We work to make care better for everyone by reducing cost and complexity by helping public and private organizations successfully scale transformative change.
Healthcare financing and delivery is evolving rapidly. As the landscape continues to shift, organizations
involved in financing and delivering care face a new set of challenges and opportunities.
ATI helps public and private sector organizations reduce cost and complexity, strengthen population-based
strategy, and scale meaningful change.
ATI’s leaders help organizations solve complex business challenges, reduce costs, protect margins, and identify growth opportunities that better align products, services, and care models with the populations they serve.
Learn MoreATI designs and implements population-targeted programs and interventions and evaluates their effectiveness in improving outcomes.
Learn MoreATI conducts health services research, analyzes policy and data, and develops solutions that improve care financing and delivery. We partner with state Medicaid agencies, managed care plans, and national stakeholders on program design, waiver strategy, and operational execution.
Learn MoreATI helps organizations navigate a rapidly changing healthcare system with greater clarity, alignment, and momentum. We work across sectors and stakeholder groups to foster partnerships, shape practical solutions, and move ideas into action, backed by nationally recognized experts and experienced analysts.
Tyler Overstreet Cromer leads ATI's Provider Strategy and Care Transformation Practice. Tyler is an industry leader developing innovative financing mechanisms to support older adults with LTSS need, including conducting research related to Medicare-only pathways for entering PACE. Prior to joining ATI, she worked for more than a decade in federal health policy at the White House Office of Management and Budget.
Learn MoreBrian Fuller is a Managing Director in ATI’s Provider Strategy and Care Transformation Practice. He is a nationally recognized expert on value-based care and an expert on care integration and partnership development across the healthcare continuum. He has deep expertise in private equity-backed value-based care investments, including portfolio C-suite roles within provider organizations with risk, fully at-risk disruptors, and start-ups. Prior to ATI, he was CEO of a technology-enabled care coordination company that partners with physician group practices, hospital systems, ACOs, and payers to manage episodes of care under a variety of payment arrangements.
Learn MoreRose Mollitor is a Managing Director at ATI Advisory. With over 15 years of experience delivering strategic, operational, and policy solutions to health plans, providers, and the federal government, she leverages her experience in both the public and private sectors to advise on critical and timely issues affecting the Medicare Advantage environment.
Learn MoreAllison Rizer is a nationally recognized expert in dual-eligible policy and brings over 20 years of experience in managed care and government programs. Prior to ATI, she worked at a large payer organization leading national policy efforts specific to individuals eligible for Medicare and Medicaid.
Learn MoreWill Sellheim is a Managing Director in the Provider Strategy and Care Transformation Practice where he applies his expertise in AI and technology-enabled innovation to help clients reach their goals to improve outcomes, capture reimbursement, and increase access.
Learn MoreJennifer Sisto Gall is Vice President, Strategic Initiatives at ATI Advisory, where she is building and leading the firm’s strategy function within Growth & Innovation. She works across ATI to advance growth strategy, market intelligence, and partnerships, with a particular focus on financial services and emerging technology, including health IT, health tech, digital health, and tech-enabled services. Sisto Gall crafts impactful strategies, fosters collaborative relationships, and navigates the intricacies of healthcare policy in pursuit of organizations' north star missions.
Learn MoreToday's healthcare leaders want to build systems and programs resilient enough to absorb disruption and uncertainty. ATI's team brings together entrepreneurs, business strategists, financial analysts, policy experts, data scientists, designers, and former state and federal leaders, including staff who served in state Medicaid agencies, Capitol Hill, the White House Office of Management and Budget (OMB), and the Centers for Medicare & Medicaid Services (CMS). Our team's breadth and depth of expertise enables us to design precise interventions that hold up in an evolving health care environment.
Learn About Our TeamTyler Overstreet Cromer leads ATI's Provider Strategy and Care Transformation Practice. Tyler is an industry leader developing innovative financing mechanisms to support older adults with LTSS need, including conducting research related to Medicare-only pathways for entering PACE. Prior to joining ATI, she worked for more than a decade in federal health policy at the White House Office of Management and Budget.
Learn MoreJanelle Gingold is a Director in ATI’s Provider Strategy and Care Transformation Practice, bringing nearly 15 years of experience in the Federal government across public health, research, and health payment policy.
Learn MoreRose Mollitor is a Managing Director at ATI Advisory. With over 15 years of experience delivering strategic, operational, and policy solutions to health plans, providers, and the federal government, she leverages her experience in both the public and private sectors to advise on critical and timely issues affecting the Medicare Advantage environment.
Learn MoreTina Hansen Pickett is a Managing Director in ATI's Provider Strategy and Care Transformation Practice. Tina leads ATI’s PACE service line, supporting PACE feasibility assessments, preparing state RFP responses and PACE applications, advising policymakers on PACE feasibility and policy options, and supporting PACE and PACE-adjacent growth opportunities.
She has deep expertise in federal policy as well as on-the-ground experience in healthcare delivery system transformation through her prior experience at Maimonides Medical Center and at the White House Office of Management and Budget.
Allison Rizer is a nationally recognized expert in dual-eligible policy and brings over 20 years of experience in managed care and government programs. Prior to ATI, she worked at a large payer organization leading national policy efforts specific to individuals eligible for Medicare and Medicaid.
Learn MoreTransforming care delivery requires disciplined program management, attention to detail, and a clear understanding of what works in practice. ATI’s team understands what matters to public and private payers and how to design and implement programs that meet real-world needs.
Learn About Our TeamMorgan Craven is a Senior Director in ATI's Payer Strategy and Program Design Practice. She has deep expertise in Medicaid innovation and delivery system reform, federal and state legislative and regulatory analysis, managed care innovation, and incentive payment programs. Prior to ATI, she provided strategic guidance and technical assistance to state Medicaid agencies.
Learn MoreTyler Overstreet Cromer leads ATI's Provider Strategy and Care Transformation Practice. Tyler is an industry leader developing innovative financing mechanisms to support older adults with LTSS need, including conducting research related to Medicare-only pathways for entering PACE. Prior to joining ATI, she worked for more than a decade in federal health policy at the White House Office of Management and Budget.
Learn MoreBill Hanna leads ATI Advisory's Payer Strategy and Program Design practice, advising state Medicaid agencies, health plans, and other leaders on the design, implementation, and optimization of Medicaid and managed care programs. A former Wisconsin Medicaid Director with more than 15 years of experience across state government and managed care, Hanna partners with clients on waiver demonstrations, high-stakes program transitions, network strategy, and procurement readiness.
Allison Rizer is a nationally recognized expert in dual-eligible policy and brings over 20 years of experience in managed care and government programs. Prior to ATI, she worked at a large payer organization leading national policy efforts specific to individuals eligible for Medicare and Medicaid.
Learn MoreMichelle Herman Soper, Managing Director in ATI's Payer Strategy and Program Design Practice, brings extensive experience working for and with state, federal, private, and nonprofit organizations to improve health care for low-income, high-need individuals. Prior to ATI, Soper served as Vice President of Policy Development at Commonwealth Care Alliance (CCA), where she focused on designing and implementing a public policy and government affairs agenda that supported CCA’s mission to support high-quality, coordinated care for individuals with significant needs.
Learn MorePolicy change requires more than just subject matter expertise. It requires people who understand data, government budgetary cycles, legislative, and regulatory processes and who can clearly translate complexity into clear guidance for clients making high-stakes decisions. With more than 100 combined person-years of state and federal service, our team of recognized policy experts and data scientists is committed to advancing meaningful change.
Learn About Our Team