From Kalaignar Kaapittu to CMCHIS
Tamil Nadu launched Kalaignar Kaapittu Thittam in 2009 under the late M. Karunanidhi (whose pen-name was "Kalaignar") as a mass family health-insurance programme — among the earliest large state-led cashless schemes in India. It was subsequently re-titled the Chief Minister's Comprehensive Health Insurance Scheme (CMCHIS) in 2011 under the AIADMK government. Successive governments have maintained the scheme's scope while periodically revising the family cover and the empanelled procedure list. The DMK government in 2021 restored the Kalaignar Kaapittu branding while operationally keeping CMCHIS.
Tamil Nadu's agricultural population — paddy in the Cauvery delta (Thanjavur, Tiruvarur, Nagapattinam), sugarcane in Cuddalore-Theni, coconut and banana along the Western Ghats, cotton in Salem-Erode, millets in Dharmapuri-Krishnagiri-Tiruvannamalai — is heavily dependent on the scheme because farmer households often lack employer-paid insurance. CMCHIS premium is paid entirely by the state government to the insurance company.
What's covered
- 1,500+ surgical and tertiary procedures across cardiothoracic, orthopaedic, neuro, gastrointestinal, urology, gynaecology, paediatric, oncology, ENT, ophthalmology, organ transplant.
- 1,000+ empanelled hospitals — government tertiary (Stanley, RGGGH, MMC, KMC, JIPMER for inter-state), AIIMS-equivalent + private corporate (Apollo, Fortis, MIOT, Vijaya, MGM Healthcare).
- Cashless on production of CMCHIS card + family ration card + Aadhaar.
- Annual cap: ₹5 lakh / family / year (family floater across all members).
- Pre-existing conditions covered.
- ₹2 lakh procedures (high-end tertiary) included in the package.
Eligibility
- Tamil Nadu family with annual income ≤ ₹1.2 lakh.
- Family ration card under TN PDS — this is the unit of enrolment, not the individual.
- Family members listed on the ration card are auto-covered as a floater.
- No exclusion for occupation; farmer / agricultural worker / construction labour / domestic help / casual wage worker — all covered.
How to use — step by step
- Check enrolment status on cmchistn.com with ration card number or via the Common Service Centre / Village Administrative Officer (VAO).
- Get the CMCHIS card issued at the e-Sevai centre / VAO with ration card + Aadhaar + income certificate.
- On need for treatment, present CMCHIS card + ration card + Aadhaar at any empanelled hospital. The hospital files cashless pre-authorisation with the United India Insurance (or current empanelled insurer).
- Cashless approval typically issued within 24 hours for elective; immediately for emergency. Treatment proceeds; hospital paid directly.
- For grievance — denied pre-auth, denied admission, quality concerns — escalate to the CMCHIS toll-free line and the District Coordinator.
Latest changes (2024 — 2026)
- 2024-25: Procedure list refresh — new oncology and cardiothoracic packages added.
- March 2025: cmchistn.com upgraded with ABDM (Ayushman Bharat Digital Mission) integration; unified Health ID auto-population.
- August 2025: Hospital empanelment list refreshed; tier-2 / tier-3 district hospitals added for closer-to-home tertiary care.
- 2025-26: Outlay sustained at ~₹600 — 800 cr / year; insurer contract re-tendered.
Common claim rejection reasons
- Family income above ₹1.2 lakh: VAO income certificate is the gatekeeper; remediation requires re-certification.
- Out-of-list procedure: only listed 1,500+ procedures covered; experimental therapies outside the list excluded.
- Hospital not empanelled: treatment at non-empanelled hospital is not reimbursable post-facto (with limited emergency exceptions).
- Annual cap exhausted: ₹5 L cap reached for prior procedures within the year.
- Card not active: CMCHIS card may need refresh post family-composition changes (marriage, birth, death, new ration card).
- Ration card de-duplication: family member listed on multiple cards triggers freeze until reconciliation.
Grievance: Hospital's Patient Welfare Officer → CMCHIS District Coordinator → State Health Mission Director → Tamil Nadu Department of Health. Toll-free helpline: 1800-425-3993. The Tamil Nadu State Service Delivery Commission enforces time-bound disposal.
Coverage statistics
Per Tamil Nadu Department of Health and the CMCHIS insurer (United India / current contract), the scheme covers roughly 1.5 crore families — ~5 — 6 crore beneficiaries — across the state's 38 districts. Annual outlay is in the range of ₹600 — 800 crore on premium subsidy. Per-claim average has been ₹35,000 — 50,000; high-end tertiary claims (cardiac, oncology, organ transplant) reach the ₹2 — 5 lakh band. Exact figures are published in Tamil Nadu Vidhan Sabha replies and the Department of Health annual report. The scheme runs alongside Ayushman Bharat PM-JAY (which Tamil Nadu joined late, in 2019, with CMCHIS as the operational vehicle).
How this scheme stacks with other schemes
Kalaignar Kaapittu / CMCHIS is Tamil Nadu's family-health rail. Farmer-side schemes — Kalaignarin All-Village Agriculture Programme, TN Micro-Irrigation, TN Millet Mission, Uzhavar Sandhai — address production-side risks. CMCHIS handles the residual health-shock risk. PMFBY covers crop loss; PM-KISAN and KCC-MISS provide income / credit support. Together they form Tamil Nadu's farmer- household safety net.