Nuwellis Leadership Team
Mission in Motion
Executive Leadership Team
Our leadership team combines decades of medical device experience, operational excellence, and clinical expertise to advance safer, more effective solutions for patients
Mike McCormick is President and Chief Executive Officer of Nuwellis. He is a seasoned medical technology executive with more than 35 years of leadership experience spanning product development, commercialization, corporate strategy, capital formation, and value creation.
Prior to becoming President and CEO, Mike served as Nuwellis’ Chief Commercial Officer and previously as a member of the Board of Directors, where he helped shape the Company’s commercial strategy and long-term direction.
Throughout his career, Mike has founded, scaled, and led both public and private medical technology companies, creating value through commercial execution, operational excellence, strategic transactions, and innovation. Before joining Nuwellis, he served as President and Chief Executive Officer of Osprey Medical, President and Chief Executive Officer of Anulex Technologies, and President of the Spine-Tech Division of Centerpulse, where he led the global spinal business through its acquisition by Zimmer.
Mike holds a Bachelor of Business Administration in Business Management from The University of Texas.
Neil Ayotte joined Nuwellis in 2021 as Senior Vice President, General Counsel, Secretary, and Chief Compliance Officer. With more than 30 years of legal and business experience, including 16 years in the medical device sector, Neil brings deep expertise in corporate governance and regulatory compliance.
Previously, he was Executive Vice President, Secretary, and General Counsel of Bluestem Group, Inc., and held multiple leadership positions at Medtronic. Neil began his career as a corporate law partner at Maslon LLP.
Neil earned his law degree from the University of Minnesota, a master’s from the University of Wisconsin, and a bachelor’s, summa cum laude, from St. Mary’s University of Minnesota.
Carisa Schultz is Chief Financial Officer at Nuwellis, where she oversees finance, accounting, treasury, and corporate development. She brings deep experience across public-company healthcare finance and medical technology, with a track record of supporting disciplined growth, operational rigor, and strategic decision-making.
Most recently, Carisa served as Vice President of Finance at NeueHealth (formerly Bright Health Group), a healthcare company previously traded on the New York Stock Exchange, where she led enterprise finance, treasury, and corporate development activities. During her tenure, she held multiple leadership roles spanning enterprise finance and financial strategy, supporting the organization through periods of transformation and complexity.
Carisa’s background spans healthcare and medical technology, including early career experience at Boston Scientific, Big Four public accounting, and senior finance and analytics leadership roles across both public and private organizations. She combines a strong technical foundation with a pragmatic, operator-oriented approach to finance.
Carisa holds a Bachelor of Science in Business with an emphasis in Accounting from the University of Minnesota, Curtis L. Carlson School of Management.
David Lerner has led technology, product, and organizational development in multiple med-tech companies. He co-founded CorRen Medical and AcQumen Medical and has previously served as the VP of Research & Development at Nuwellis.
David holds a BS in Electronics Engineering from the State University of New York, an MS in Management, and an MS in Medical Physics from the University of Minnesota. He is also the recipient of multiple device patents.
Kim Anderson has been with Nuwellis for more than seven years and is currently serving as the VP of Operations. She oversees day-to-day production, supply chain management, and customer service of the company while leading new product development initiatives.
Kim has more than 30 years of experience in the medical device industry, focusing on product launches, improvements, and quality initiatives. She holds a BA in Physics from St. Mary’s University and an MS in Mechanical Engineering from the University of Minnesota.
Ryan Marthaler joined Nuwellis in 2023 and leads full lifecycle product management, commercial marketing, and business development initiatives. He brings more than 20 years of experience in healthcare marketing and medical device product management to his role.
Ryan earned an MBA from the University of Minnesota Carlson School of Management and holds the Medical Industry Leadership Institute (MILI) certification.
Scott Campbell serves as Vice President of Sales at Nuwellis, where he leads the company’s commercial strategy and sales execution, with a focus on driving growth, building strong customer relationships, and expanding access to ultrafiltration therapy. He brings more than 20 years of experience in healthcare sales and commercial leadership to his role.
Scott has held senior sales leadership positions across the medical device industry, with experience scaling teams, developing go-to-market strategies, and supporting sustained revenue growth in complex clinical environments. He earned an MBA from the University of Minnesota Carlson School of Management.
Kelsey Newell joined Nuwellis in 2018 and leads initiatives to advance clinical strategy, education, and therapy adoption. She has more than 15 years of critical care nursing experience across medical, surgical, trauma/neuro, cardiac, and transplant units.
Kelsey earned her BSN from Cedar Crest College and has additional graduate-level education from the University of Nevada, Reno.
Betsy Riemenschneider has more than 20 years of experience in healthcare sales, clinical consulting, and commercial leadership. She joined Nuwellis in 2016 and leads the company’s commercial strategy and sales execution, focusing on growth, team development, and expanding access to ultrafiltration therapy.
Betsy holds a bachelor’s degree from Eckerd College and a master’s degree from the University of South Florida.
Board of Directors
Our Board of Directors brings together accomplished leaders in medical devices, clinical practice, and investment. Their diverse perspectives and decades of experience help guide Nuwellis’ mission to transform care and deliver long-term value.
John Erb is a highly experienced medical technology executive and board leader with more than 40 years of leadership across med-tech, cardiovascular innovation, and complex healthcare organizations. He currently serves as Chairman of the Board.
John began his career at Johnson & Johnson, where he held operational leadership roles that built a foundation in large-scale healthcare operations, quality systems, and disciplined execution – experience that has informed his leadership approach throughout his career. He has since served as President and Chief Executive Officer of multiple medical device companies, guiding organizations through product development, regulatory approval, manufacturing scale-up, and commercial expansion.
Previously, John led CHF Solutions (now Nuwellis) through the development and commercialization of therapies for patients with heart failure and has held CEO and senior executive roles at NuAx, Inc., IntraTherapeutics, Inc., and Schneider Worldwide, a Pfizer division.
John has extensive experience as a board chairman and director across the medical technology sector. In addition to his role as Chairman of Nuwellis, he has served as Chairman of the Board for Osprey Medical and IR Medtek and has held board positions with Vascular Solutions, SenoRx, CryoCath Technologies, Xoft, and other emerging and established med-tech companies, providing strategic oversight through growth, acquisition, and transition.
John holds a Bachelor of Arts in Business Administration from California State University, Fullerton.
Mike McCormick is President and Chief Executive Officer of Nuwellis. He is a seasoned medical technology executive with more than 35 years of leadership experience spanning product development, commercialization, corporate strategy, capital formation, and value creation.
Prior to becoming President and CEO, Mike served as Nuwellis’ Chief Commercial Officer and previously as a member of the Board of Directors, where he helped shape the Company’s commercial strategy and long-term direction.
Throughout his career, Mike has founded, scaled, and led both public and private medical technology companies, creating value through commercial execution, operational excellence, strategic transactions, and innovation. Before joining Nuwellis, he served as President and Chief Executive Officer of Osprey Medical, President and Chief Executive Officer of Anulex Technologies, and President of the Spine-Tech Division of Centerpulse, where he led the global spinal business through its acquisition by Zimmer.
Mike holds a Bachelor of Business Administration in Business Management from The University of Texas.
Greg Waller brings more than 35 years of financial and operational leadership, with deep expertise in treasury, accounting, mergers and acquisitions, and growth strategy. He served as CFO of Universal Building Products, where he drove significant cost-saving initiatives, and as CFO, Vice President of Finance, and Treasurer at Sybron Dental Specialties, Inc., where he was instrumental in taking the company public, executing more than 30 acquisitions, and expanding revenues from $10 million to more than $750 million.
Greg currently serves on the Board of Endologix, Inc. and has held director and audit chair positions with numerous publicly traded companies. He holds an MBA in Accounting from California State University, Fullerton.
Dr. Archelle Georgiou is a nationally recognized physician, author, and healthcare strategist committed to helping people make informed medical decisions. She has produced more than 2,000 television medical segments and has been featured on CNN, Fox & Friends, and Good Morning America. She is also the author of Health Care Choices: 5 Steps to Getting the Medical Care You Want and Need.
Archelle co-founded the University of Minnesota COVID-19 Hospitalization Tracking Project, earning two Stevie Awards for its impact. She has held senior leadership roles at UnitedHealth Group, TripleTree, and Starkey Hearing Technologies. She currently serves as Chair of the Board at Children’s Hospital and Clinics of Minnesota and as Executive in Residence at the University of Minnesota’s Carlson School of Management.
She earned her medical degree from Johns Hopkins School of Medicine and was board-certified in Internal Medicine.
Dave serves as Head of Life Science Investment Banking. His extensive industry and Capital Markets experience provide a unique perspective to our Lake Street clients. Dave most recently served as a Senior Financial and Business Development Executive for SillaJen Biotherapeutics, Delcath Systems and AngioDynamics where he raised almost $200 million in capital and successfully negotiated a number of global partnerships and acquisitions. In addition, he has more than 25 years of Capital Markets experience serving the needs of emerging growth companies as a Healthcare Investment Banker, Equity Research Analyst, and Investor with RBC Capital Markets, Craig-Hallum, Canaccord Genuity and American Express. Dave received his BA in Economics from St. Olaf College.
Marty Emerson joined Monteris Medical in 2016 as the President and Chief Executive Officer. Marty’s expansive career within the medical device industry includes Chief Executive Officer positions with both private and public companies.
Prior to joining Monteris, Marty spent eight years as the President and Chief Executive Officer of Galil Medical, a privately held company and leader in the cryoablation systems market, leading Galil to a successful acquisition by BTG plc. He also served as President and Chief Executive Officer of American Medical Systems (AMS), a publicly traded urology and gynecology device company with sales of over $500 million. Marty held various management positions, both domestic and international, with Boston Scientific Corporation and Baxter International. He currently serves on the Board of Directors for Contraline and SubioMed, and previously served on other boards including Wright Medical, Vascular Solutions, Tepha Medical and AdvaMed.
Marty holds a Bachelor of Science in Accounting from Marquette University.
Medical Advisors
The Nuwellis Medical Advisors are comprised of physicians, surgeons, scientists, and faculty from leading institutions worldwide. Each individual brings specialized expertise and perspective to advance outcomes for patients facing fluid overload, heart failure, kidney disease, and critical-care challenges.
Dr. Daniel Beckles is a senior cardiothoracic surgeon at Baylor Scott & White Health in Central Texas. He earned his MD and PhD from SUNY Downstate in Brooklyn, completed general surgery training there, and went on to a cardiothoracic surgery residency at UT Southwestern. He also trained at Brigham and Women’s Hospital/Harvard Medical School before serving in leadership roles at Mount Sinai Medical Center and UT Medical Branch.
Dr. Beckles is double-boarded in Surgery and Thoracic Surgery and has published widely, including contributions to textbooks and peer-reviewed journals. He holds two U.S. patents in cardiovascular disease, has served as Chief of Cardiothoracic Surgery at SUNY Downstate, and continues to advance patient care through his leadership, teaching, and clinical innovation.
Dr. Steven G. Coca is Associate Chair for Clinical and Translational Research and Director of Clinical Research for the Division of Nephrology at the Icahn School of Medicine at Mount Sinai. He received his medical degree from the University of New England, completed residency and nephrology fellowship at Yale, and earned a master’s degree in Epidemiology and Public Health.
Dr. Coca’s NIH-funded research focuses on biomarkers for acute kidney injury and chronic kidney disease, with the goal of improving risk stratification and patient outcomes. A prolific researcher and educator, he has co-founded RenalytixAI and continues to shape the field through translational research and collaboration.
Dr. Maria DeVita is Chief of the Division of Nephrology at Lenox Hill Hospital in New York and Clinical Professor of Medicine at the Zucker Hofstra/Northwell School of Medicine. She also directs the nephrology training program at Lenox Hill and serves in leadership roles across national and regional nephrology societies.
An internationally recognized authority in nephrology and hypertension, Dr. DeVita has authored and co-authored numerous peer-reviewed papers and serves on the editorial boards of multiple scientific journals. She is a frequent lecturer worldwide and has been consistently recognized as a Top Doctor in New York for her clinical excellence.
Dr. Sitaramesh Emani is an Associate Professor of Medicine at Ohio State University, with dual training in Advanced Heart Failure and Interventional Cardiology. He also serves as Director of Heart Failure Clinical Research, where he leads OSU’s efforts in novel device-based therapies.
His clinical and research interests include mechanical circulatory support, remote monitoring, and emerging implantable technologies for acute and chronic heart failure. Most recently, Dr. Emani spearheaded the Cardiogenic Shock team at OSU, helping to advance treatment strategies for critically ill patients.
Dr. Aroti Hegde is a nephrologist at MedStar Health, certified in both Nephrology and Hypertension. She earned her medical degree from Bangalore University in India, completed residency at MedStar Washington Hospital Center, where she served as chief resident, and trained in nephrology at Duke University.
Dr. Hegde has been recognized with multiple teaching awards and is an active member of leading professional organizations, including the American Society of Nephrology, International Society of Nephrology, and the American Society of Hypertension. Her career reflects a deep commitment to advancing patient care through clinical practice and education.
Dr. Brian Jaski is Medical Director of the Advanced Heart Failure and Cardiac Transplant Program at Sharp Memorial Hospital and a longtime cardiologist with the San Diego Cardiac Center. He earned dual undergraduate degrees in electrical engineering and biology from MIT, his MD from Harvard Medical School, and completed a cardiology fellowship at Brigham and Women’s Hospital.
For more than three decades, Dr. Jaski has led clinical programs for patients with advanced heart failure and transplant needs. He is board-certified in Advanced Heart Failure and Cardiac Transplant, has authored numerous publications, and is recognized as a thought leader in circulatory support therapies.
Dr. Amir Kazory is Professor of Medicine and Vice Chief of Clinical Affairs in the Division of Nephrology, Hypertension, and Renal Transplantation at the University of Florida. He specializes in the nephrologic aspects of heart failure, water balance disorders, and cardiorenal syndromes.
His research explores extracorporeal and pharmacologic therapies for patients with congestive states and water homeostasis disorders. Dr. Kazory lectures internationally and is widely recognized for advancing understanding of the complex interactions between the heart and kidneys.
Dr. Mehdi Oloomi is Medical Director of the Cardiothoracic ICU at Mount Sinai Medical Center and has more than 18 years of experience as a cardiothoracic intensivist. He previously directed ICUs at Maimonides Medical Center and St. Michael’s Medical Center.
His expertise spans post-operative cardiac surgery care, CSA-AKI, hemostasis, and renal replacement therapy protocols. With training in Internal Medicine, Pulmonary, and Critical Care, Dr. Oloomi is a recognized leader in closed ICU models and multidisciplinary team approaches to patient management.