The Health Law Handbook, 2020 ed. is the 32nd edition and continues its now long-standing tradition of soliciting contributions from experts around the country on a variety of topics of interest to health lawyers, no matter where they practice (the number of contributions this year is more than in 15 years). This year we have 16 articles by 26 authors whose topics cluster into three areas: The Delivery System “Hot” medical staff topics Analyzing Physician Employment Agreements in 2020 with 20/20 Vision: modern approaches to contract negotiation and analysis Rethinking Nurse Practitioner Laws: Addressing Statutory Provisions Which Impede Growth, Innovation and Expanded Practice Medical Marijuana: State and Federal Law Thickets and Practical Implications Payment The Modernization of Medicaid: Expansion, Economy and Access to Care Medicare Advantage: Key Recent Developments for Providers Long-Term and Post-Acute Care Provider Relationships in a Time of Risk-Based Contracting Paying Physicians for Cancer Navigating Spaghetti Junction: The Intersection of Medicare's Diagnostic Testing Rules Medicare Auditors, Recent Reforms, and Federal Court Jurisdiction to Seek Injunctive Relief Fraud and Enforcement Health Care Fraud and Abuse 2019 Update Materiality for Federal False Claims Act Purposes After Escobar: Why It Is Now More Important than Ever For Providers to Understand Reimbursement Authorities Deference to CMS Interpretations: 2019 Developments Compliance Pitfalls in Electronic Documentation What's The Worst That Could Happen: Advising Healthcare Clients When the Law Isn't Clear (or When It's Too Clear) Certainty and (or?) Change: Antitrust Developments in 2019