The Team that works for you

We are committed to providing high quality, data-driven, patient-centered emergency medical care to our community by recruiting the best Emergency Physicians, Physician Assistants, and Nurse Practitioners to work at our facilities. We are proud to be an independent, democratic group that is locally owned and managed right here in Colorado Springs. Learn more about our team below.

George Hertner, MD

EMSPC President

Chief of Emergency Medicine – Memorial Health System Emergency Departments

George Hertner, MD, FACEP, was born in Colorado Springs, CO. He graduated from the University of Nebraska Kearney with a BS and BA in Biology and Chemistry and attended medical school at the University of Nebraska Medical Center in Omaha. He then completed his Emergency Medicine residency at the University of South Carolina. Additionally, he completed the Board Certification for Undersea and Hyperbaric Medicine.

Dr. Hertner is Chief of Emergency Medicine for the Memorial Health System Emergency Departments and President of Emergency Medical Specialists, PC (EMSPC). He also serves on the leadership teams of our two core partners—as Managing Owner of Peak Medical Care, PLLC, and as CEO of Vital Signs Resource Management, Inc.

He manages coverage of eight emergency departments totaling over 190,000 annual visits and leads a group of 60+ physicians and 40+ Advanced Practice Providers in throughput and best practice issues. Additionally, Dr. Hertner serves on several hospital committees and is active in research including hospital throughput, point of care testing, and opiate utilization. He frequently conducts lectures and consultations throughout the U.S. and abroad.

Auna Leatham, MD

EMSPC Vice President

Dr. Leatham grew up in a military family and spent her childhood moving throughout the US and Germany. She obtained her BS in Physiology from the University of Arizona and attended medical school at the University of Vermont. Dr. Leatham completed her Emergency Medicine Residency at Parkland County Hospital/UTSW in Dallas, TX.  Dr. Leatham joined EMS, PC in 2017 and was named to the Board of Directors in 2019.  Dr. Leatham currently serves as the Chief Medical Officer of Pikes Peak Regional Hospital in Woodland Park, CO.

Les Moats, MD

EMSPC secretary

Medical Director – UCH Memorial Lifeline Critical Care Transport

Co-medical Director – UCH Free-Standing Emergency Departments

Dr. Leslie Moats obtained his BS in Biology from Lander College in Greenwood, SC before completing medical school at the University of South Carolina. He fulfilled his residency in Emergency Medicine at Palmetto Health in South Carolina, serving as Chief Resident in 1998-1999. Les continued as a clinical instructor at Palmetto Health until 2010, when he joined EMSPC. He serves as Medical Director of UCH – Memorial Lifeline Critical Care Transport, Co-medical Director of UCH’s Free-Standing Emergency Departments, and is on the board of directors for Emergency Medical Specialists, PC (EMSPC) and Vital Signs Resource Management (VSRM). He was honored with the “Golden Scalpel” award in 2018 by the Memorial Emergency Department staff.

Marilyn Schrepel, CPA

Chief Financial Officer

Marilyn is a Certified Public Accountant and spent her career prior to joining Emergency Medical Specialists in the public accounting sector.  She started her career in a large regional firm in Kansas City and settled in Colorado Springs in 1995.  She started her own firm in 2000, specializing in tax and accounting services to physicians and physician groups of all sizes. In May 2018, Marilyn was hired full time by EMSPC as their CFO. At that time, she had over 20 years of experience working with EMSPC as their outside CPA. Upon its formation in 2019, Marilyn also became the CFO of Vital Signs Resource Management, Inc.  Marilyn earned her BS in Accounting from the University of Kansas. 

Susan Koenig, MSN, RN, FNP-C

Advanced Practice Provider Manager

Susan is a Certified Family Nurse Practitioner with over 22 years of combined experience as a nurse and nurse practitioner. She started her career in the Neonatal Intensive Care Unit as a nurse in California before moving to Germany and then finally settling in Colorado Springs.  In 2001, she started working for Memorial Hospital, now UCHealth/Memorial Hospital, in the NICU, urgent care, and emergency department. Susan joined EMSPC as a Nurse Practitioner in the emergency department in 2013 and was hired as the Advanced Practice Provider for EMSPC in 2014. When Vital Signs Resource Management, Inc was formed in 2019, Susan was named the Advanced Practice Provider Manager for all of its partner companies. Susan earned her BSN from the University of Colorado, Colorado Springs and her MSN, Family Nurse Practitioner from the University Colorado, Colorado Springs.

Andria Graversen, SHRM-CP

Human Resources Director

Andria is a transplanted native to Colorado who came to Emergency Medical Specialists, PC from the finance and insurance industry. She initially joined EMSPC on a part time basis, later expanding her role and taking on the position of Human Resources Director in 2018. Andria obtained her SHRM (Society for Human Resource Management) certification in 2018 and assists the group in interviewing, onboarding, staffing and benefits, and performance monitoring. Upon its formation in 2019, Andria also became the Human Resources Director for Vital Signs Resource Management, Inc. Andria earned her BA in Communication from the University of Colorado.

Kathy Kaup

Office Manager

Kathy Kaup joined Memorial Hospital after transferring to Colorado from California to work for IBM.  Upon the closure of IBM’s local office, Kathy joined Memorial in 1992 and supported Emergency Medical Specialists, as well as the EMS Department.  Kathy worked closely with Dr. Marilyn Gifford, the founder of EMSPC, until 2015 when she moved to the Medical Staff Office to be a Medical Staff Coordinator.  Upon the creation of Vital Signs Resource Management, the providers of EMSPC were thrilled to bring Kathy on board as our Office Manager.  She provides a wealth of ED, credentialing, and hospital administrative knowledge to our group. 

Kathryn Heyden

scheduler

Kathryn joined VSRM in April of 2020 after working for UC Health in the hospital for over 5 years. She joined the team as a part-time physician scheduler and recently expanded her role to become the APP scheduler in 2021. She earned her BS in Healthcare Administration from the University of North Florida and is Lean Six Sigma Green Belt Certified.

George Hertner, MD

EMSPC President

Chief of Emergency Medicine – Memorial Health System Emergency Departments

George Hertner, MD, FACEP, was born in Colorado Springs, CO. He graduated from the University of Nebraska Kearney with a BS and BA in Biology and Chemistry and attended medical school at the University of Nebraska Medical Center in Omaha. He then completed his Emergency Medicine residency at the University of South Carolina. Additionally, he completed the Board Certification for Undersea and Hyperbaric Medicine.

Dr. Hertner is Chief of Emergency Medicine for the Memorial Health System Emergency Departments and President of Emergency Medical Specialists, PC (EMSPC). He also serves on the leadership teams of our two core partners—as Managing Owner of Peak Medical Care, PLLC, and as CEO of Vital Signs Resource Management, Inc.

He manages coverage of eight emergency departments totaling over 190,000 annual visits and leads a group of 60+ physicians and 40+ Advanced Practice Providers in throughput and best practice issues. Additionally, Dr. Hertner serves on several hospital committees and is active in research including hospital throughput, point of care testing, and opiate utilization. He frequently conducts lectures and consultations throughout the U.S. and abroad.

Auna Leatham, MD

EMSPC Vice President

Dr. Leatham grew up in a military family and spent her childhood moving throughout the US and Germany. She obtained her BS in Physiology from the University of Arizona and attended medical school at the University of Vermont. Dr. Leatham completed her Emergency Medicine Residency at Parkland County Hospital/UTSW in Dallas, TX.  Dr. Leatham joined EMS, PC in 2017 and was named to the Board of Directors in 2019.  Dr. Leatham currently serves as the Chief Medical Officer of Pikes Peak Regional Hospital in Woodland Park, CO.

Marilyn Schrepel, CPA

Chief Financial Officer

Marilyn is a Certified Public Accountant and spent her career prior to joining Emergency Medical Specialists in the public accounting sector.  She started her career in a large regional firm in Kansas City and settled in Colorado Springs in 1995.  She started her own firm in 2000, specializing in tax and accounting services to physicians and physician groups of all sizes. In May 2018, Marilyn was hired full time by EMSPC as their CFO. At that time, she had over 20 years of experience working with EMSPC as their outside CPA. Upon its formation in 2019, Marilyn also became the CFO of Vital Signs Resource Management, Inc.  Marilyn earned her BS in Accounting from the University of Kansas. 

Andria Graversen, SHRM-CP

Human Resources Director

Andria is a transplanted native to Colorado who came to Emergency Medical Specialists, PC from the finance and insurance industry. She initially joined EMSPC on a part time basis, later expanding her role and taking on the position of Human Resources Director in 2018. Andria obtained her SHRM (Society for Human Resource Management) certification in 2018 and assists the group in interviewing, onboarding, staffing and benefits, and performance monitoring. Upon its formation in 2019, Andria also became the Human Resources Director for Vital Signs Resource Management, Inc. Andria earned her BA in Communication from the University of Colorado.

Kathryn Heyden

scheduler

Kathryn joined VSRM in April of 2020 after working for UC Health in the hospital for over 5 years. She joined the team as a part-time physician scheduler and recently expanded her role to become the APP scheduler in 2021. She earned her BS in Healthcare Administration from the University of North Florida and is Lean Six Sigma Green Belt Certified.

Les Moats, MD

EMSPC secretary

Medical Director – UCH Memorial Lifeline Critical Care Transport

Co-medical Director – UCH Free-Standing Emergency Departments

Dr. Leslie Moats obtained his BS in Biology from Lander College in Greenwood, SC before completing medical school at the University of South Carolina. He fulfilled his residency in Emergency Medicine at Palmetto Health in South Carolina, serving as Chief Resident in 1998-1999. Les continued as a clinical instructor at Palmetto Health until 2010, when he joined EMSPC. He serves as Medical Director of UCH – Memorial Lifeline Critical Care Transport, Co-medical Director of UCH’s Free-Standing Emergency Departments, and is on the board of directors for Emergency Medical Specialists, PC (EMSPC) and Vital Signs Resource Management (VSRM). He was honored with the “Golden Scalpel” award in 2018 by the Memorial Emergency Department staff.

Susan Koenig, MSN, RN, FNP-C

Advanced Practice Provider Manager

Susan is a Certified Family Nurse Practitioner with over 22 years of combined experience as a nurse and nurse practitioner. She started her career in the Neonatal Intensive Care Unit as a nurse in California before moving to Germany and then finally settling in Colorado Springs.  In 2001, she started working for Memorial Hospital, now UCHealth/Memorial Hospital, in the NICU, urgent care, and emergency department. Susan joined EMSPC as a Nurse Practitioner in the emergency department in 2013 and was hired as the Advanced Practice Provider for EMSPC in 2014. When Vital Signs Resource Management, Inc was formed in 2019, Susan was named the Advanced Practice Provider Manager for all of its partner companies. Susan earned her BSN from the University of Colorado, Colorado Springs and her MSN, Family Nurse Practitioner from the University Colorado, Colorado Springs.

Kathy Kaup

Office Manager

Kathy Kaup joined Memorial Hospital after transferring to Colorado from California to work for IBM.  Upon the closure of IBM’s local office, Kathy joined Memorial in 1992 and supported Emergency Medical Specialists, as well as the EMS Department.  Kathy worked closely with Dr. Marilyn Gifford, the founder of EMSPC, until 2015 when she moved to the Medical Staff Office to be a Medical Staff Coordinator.  Upon the creation of Vital Signs Resource Management, the providers of EMSPC were thrilled to bring Kathy on board as our Office Manager.  She provides a wealth of ED, credentialing, and hospital administrative knowledge to our group. 

Our Partners

We partner with VSRM to provide “white glove” business and employee management services, where needs are anticipated and proactively addressed so that employees can focus on what matters most – providing the best medical care possible to their patients. We strongly believe that investing in the success of our medical professionals is vital to the success of our mission at EMS.

PMC provides hospital inpatient care at Grandview Hospital and Pikes Peak Hospital, in addition to providing CDU services at Memorial Central.