The MassHealth Provider Online Service Center (POSC) stands as a secure web portal sanctioned by the Commonwealth of Massachusetts, exclusively crafted for MassHealth service providers, business associates, and non-profit organizations. This online service platform facilitates access to health-related services and accounts. Tailored for the efficient handling and maintenance of patient or member records, the MassHealth Online Service Center offers a spectrum of services:
Enrollment Services
Interested individuals or MassHealth providers can
enroll through the provided online portal. Following enrollment, providers receive a valid user ID and password, granting access to a myriad of online services and facilities provided by MassHealth.
Update Services/Facilities
The MassHealth Provider Online Service Center serves as the exclusive portal through which MassHealth providers can update personal information, including addresses, phone numbers, email addresses, and other identification documents.
Health & Human Services
MassHealth offers an extensive array of health and life-related insurance programs catering to families, individuals, children, and special individuals. At the MassHealth Provider Online Service Center, applicants can claim or report service plans and benefits.
Online Service Support
Providers of MassHealth can access 24/7 assistance regarding all services and programs offered by the organization, covering claims, transactions, codes, eligibility issues, program incentives, membership benefits, service authorizations, forgotten user IDs, passwords, and more by calling
1-800-841-2900.
Connect With MassHealth Provider Customer Service Center
Service Center Number
For general issues, claims, service requests and program incentives, dial
1-800-841-2900 or fax at (617) 988-8974.
Service Center Location
MassHealth Provider customer service office is addressed at 100 Hancock St., 6th Floor, Quincy, MA 02171.
TTY/TDD Support
Special individuals/providers can reach out to the service office through the given helpline number
(800) 497-4648 Health and Human Services
For all MassHealth and human services, call at
(617) 573-1600 or dial
1-800-841-2900 Email Support
To contact the service team of POSC (Provider Online Service Center) via email, kindly send your queries or requests to
providersupport@mahealth.net. All emails are regularly reviewed, and responses are provided within standard business days and hours.
Service Hours
The service office is open during Monday to Friday between: 8:00 a.m. to 5:00 p.m.
MassHealth ORP Providers Customer Service Center
- Customer Service Support: (800) 841-2900
- Nonbilling Pharmacist Application Monday to Friday between: 8:00 a.m. to 5:00 p.m.
- MassHealth Dental Program Customer Service: (800) 207-5019
- ORP Providers Email: providersupport@mahealth.net
- MassHealth Credentialing: 1-800-233-1468 / MassHealthEnrollment&Credentialing@dentaquest.com
MassHealth LTSS Providers Customer Service Center
- Visit/Write at: MassHealth LTSS, PO Box 159108, Boston, MA 02215
- General Service Support: (844) 368-5184
- Service Authorization Helpline: (800) 862-8341
- Monday through Friday between: 8:00 a.m. to 6:00 p.m. ET
- Email Support: support@masshealthltss.com
- Fax support: (888) 832-3006
MassHealth Provider Publications Customer Service Center
- Service Address: Attn: MassHealth Forms Distribution, P.O. Box 121205, Boston, MA 02112-1205
- Main Customer Service Number: (800) 841-2900
- Service Monday to Friday between: 8:00 a.m. to 5:00 p.m.
- TTY Helpline: (800) 497-4648
- Email Service Support: publications@mahealth.net
- Fax help: (617) 988-8973
MassHealth Service Centers/Locations Near Me
Harbor Health Services Inc
1135 Morton St, Mattapan, MA 02126
+16175332300 Monday to Friday between 8:00 a.m. to 5:00 p.m.
Saturday: Closed
Sunday: Closed
Home Health Care
169 Liberty St, Middleton, MA 01949
+19784061327 Partners Health Care
5 Wally Krueger Way # 4, Bridgewater, MA 02324
+18447444200 Open on all days 24hrs
University Health Services
150 Infirmary Way, Amherst, MA 01003
+14135775000 Monday to Friday: 9:00 a.m. to 5:00 p.m.
Saturday: Closed
Sunday: Closed
Ace Medical Services
90 Madison St, Worcester, MA 01608
+15087923800 Home Care Assistance
445 Washington St, Wellesley, MA 02482
+17812390060 Open on all days 24hrs
Athena Home Health of Massachusetts
10 Riverside Dr, Lakeville, MA 02347
+15086735500 Open on all days 24hrs