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Pulmonary Medicine + Sleep Medicine + Internal Medicine

Personal Care for a Healthier Life

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Primary Care, COPD, Asthma, Insomnia

Tiffany Fonte-Ordonez, MDTiffany Fonte-Ordonez, MD

In Dr. Ordonez's free time she serves as a relief worker. She was a first responder on 9/11 and spent several weeks in a makeshift Haitian hospital after the 2010 earthquake. She is an avid back-country skier, mountaineer and rock climber.



2000–2002   Lenox Hill Hospital  NY, NY (Internal Medicine)
1998-1999   Maimonides Medical Center  Brooklyn, NY (Internal Medicine)
1994–1998   St. George’s University School of Medicine Grenanda, US
1988–1992   University of Virgina  Charlottesville, VA (B.A. Pschology)



Aug. 2008   Board Certified Internal Medicine

Lisa L. Dreiling, M.D.Lisa L. Dreiling, M.D.
When Dr. Dreiling is not caring for her patients, she enjoys time with her family and is an avid golfer.



1986-1990   Creighton University School of Medicine (Doctor of Medicine)
1981-1985   Creighton University (B.S. Biology)
1984-1984   Regis College



1993   Board Certified-Internal Medicine
2003   Board Recertification-Internal Medicine
1996   Board Certified -Pulmonary Medicine
2006   Board Recertification-Pulmonary Medicine

Arwyn Taffs, MSN, APN-BCArwyn Taffs, MSN, APN-BC

Miss Taffs grew up in Montana. After graduating with her BSN, she moved to Madison Wisconsin. She worked at the University of Wisconsin Hospital as an RN while earning her Masters Degree in Nursing. After 7 years in the Midwest she relocated to Colorado and she is delighted to be back in the Rocky Mountain region practicing at CCMG as a Nurse Practitioner.

In her free time, Miss Taffs enjoys cooking, reading and relaxing with her two cats or enjoying the sunshine while exploring the many hiking and biking trails.



2007   Montana State University (Bachelor in Nursing)
2012   University of Wisconsin (Masters in Nursing)



2012   Adult Health Nurse Practitioner, American Nurses Credentialing Center - ANCC

Heather Markovics, ANPHeather Markovics, ANP

Heather moved west 3 years ago and loves being in the Rocky Mountain region.  In her free time she enjoys spending time with her husband and two boys attending classic car shows, doing DIY home projects and exploring what the Rocky Mountains have to offer.



2004-2005   Meridia Huron School of Nursing
2010   Ohio University, Bachelor of Science in Nursing
2010-2013   Ursuline College, Master of Science in Nursing



    ANCC FNP-Board Certified

Clear Creek Medical Group

Indian Peaks Medical Group


(303) 893-8300


14062 Denver West Parkway

Building 52, Suite 150

Lakewood, CO 80401


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