CMS has published in the federal register:

• A Final Rule for the Medicare Program: Requirements for the Medicare Incentive Reward Program and Provider Enrollment
• A Notice of the Provider Enrollment Application Fee Amount for Calendar Year 2015

IHS has published in the federal register:

• A Proposed Rule for the Indian Health Service: Payment for Physician and Other Health Care Professional Services Purchased by Indian Health Programs and Medical Charges Associated With Non-Hospital-Based Care