A person with both Medicare and Medi-Cal is often called “dual eligible” or “Medi-Medi.” Medicare is generally the primary payer for acute and post-acute medical care. Medi-Cal can cover benefits Medicare does not, including long-term services and supports, and delivers CalAIM Community Supports through Medi-Cal managed care. During a transition, both systems may be active at once.
Find both plan names
Do not assume the Medicare Advantage plan and Medi-Cal managed care plan are the same organization. Write down each plan, member ID and care contact.
Why the cards can be confusing
Some members have Original Medicare plus a Medi-Cal plan. Others have a Medicare Advantage plan, including a Dual Eligible Special Needs Plan. Medi-Medi Plans align Medicare and Medi-Cal coverage through related plans, but availability and enrollment vary by county.
The logo that appears most often at medical appointments may not identify the team responsible for a CalAIM Community Support. Ask specifically which Medi-Cal plan handles long-term services and Community Supports.
Which system usually handles what
Medicare commonly pays first for hospital, physician and qualifying post-acute services. Medi-Cal may help with Medicare cost sharing for eligible members and covers additional benefits, including long-term services and supports. Assisted Living Facility Transitions is a Medi-Cal managed care Community Support, not a Medicare assisted living benefit.
A skilled nursing stay covered by Medicare may end while the Medi-Cal transition review is still in progress. That is why discharge planning and Community Support planning should begin early rather than waiting for the last covered day.
Build a two-plan contact sheet
Keep one page with the member’s Medicare arrangement, Medi-Cal plan, primary-care group, pharmacy coverage, ECM provider if any and key care managers. Add which person owns each open action.
When calling, lead with the question and benefit: “I am calling the Medi-Cal plan about Assisted Living Facility Transitions,” or “I am calling the Medicare plan about the skilled nursing discharge.” This reduces transfers and conflicting answers.
- Medicare or Medicare Advantage plan and ID
- Medi-Cal managed care plan and ID
- Primary-care provider and medical group
- Pharmacy and current medication contact
- Medi-Cal care manager or ECM lead
- Hospital or SNF discharge contact
Watch for coordination gaps
One plan may know the discharge date while the other has not received the Community Support request. A new RCFE may have medication orders but no scheduled follow-up appointment. Ask the care managers to communicate directly and include the member or representative in the plan.
If a dual-eligible member has unresolved plan problems, DHCS lists Medicare-Medi-Cal ombudsman and counseling resources. HICAP can provide free counseling on Medicare options; it does not replace the Medi-Cal plan’s authorization process.
Keep the member’s choices visible
Integrated care should simplify coordination, not remove the person from decisions. Ask what setting the member prefers, which clinicians matter to them and what routines should continue after the move.
For a practical transition map, see what happens after a CalAIM referral.
Sources & important note
Zeal reviewed the primary sources below while preparing this article. Policies, benefits and individual circumstances can change; confirm current requirements with the responsible agency, health plan and licensed provider.
- DHCS: Integrated Care for Dual Eligible Beneficiaries
- DHCS: Full and Partial Dual Eligibility
- DHCS: Medi-Cal Managed Care Health Plan Directory
Editorially reviewed September 2026.