How dual eligibility works
Senior Whole Health SCO and Molina One Care by Molina Healthcare work with MassHealth to help with your care. Senior Whole Health SCO serves adults 65 and older in our Massachusetts service area. Molina One Care serves adults 18 to 64 in our Massachusetts service area.
To join, you must live in our service area. You must have Medicare Part A and Part B. You must be eligible for Medicaid (MassHealth) Standard. You, Medicaid, or another party must keep paying your Medicare Part B premiums.
Enrollment may be denied if you do not meet eligibility rules. It may be denied if you have a six-month spend-down, live in an intermediate care facility for the intellectually disabled or are a patient in a chronic disease or rehabilitation hospital.
What you need to apply:
- Your Medicare number and Part A and Part B start dates.
- Your Medicaid information.
- Your home address and contact details.
Ways to enroll:
- Apply online. Get started now Molina Healthcare - Home .
- Apply by mail. Complete the enrollment form Massachusetts Medicare enrollment forms and mail to:
Molina Healthcare, Attn: Enrollment Accounting, PO Box 940149, Plano, TX 75094
- 2027 Online Enrollment Form
- 2027 Enrollment Form - Senior Whole Health SCO (HMO D-SNP)
- 2027 Enrollment Form - Senior Whole Health SCO NHC (HMO D-SNP)
- 2027 Enrollment Form - Molina One Care (HMO D-SNP)
-
2026 Enrollment Form-Senior Whole Health SCO (HMO D-SNP)
-
2026 Enrollment Form-Senior Whole Health SCO NHC (HMO D-SNP)
-
2026 Enrollment Form- Molina One Care (HMO D-SNP)
- Apply through the CMS Medicare Online Enrollment Center at Medicare.gov.
Need help or have questions? Call Senior Whole Health SCO Member Services at (888) 794-7268 (TTY: 711). Or call Molina One Care Member Services at (833) 775-1735 (TTY: 711). October 1 to March 31, 8 a.m. to 8 p.m. local time, 7 days a week. From April 1 to September 30, Monday to Friday, 8 a.m. to 8 p.m. local time.
Molina Healthcare of Massachusetts offers plans in these counties: Bristol, Essex, Hampden, Middlesex, Norfolk, Plymouth, Suffolk, Hampshire and Worcester. Check our service area map to see if a plan is offered where you live.
Starting January 1, 2027, the list of plans available within the county
- Senior Whole Health SCO (HMO D-SNP): Bristol, Essex, Hampden, Hampshire, Middlesex, Norfolk, Plymouth, Suffolk, Worcester
- Senior Whole Health SCO NHC (HMO D-SNP): Bristol, Essex, Hampden, Hampshire, Middlesex, Norfolk, Plymouth, Suffolk, Worcester
- Molina One Care (HMO D-SNP): Bristol, Essex, Hampden, Hampshire, Middlesex, Norfolk, Plymouth, Suffolk, Worcester