Moss Adams

Moss Adams is a major accounting and advisory firm that merged with Baker Tilly to become the sixth largest CPA advisory firm in the United States. Founded over 100 years ago in the Pacific Northwest, the combined organization now employs 11,000+ professionals across more than 100 locations nationwide, generating $1.1 billion in revenue.

The firm provides comprehensive accounting, consulting, and wealth management services with deep industry specialization across multiple sectors including healthcare. Their healthcare practice delivers audit, tax, and compliance services alongside specialized offerings in provider reimbursement, Medicare cost reporting, revenue cycle assessments, and strategy advisory. The firm emphasizes data-driven insights and regulatory expertise, with recent articles addressing Medicare cost reports, MS-DRG reimbursement, and the Medicare WISeR Model.

Moss Adams serves clients across all 50 states and has been recognized by Working Mother Magazine as one of the 100 Best Companies for working parents (2011-2021) and ranked tenth in the Vault Accounting 50 survey.

Organizations should consider Moss Adams when they need an established, full-service financial partner capable of handling complex healthcare reimbursement scenarios alongside traditional accounting and audit functions. The firm's 100+ year history and recent expansion through the Baker Tilly merger provides stability and breadth of expertise.

Expect a relationship-driven approach with professionals who understand healthcare regulatory environments, particularly Medicare and Medicaid reimbursement complexities. The firm is best positioned to serve organizations that value having integrated accounting, tax, and advisory services from a single trusted advisor rather than managing multiple vendor relationships.

Moss Adams maintains a dedicated healthcare practice offering specialized services for hospitals, health systems, payers, behavioral health organizations, and senior care providers. The firm's healthcare expertise centers on provider reimbursement solutions, Medicare cost reporting, MS-DRG analysis, revenue cycle assessments, and regulatory compliance including Medicare WISeR Model requirements and prior authorization frameworks.

Their healthcare professionals deliver audit, tax, and compliance services tailored to healthcare organizations while providing strategic advisory on reimbursement optimization and operational performance. The firm publishes regular guidance on healthcare-specific regulatory changes and reimbursement methodologies.

Mid-market to large healthcare providers, hospitals, health systems, and payers seeking a full-service accounting and advisory partner with deep Medicare reimbursement expertise. Organizations that value long-term relationships with a stable, established firm and require integrated services spanning audit, tax, compliance, revenue cycle, and strategic advisory are ideal clients.