Medicare AdvantageAdministrativeHigh impact
Provider Bulletin 03-13-2025 Important Update: Molina Fax Numbers for Hospital Admission, Skilled Nursing, and Medicare Prior Authorization Requests IM IE LA OC SAC SD
Molina Healthcare·CA·Prior Authorization
Effective date
Mar 13, 2025
We identified it
Jun 19, 2026
Summary
Molina Healthcare of California has updated fax numbers for prior authorization and notification submissions. Marketplace and Medi-Cal members now use (866) 553-9263 for hospital admissions and SNF requests, while Medicare/MMP members with Health Plan IDs beginning with #1 or #8 use (844) 251-1451 for prior authorizations.
Action Required
Immediately: Update all Molina Healthcare fax contact information in billing systems and staff reference materials. Use (866) 553-9263 for Marketplace and Medi-Cal member hospital admissions, discharge summaries, and SNF requests. Use (844) 251-1451 for Medicare/MMP prior authorization requests (Health Plan IDs starting with #1 or #8 only). Notify all staff to prevent submission delays and care disruptions.