# Physician Network Breadth in Medicare Advantage Plans Offering Part B Premium Givebacks

**Authors:** Matthew Lavallee, Andrew Anderson, Laura J. Samuel, Kali S. Thomas, Mark K. Meiselbach

PMC · DOI: 10.1001/jamanetworkopen.2025.55028 · JAMA Network Open · 2026-01-23

## TL;DR

This study compares the range of physicians available in Medicare Advantage plans that offer premium givebacks versus those that do not.

## Contribution

The study provides new insights into physician network breadth differences in Medicare Advantage plans with premium givebacks.

## Key findings

- Physician network breadth was found to differ between giveback and nongiveback plans.
- The study highlights variations in plan design and access to care in Medicare Advantage.

## Abstract

This cross-sectional study examines whether physician network breadth differs between Medicare Advantage giveback plans and nongiveback plans.

## Full-text entities

- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

1 figure with captions in the complete paper: https://tomesphere.com/paper/PMC12831149/full.md

## References

5 references — full list in the complete paper: https://tomesphere.com/paper/PMC12831149/full.md

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Source: https://tomesphere.com/paper/PMC12831149