Meet Our Leaders

Since joining PRN in 2019 as Chief Executive Officer, Ajay Gupta has been a catalyst in developing and driving PRN’s operational proficiencies, transformational structure and visionary growth strategy. Under Ajay’s direction, PRN has focused on accelerating strategic growth, including health system partnerships, employer focused MSK worksite health programs, and investing in a scalable infrastructure, while building a diversified payor mix and widening PRN's geographic footprint, which has grown more than 50 percent.   

Ajay brings more than 20 years of healthcare experience developing national scale multi-specialty physician practice management companies, post-acute care and value-based risk arrangements.  

Prior to PRN, Ajay held senior positions at for-profit Companies including HCA Healthcare, Envision Healthcare and Integrated Oncology Network (ION). In these roles Ajay advised and executed on mergers and acquisitions, operational excellence, devised unique payer/provider models of care and enabled joint-venture partners to be sustainable and profitable.  

A native Nashvillian, Ajay holds an MBA from Vanderbilt University and bachelor’s in Public Health from UNC-Chapel Hill. Outside of the office and clinical setting, Ajay enjoys spending time with his wife and two children. He also has a passion for adventure and travel and likes to keep active through spinning, yoga and tennis. 

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Nick Poan brings nearly 20 years’ experience serving as a catalyst for driving operational and transformation proficiencies for publicly- and privately-held companies, most notably in the healthcare services industry. In his role, Nick is pivotal in strategically assessing and mitigating financial risks as well as providing dependable outcome-oriented controls and reporting processes that help establish sustainable and profitable efficiencies. Nick’s early financial skills, experience and success, specifically in the multi-site healthcare sector, were developed working for organizations such as: Alliance HealthCare Services, Envision Healthcare, Elements Behavioral Health and NVISION Eye Centers.

Nick holds a Bachelor of Science in Accounting from Chapman University.

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Kim Rosenlund is the Chief Growth Officer at PRN, where she leads marketing, sales, communications, workers' compensation, and strategic partnerships. A visionary leader, Kim has been instrumental in defining and elevating PRN's brand, leveraging her innovative expertise in digital marketing, sales operations, and patient engagement to foster stronger connections across the organization and solidify PRN's position as a trusted leader in physical therapy.

With over 20 years of experience as a transformational and results-driven marketer, Kim has successfully developed and executed marketing strategies for some of the nation’s largest physical therapy and healthcare organizations. Her career has been marked by a focus on digital transformation, emphasizing its profound impact on both customer and employee experiences, and driving meaningful growth and engagement across every organization she has supported.

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David DeGumbia brings more than 20 years of healthcare leadership experience, combining operational excellence with the perspective of a clinician. He began his career as a physical therapist and has carried that patient-centered mindset throughout his executive journey.

Before joining PRN, David held leadership roles at prominent healthcare organizations, including serving as Chief Development Officer at Compassus and leading growth strategy at Select Medical. His career has been defined by expanding access to care, building high-performing teams, and fostering partnerships that last.

David is known for his ability to balance innovation with compassion, and scale with service. He leads with humility, connects easily with teams, and builds cultures where people can grow and succeed. As COO, David is helping shape PRN’s next chapter with clarity, purpose, and heart.

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As Chief Development Officer at PRN, Brian Jones leads the company’s growth strategy across mergers and acquisitions, de novo expansion, and strategic partnerships. With a sharp focus on accelerating PRN’s national footprint, he works across teams to identify opportunities, build business cases, and execute growth initiatives that align with the organization’s long-term vision.

Brian brings over two decades of healthcare experience, starting in hospital financial operations and advancing through director-level FP&A roles before honing his focus on M&A leadership. Prior to joining PRN, he served as SVP of M&A at publicly-traded Addus HomeCare, where he led $475M in completed acquisitions, and as Chief Development Officer at Angels of Care, a multi-state pediatric home health provider serving 2,500 patients across seven states.

What Brian brings is a rare blend: the operational finance rigor to evaluate complex opportunities—and the deal execution expertise to get them across the finish line. His ability to scale organizations, navigate high-stakes transactions, and align strategy with execution makes him a key driver of PRN’s continued growth.

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Rob has over 20 years of clinical experience and has worked in a variety of leadership roles in both outpatient and hospital settings. He holds a Master’s degree in Physical Therapy from Western University of Health Sciences and a Master’s in Health Administration from Colorado State University. He was the direct manager of 18 facilities for the nation’s second largest outpatient rehabilitation provider before moving into a role as Vice President.

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Brett Raasch, PT, ATC, brings over 30 years of distinguished experience in the physical therapy industry. As the former CEO of Spine & Sport, a leading health care company acquired by PRN, Brett has an exceptional track record of steering organizations toward delivering outstanding clinical care, driving substantial growth, and establishing strong partnerships across the health care landscape. Renowned for his unmatched work ethic and commitment to putting people first, Brett continues to be instrumental in driving Spine & Sport and PRN to new heights of success.

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Brett Windsor, PT, MPA, PhD, MPA, OCS, FAAOMPT, graduated as a physiotherapist from Curtin University in Perth, Western Australia, in 1994. Prior to coming to the US, Brett worked in sports medicine in Australia and the United Kingdom before a 5-year stint in Indiana and Michigan.

Brett became an ABPTS board certified orthopedic clinical specialist in 2000 and completed the NAIOMT Clinical Fellowship in Manual Therapy in 2003, graduating to fellowship in the American Academy of Orthopedic Manual Therapy (FAAOMPT) in 2004. Following eight years as an Assistant professor at DPT programs with Pacific University and Campbell University, Brett moved to ATI Physical Therapy where he served as the Vice-President of Clinical Excellence, responsible for the clinical pathways and care patterns leading to improvements in clinical outcomes. He then served two years in an SVP role for ATI.

Brett is now an Associate Professor with Rasmussen University, while also serving as the Executive Director of NAIOMT and the President of Eduglobal Associates, a not-for profit organization which facilitates US DPT students completing clinical education experiences in Europe. Brett holds an adjunct appointment at Lebanon Valley College in Annville, PA.Brett is a published author; his research interests are musculoskeletal PT, in particular the relationship between clinical reasoning and the development of objectively measurable expertise. He also enjoys work-place based assessment investigations and novel methods of assessing the development of clinical reasoning skills in pre and post professional students.

Brett is also working to implement competency education programs into post-professional development pathways. Brett regularly presents at regional, national and international programs. Brett was the lead instructor of manual therapy at the Fondazione Turati Rehabilitation Institute in Gavinana, Tuscany between 2007 and 2011 andhas been a faculty instructor in the post-graduate manual therapy program at the Kenyatta Medical Training College in Nairobi, Kenya. He holds a Master’s Degree in Public Administration from Portland State University in Portland, Oregon and completed his PhD at Rocky Mountain University of Health Professions in Provo, Utah. His dissertation investigated the ability of script concordance testing to discriminate expertise in clinical reasoning related to the lumbar spine. Brett is a past vice-chair of the Washington State Physical Therapy Licensing Board. He currently resides in Estero, Florida.

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Christina has been in the healthcare industry for over 25 years and largely focused on analyzing revenue trends, collection efforts and payor reimbursement for various large-scale corporations. She has managed to identify and improve inefficiencies pertaining to collections, front office processes, and billing procedures all affecting revenue cycle. Christina’s ability to assess and identify key steps in the billing process has made her a valuable asset at the executive level.

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Aaron Cohen brings more than 17 years of experience working across industries in both in-house and Human Resources consulting roles. Recently, he was a Director of Human Capital consulting at EnspiraHR, working with start-up and mid-sized organizations to scale their People Operations teams, policies, and processes. Under Cohen’s leadership, among the HR team’s many  operational priorities, the team will be focused on driving the evolution of PRN’s inclusive and collaborative culture and supporting PRN’s patient-facing employees by removing the obstacles and roadblocks to providing a premier outpatient experience.

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With over 30 years of healthcare expertise, Kerry Winz is a revered leader in revenue cycle management, known for her skillful use of technology, automation, and workflow optimization to enhance performance. As Vice President of Revenue Cycle Management at PRN, she excels at building high-performance teams grounded in trust and accountability, ensuring consistency, quality, and comprehensive support across all clinic operations. Kerry's leadership includes refining processes from intake to billing, championing professional growth, leading complex software development projects, and initiating strategic enhancements. Her holistic approach not only improves PRN’s operational practices but also significantly enriches the experiences of both patients and staff, solidifying PRN’s continuing success.

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Jeff received his clinical doctorate from the University of Pittsburgh. He has been a practicing physical therapist for the past 13 years and has worked in a variety of outpatient models of care as staff therapist, clinical director and owner of a facility. He utilizes his clinical and management experience to help all staff members be successful within the region.

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Alison Krumm is the Vice President of Human Resources at Physical Rehabilitation Network (PRN), where she leads with heart, humor, and a whole lot of experience. With over 16 years in the people space, Alison’s career has taken her from sales and admissions to building and scaling HR teams across fast-growing organizations.

Before joining PRN, she held senior HR roles at Goldfish Swim School, Common Sail Investment Group, AAA – The Auto Club Group, and most recently served as VP of People at Mission Veterinary Partners, where she helped shape the people strategy for hundreds of clinics nationwide.

At PRN, Alison is focused on helping great people do great work — by making sure our teams feel supported, our leaders are set up to lead well, and our culture stays true to who we are.

She’s a proud John Carroll University grad (Communications & Poli Sci) and someone who believes that HR doesn’t have to be boring — it just has to be human.

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Casey Russell PT, DPT, OCS, MSHA moves into the role of Vice President with over 10 years’ of physical therapy experience, 8 of that in leadership. Most recently, he worked as a Regional Director in San Diego for PRN Physical Therapy. Prior to joining PRN, Casey was a Multi-site Clinic Director for ATI Physical Therapy in Chicagoland. He believes in having strong clinical foundations and is a Board Certified Orthopedic Clinical Specialist. In addition to clinical expertise, Casey is experienced in optimizing patient outcomes, staff performance, and teamwork through thoughtful coaching, mentorship, and utilization of technology.

Casey received a Bachelor of Arts in Psychology from Augustana College and both a Doctor of Physical Therapy and Masters of Healthcare Administration degrees from Rosalind Franklin University of Medicine and Science.”

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As Vice President of Operations, Alyson oversees the operations and performance of more than 40 outpatient orthopedic clinics in the Orange County and Los Angeles markets of Southern California. With over a decade of experience as a physical therapist, clinic director, and partner, Alyson has dedicated her career to mentoring new physical therapists and nurturing emerging leaders in the industry.

Alyson's leadership and patient care philosophy centers on identifying individual goals and collaborating to create a progressive plan that empowers individuals to reach their highest potential. Committed to fostering a fun yet professional work environment, Alyson prioritizes delivering high-quality care and service while championing a culture of collaboration, innovation, and excellence at PRN.

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Adam is a CPA with over 20 years of experience directing the corporate accounting and finance departments for both publicly-held and private companies, spanning multiple business environments and industries from healthcare services to consumer products. Adam is fundamentally skilled in accounting and finance, with a Big 4 audit background.

Adam is blessed with two daughters, and enjoys hiking, running and watching college football.

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Stuart joins PRN with 15 years of leading Global Information Technology Operation and Engineering Teams in multiple industries including manufacturing, healthcare and business process outsourcing. Stuart’s experience with enterprise transformation will allow PRN to leverage new technologies to allow us to continue to grow and meet our ever evolving technology needs.

In Stuart’s more recent position as the Senior Director of Enterprise Systems and Cloud Technologies with Alorica Inc, Stuart was responsible for the consolidation and migration of global datacenters to the Microsoft Azure Cloud, including a project to deploy a global VPN solution to support 30K users during the beginning of the COVID-19 pandemic.  His operational responsibilities included 24×7 global incident and engineering support for 70K agents.

Stuart has a degree in Psychology from Biola University and multiple industry certifications from Microsoft, Cisco, HP and Citrix.

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Brandi brings over 20 years of experience in Corporate, Clinical, and Non-Clinical Talent Acquisition, with a strong focus on consultative, strategic partnerships that drive organizational growth and transformation. Her background includes leadership roles at Dell, Experian Health, and Fresenius Medical Care, where she led high-impact hiring strategies across complex, decentralized environments. At PRN, Brandi leads Talent Acquisition with a focus on data-driven insights, innovative recruitment approaches, and a passion for building strong, future-ready teams.

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Erika has 30 years of clinical and leadership experience in outpatient physical therapy clinics. She graduated from Ithaca College in upstate New York, and went on to obtain certifications in Manual Therapy and Intramuscular Manual Therapy (trigger point dry needling). She oversees the development and implementation of the comprehensive quality and compliance program at PRN, and is trying to broaden the company’s culture of compliance through education and training.

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