ICD-10 Z51.5 is officially defined as "Encounter for palliative care." code Z51.5 is referenced in 7 tracked payer policy changes from Humana, Blue Cross & Blue Shield of Mississippi, and 2 other payers. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for code Z51.5 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.
Humana Medicaid Louisiana has implemented strict day supply limits for controlled substances: specialty drugs, opioids, and benzodiazepines limited to 30-day supplies, while sedative hypnotics are limited to 7-day supplies for new users and 15-day supplies for chronic users within rolling 30-day periods.
Humana Louisiana Medicaid is implementing new limited day supply restrictions effective October 1, 2025. Specialty drugs and opioids are limited to 30-day supplies, while 14 specific sedative hypnotic medications have strict 7-day limits for new patients and 15-day limits for chronic users within rolling 30-day periods.
Effective 09/01/2025, this BCBSMS policy separated opioid medications considered medically necessary without prior authorization from those that require prior authorization, and added renewal evaluation criteria. Opioids are considered medically necessary without prior authorization for one initial 7-day supply of immediate-release or short-acting opioid under 50 MME/day, an additional 7-day supply under 50 MME/day within 60 days of the original prescription, chronic cancer pain due to an active malignancy at no more than 50 MME/day, or as part of an end of life treatment plan. All other clinical scenarios require prior authorization, and Dsuvia is not currently covered on any BCBSMS formulary.
Aetna covers stereotactic cingulotomy as medically necessary only as a last resort to relieve pain for members with terminal cancer pain. Aetna considers stereotactic cingulotomy experimental, investigational or unproven for chronic intractable non-malignant pain (for example post-stroke pain), drug addiction, intractable seizures and psychiatric diseases. Anterior capsulotomy is considered experimental, investigational or unproven for obsessive compulsive disorder and for all other indications.
New prior authorization requirements established for palliative care services for Medi-Cal members in Imperial County. Billing teams must submit prior authorization requests with specific diagnosis code Z51.5, procedure code S0311, and supporting medical records before providing palliative care services.
Health Net Medi-Cal now requires prior authorization for palliative care services using specific diagnosis code Z51.5 and procedure code S0311. Requests must include medical records confirming advanced acute illness diagnosis and be submitted to contracted providers only.
Medi-Cal now requires prior authorization for all palliative care services using specific codes and contracted providers. Billing teams must submit prior authorization requests with medical records for members with advanced acute illness before providing palliative care services.
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