In healthcare systems, referral networks serve as critical conduits for patient access to specialized care, yet inequities in specialist availability often exacerbate disparities in outcomes. This conceptual manuscript introduces a graph-theoretic framework that models referral networks as adaptive learning systems, emphasizing dynamic equity in specialist access. By representing healthcare providers as nodes and referrals as weighted edges, the framework incorporates adaptive mechanisms to learn from historical patterns, adjusting edge weights based on equity metrics such as wait times, geographic distribution, and socioeconomic factors. Theoretical constructs draw from graph theory, including centrality measures and community detection, to simulate network evolution without empirical data. Key innovations include a layered architecture for real-time adaptation, feedback loops for equity optimization, and interpretive formulas capturing risk propagation and decision confidence in referral decisions. The approach addresses interoperability challenges in electronic health records (EHR) ecosystems and clinical workflow integration, proposing governance protocols for AI-driven monitoring. While avoiding performance benchmarks, the framework highlights infrastructural implications for reducing access barriers in diverse clinical settings. Ultimately, this model offers a theoretical foundation for designing equitable, adaptive healthcare infrastructures, fostering discussions on AI governance in referral analytics.