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Meet Our Doctors

Health Front, formerly known as Northern New Mexico Emergency Medical Services, is an independent, dedicated, expert group of board eligible and board certified emergency physicians who have been providing care and proudly serving the communities of northern New Mexico for over 35 years.
Our Philosophy
Our History
Board of Directors
Medical Directors
Emergency Physicians
Physician Assistants
Administrative Staff
Stewart Anderson, MD
Full Bio
  • Medical School The University of Texas Medical Branch, Galveston, TX
  • MD Received 2002
  • Emergency Medicine Residency Boston Medical Center 2004-2007
  • Boarded in Emergency Medicine
  • HealthFront Physician since 2010
Meher Best, MD

  • Medical School University of Arizona College of Medicine
  • MD Received 2003
  • Emergency Medicine Residency Metropolitan Hospital,
    New York, NY, 2003-2006
  • Board Certified in Emergency Medicine
  • Health Front Physician since 2006
Edgar Billowitz, MD

  • Medical Director Pecos Valley Ambulance Service
  • Medical Director Ilfeld Fire and Rescue
  • Medical Director Cabo Lucero Fire and Rescue
  • Medical School Temple University School of Medicine
  • MD Received 1973
  • Board Certified in Emergency Medicine
  • Health Front Physician since 1977
Howard Gabor, MD
 Full Bio
Board President, Physician Scheduler
  • Medical School Jefferson Medical College
  • MD Received 1990
  • Emergency Medicine Residency University of Massachusetts,
    Worcester, MA, 1990-1993
  • Board Certified in Emergency Medicine
  • Health Front Physician since 1993
Jamie Gagan, MD
 Full Bio
  • Medical Director Sexual Assault Nurse Examiner (SANE)
    Program CHRISTUS St. Vincent Regional Medical Center
  • Member CHRISTUS St. Vincent Regional Medical
    Center Board of Trustees
  • Medical School University of Vermont College of Medicine,
    Burlington, VT
  • MD Received 1982
  • Emergency Medicine Residency Harbor - UCLA Medical Center,
    Torrance, CA, 1983-1985
  • Board Certified in Emergency Medicine
  • Health Front Physician since 1987
John Kah, MD

  • Medical School University of Washington, Seattle, WA
  • MD Received 2013
  • Emergency Medicine Residency University at Buffalo 2013-2016
  • Board Eligible in Emergency Medicine
  • HealthFront Physician since 2016
Knox Kinlaw, MD
Full Bio
  • Medical School Oregon Health Sciences University
  • MD Received 1993
  • Emergency Medicine Residency University of California San Francisco, Fresno CA, 1994-1997
  • Board Certified in Emergency Medicine
  • Health Front Physician since 1997
Eric Ladd, MD

  • Medical School University of Missouri
  • MD Received 2011
  • Emergency Medicine Residency Standford/Kaiser Emergency Medicine 2011-2014
  • Boarded in Emergency Medicine
  • HealthFront Physician since 2015
Hallie Metz, MD
 Full Bio

  • Medical School Medical College of Wisconsin, Milwaukee, WI
  • MD Received 2006
  • Emergency Medicine Residency Harvard Affiliated Emergency Medicine Residency Program Beth Israel Deaconess Medical Center, Boston, MA, 2006-2009
  • Board Certified in Emergency Medicine
  • Health Front Physician since 2009
David Rosen, MD, MPH
 Full Bio
  • Medical Director Emergency Medicine Services Institute at the Santa Fe Community College
  • Former Medical Director Santa Fe County Fire Department, State Tactical Team and Careflight
  • Medical School The University Rochester School of Medicine and Dentistry, Rochester, NY
  • MD Received 1996
  • Emergency Medicine Residency Medical College of Pennsylvania
    Hahnemann University of the Health Sciences, 1996-1999
  • Masters of Public Health
    Columbia University School of Public Health, M.P.H., 1989
  • Board Certified in Emergency Medicine
  • Health Front Physician since 2008
Jonathan Severy, MD

  • Medical School University of Vermont College of Medicine
  • MD Received 2011
  • Emergency Medicine Residency University of Louisville School of Medicine 2011-2014
  • Boarded in Emergency Medicine
  • HealthFront Physician since 2014
Lowan Stewart, MD
 Full Bio

  • Medical School University of New Mexico School of Medicine
  • MD Received 2001
  • Emergency Medicine Residency Oregon Health & Science University
  • Board Certified in Emergency Medicine
  • HealthFront Physician since 2014
Kathleen Stirling, MD
 Full Bio
Resident Coordinator & Ultra-Sound Coordinator
  • Medical School Wayne State University School of Medicine
    Detroit, MI
  • MD Received 2004
  • Emergency Medicine Residency Hennepin County Medical Center, Minneapolis, MN, 2004-2007
  • Board Certified in Emergency Medicine
  • Health Front Physician since 2007
Nathan Unkefer, MD
 Full Bio
  • Medical Director Santa Fe City EMS Fire Department
  • Medical School Wayne State University School of Medicine
    Detroit, MI, M.D
  • MD Received 2004
  • Emergency Medicine Residency Hennepin County Medical Center, Minneapolis, MN, 2004-2007
  • Board Certified in Emergency Medicine
  • Health Front Physician since 2007

Physicians

Stewart Anderson, MD
Meher Best, MD
Edgar Billowitz, MD
Howard Gabor, MD
Jamie Gagan, MD
John Kah, MD
Knox Kinlaw, MD
Eric Ladd, MD
Hallie Metz, MD
David Rosen, MD, MPH
Jonathan Severy, MD
Lowan Stewart, MD
Kathleen Stirling, MD
Nathan Unkefer, MD