicians have completed four or more years of college followed by four years of medical school, one year of internship in Internal Medicine, Transitional or Surgery, and at least three years of training in an accredited anesthesiology residency.  Many of our doctors have an additional year or two of fellowship training in subspecialties such as pediatric anesthesiology, cardiac anesthesiology, pain management and intensive care medicine.  Old Pueblo Anesthesia physicians are board certified or board eligible by the American Board of Anesthesiology. Some are additionally board certified in other areas of medicine such as Internal Medicine and Surgery.

To learn more about our physicians click on the name below:


Matthew Atlas, MD Dan Hughes, MD
Michael Bracht, MD Doug Jacobsen, MD
Cristian Bratu, MD Hill Johnson, MD
Brian Cammarata, MD Robin Kloth, MD
Allison Castro, MD Michael Lopez, MD
Pong Chanvitayapongs, MD Neesann Marietta, MD
Songsiri Chanvitayapongs, MD Mark McClain, MD
Lance Clyde, MD John Morrison, MD
Adam DaDeppo, MD Suzanne Numan, MD Ph.D.
Hannah Dillon, MD Sang O, DO
Luis Esparza, MD Matt Offerdahl, MD
Jorge Favela, MD Kim Rafacz, MD
Gary Flacke, MD Dave Rogers, MD
Gregory Franklin, DO
Jose Samson, MD
Christopher Glynn, MD Josh Smith, MD
Trevor Green, DO Shawn Tolbert, MD
Allison Greening, MD Paul Tsong, MD
Heidi Hadley, MD Jorge Uribe, MD Ph.D.
John Hettiarachchy, MD Travis Warner, MD
Michael Honkonen, MD  Al Zehngut, MD
  Robert Horvath, MD