This chapter explores the role of feedback and peer review in healthcare digital marketing, emphasizing their value in refining strategy, ensuring accuracy, and building trust. It outlines methods for collecting patient feedback through surveys, forms, and social media, along with the importance of choosing HIPAA-compliant tools. The chapter examines peer review as a means to verify content accuracy, align messaging with brand and regulatory standards, and prevent ethical breaches. Analytical techniques such as thematic analysis and advanced analytics are presented for extracting actionable insights from qualitative and quantitative data. Best practices are provided for engaging both patients and professionals in feedback processes, safeguarding privacy, and fostering a culture of transparency. Future trends highlight the integration of AI, machine learning, and real-time feedback tools to enhance responsiveness. The chapter concludes that continuous feedback and peer review are essential for keeping digital marketing strategies relevant, compliant, and patient-centered.