Payer rules change. We keep a public list.
Payers often publish changes in provider newsletters and operating guides. We list the changes we verify and link to the payer's own document. This page was checked August 8, 2026.
The log
Newest first. Every source link is the payer's or the state's own document.
| Payer | Where | What changed | Effective | Who feels it | Source |
|---|---|---|---|---|---|
| AZ Blue | AZ | Incident-to supervision tightened: supervisor must be available physically or by real-time audio/visual whenever an associate treats; audio-only ruled out | Jan 1, 2026 | Associate-level clinicians in physician practices; their supervisors | Provider newsletter, Jan 2026 |
| AZ Blue | AZ | H0004 (behavioral counseling, per 15 min) cut from 50 to 32 units per date of service, commercial and FEP | Jan 1, 2026 | Outpatient behavioral health practices | Provider newsletter, Dec 2025 |
| AZ Blue / Health Choice | AZ | Medicaid line: incident-to billing prohibited outright; every provider bills under their own NPI | Current | All rendering providers on AHCCCS plans | Medicaid provider newsletter, Q2 2026 |
| Oregon Health Authority | OR | Board-registered associates lose private-practice Medicaid billing unless employed by a Certificate of Approval agency | Jul 1, 2027 | Associate counselors, MFTs and social workers in private practice | OAR 410-172-0660; OHA memo, Jun 2026 |
| BCBSM / BCN | MI | Modifier SA claims stop counting toward value-based and PGIP programs | Sep 1, 2026 | Practices billing supervised clinicians under modifier SA | BCBSM provider guidance |
| BCBSM / BCN | MI | Rendering practitioners require their own NPI; limited-license incident-to ends in office settings, continues in facility settings | Mar 1, 2027 | Limited-license clinicians and employing practices | BCBSM provider guidance |
| Washington HCA (Apple Health) | WA | Associates must bill with associate taxonomy codes and an LMHP-associate claim note; 120-day grace for pending licenses | Jan 1, 2026 | LMHCA, LSWAIC, LMFTA and psychological associates | Mental health billing guide, Apr 2026 |
| CMS (Medicare) | US | Virtual direct supervision made permanent, audio-visual only; new APCM behavioral health add-on codes | Jan 1, 2026 | All practices using incident-to and collaborative care | CMS-1832-F |
Each entry was read from the linked document on the date shown in the page header. A payer's gated operating guide may contain detail the public source does not; where that is the case we say so rather than guess.
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