Staff and Board

Children’s Surgery International’s staff and Board of Directors comprises individuals who represent an array of sectors from medicine to business. Such variety in expertise helps CSI maintain its versatility as an organization and allows us to consider various aspects of our growth and development.

Megan Sparks
Executive Director

Megan Sparks is an accomplished leader with extensive experience in healthcare access, rehabilitation, social services and nonprofit management. Megan lives in Minneapolis with her husband and two children. As the mother of a child with special needs, Megan understands firsthand the need for access to essential and life-changing medical care. She has traveled to Ethiopia and Mexico with CSI.

Lisa Masterson
Mission Operations Manager

Lisa comes to CSI with extensive experience in fundraising, logistics, project management and relationship building for non-profit organizations. She also has a background in Therapeutic Recreation and child development. Lisa lives in Northeast Minneapolis with her husband and three daughters. As Operations Manager, Lisa will coordinate the planning and implementation of CSI surgical mission trips. Lisa joined the CSI Mexico team in Hermosillo her first month.

Jen Nagorski
Office and Communications Manager

Jen has over 10 years of experience in marketing, communication, and graphic design. She is also a certified child life specialist at Children’s Hospitals and Clinics of Minnesota. Jen lives in South Minneapolis with her husband and daughter. As Office and Communications Manager, Jen will develop and coordinate messaging to support mission operations, fundraising, and volunteer relations.

David Tetzlaff, MD
CSI Medical Director
Abbott Northwestern Hospital

CSI was thrilled when Dr. David Tetzlaff joined our leadership team as Medical Director in 2015. Dave is a Board Certified Hospitalist in Internal Medicine and Pediatrics and has been involved with CSI since 2005. He has served as lead physician on numerous site visits and medical missions, and his energy, knowledge and people skills make him a favorite with CSI volunteers. When David is not at the hospital or volunteering for CSI, he enjoys cooking and spending time with his family.

Melanie McCall
CSI Board Chair
Communications Consultant

Melanie McCall has more than 25 years of experience in communications and marketing leadership roles. Her most meaningful professional and volunteer work has been for nonprofit organizations, including the Saint Paul Chamber Orchestra, the Minneapolis Pops Orchestra, TakeAction MN and Westminster Presbyterian Church. She and her husband, Dr. Dan Sampson, live in Minneapolis and have two children. Melanie has traveled with CSI to Liberia and Mexico. She joined the CSI board in 2015.

Peter Falker
CSI Board Treasurer
FalkerInvestments Inc.

Peter J. Falker is President of FalkerInvestments Inc., a Registered Investment Advisor providing investment management    and financial consulting services. He has a B.A in Economics from the University of St. Thomas and earned the right to use the Chartered Financial Analyst (CFA) designation. He currently lives in Safety Harbor, FL with his wife and two children.  Peter joined the CSI board in 2019.

Siva Chinnadurai, MD, MPH
Pediatric Otolaryngology and Facial Plastic Surgery, Children’s Minnesota

Siva Chinnadurai recently joined the team at the ENT and Facial Plastic Surgery clinic at Children’s Hospitals and Clinics of Minnesota. Prior to this, he was an Associate Professor of Otolaryngology at Vanderbilt University and worked in the Vanderbilt Institute for Global Health. In his clinical practice and research, he focuses on cleft lip and palate, speech disorders, and congenital disorders of the face, neck, and ears. Siva has traveled with CSI to Ethiopia, Tanzania and Vietnam.

Jason DeShaw, CTP
Trimble

Jason DeShaw is a Vice President of Operations at Trimble in the Transportation Sector. Jason has over 20 years of experience working with companies focused on improving processes via software solutions. He and his wife, Jennifer have a son and they live in Shakopee, MN. He joined the CSI Board in 2019.

 
Amy Fischer

Amy Fischer
Infinity Direct

Amy Fischer has more than 25 years of experience as an editor and copywriter, from working at newspapers in Kansas, Missouri and New York, to her current role as an editor/copywriter for Infinity Direct in Plymouth, MN. She has been a volunteer for CSI since 2014 and joined the board in 2017. She traveled with CSI to Ethiopia and Liberia. Amy and her husband, John, live in Minnetonka and have three adult sons.

Mary Johnson, RN
Children’s Hospitals and Clinics of Minnesota

Mary Johnson is a staff nurse in surgery at Children’s Hospital in Minneapolis. She is CSI’s go-to person for ordering and procuring donations of suture and other surgical supplies. Mary has been on the CSI Board since April 2009. She lives in Burnsville. Mary has been on many missions with CSI, including recent trips to Ethiopia and Liberia.

Lora Stege Koppel, RN
Children’s Hospitals and Clinics of Minnesota

Lora Stege Koppel has been on the CSI board since 2008. She has been a nurse for 25 years and has held various nursing and management positions at Children’s Hospitals and Clinics of Minnesota. Her passion for travel and working with children has made her work with CSI extremely rewarding. Lora lives in South Minneapolis with her husband, Jim, and two daughters. She has been on many missions with CSI, including recent trips to Ethiopia, Liberia, Mexico and Vietnam.

Conrad Nguyen
ImpediMed

Conrad Nguyen has spent the past 20 years in international business development and marketing leadership roles in the healthcare industry. Difficult challenges in his early life have made Con passionate about helping others develop, and he leads by example. Con was the recipient of the 2014 3MGives Global Volunteer Award. He has traveled with CSI to Liberia, Tanzania, and Vietnam.  

Neal Peterson

Neal Peterson
Dorsey & Whitney LLP

Neal Peterson is a partner at the international law firm of Dorsey & Whitney LLP where he is co-chair of the firm’s Health law practice group. He and his wife, Dr. Deanna Thompson, have two adult daughters and live in St. Paul. Neal has attended many CSI galas, and the stories he heard at them inspired him to find a way to get more involved. He joined the CSI Board in 2017.

Lynn Randall, CRNA
Gillette Children’s Hospital

Lynn Randall is Vice President of Quality Nurse Anesthesia Professionals PC and a CRNA at Gillette Children’s Specialty Health Center. Lynn joined the board in 2009. Lynn helps procure donations of anesthesia equipment and supplies.  He has traveled with CSI to Ghana, Peru, and Liberia.

Brianne Roby, MD
Pediatric Otolaryngology and Facial Plastic Surgery, Children’s Minnesota

Brianne Roby is on staff at the Children’s Minnesota ENT and Facial Plastic Clinic and the Children’s Minnesota Craniofacial Clinic. She is the Director of the ENT and Plastic Surgery Fellowship at Children’s Hospitals and Clinics of Minnesota and the University of Minnesota. Her interests include all aspects of pediatric otolaryngology and facial plastic surgery, including cleft repair. She joined the Board in 2017 and has traveled to Liberia and Mexico with CSI.

Zinda Schaefer

Zinda Schaefer

Zinda Schaefer has worked in online marketing for over 20 years and recently retired from Nina Hale, Inc. Digital Marketing in Minneapolis. She is passionate about children’s health. Zinda is a long-time supporter of CSI and joined the board in 2018. She traveled on her first trip to Mexico in 2017.

Linda Sedgwick, APRN, PNP
Pediatric Nursing and Community Building

Linda Sedgwick is a Pediatric Nurse Practitioner with experience in pediatric health care, including outpatient primary care, home care, inpatient care and research. Linda has been a volunteer for CSI since 2011, joining teams to Bangladesh, Ethiopia, Liberia and Vietnam. She joined the CSI Board in in 2013. She and her family live in Minnetonka, Minn.

Norie Wilson, RN, PHN
Community-University Health Care Center

Norie Wilson is a nurse and Clinical Quality Analyst at the University of Minnesota, Community-University Health Care Center. Norie joined the CSI board in 2012 but has been been traveling with CSI for more than a decade. She’s been on medical missions to Bangladesh, Ethiopia, Haiti, Mexico, Peru, Tanzania and Tunisia. Norie lives with her family in Minneapolis.