Contact Us

An illustration showing a diverse group of people using different means of communication (phone, email, smart phone, etc) to contact OneCare.

Thank you for your interest in OneCare Vermont. If you have a question or request for us, please don’t hesitate to reach out. Email one of the departments listed below, use our contact form, or call us at 802-847-7220. A OneCare Vermont representative will respond to your inquiry.

Contact Form

Contact us using this form and a representative from OneCare will respond to your inquiry. Please use this form in accordance with our website privacy policy. Please note that Internet Explorer is no longer supported by Microsoft and cannot be used to submit this form.

If you'd like a call back, please leave a phone number and let us know in your main message below.
Send your message to:(Required)

OneCare Departments

Workbench One, data, reporting, and tool requests to support your organization’s goals and workflows

Provider contract questions

General Inquiries
For all other inquiries

Public Affairs
Governance and legislative questions

Software Support
OneCare secure Portal and Vermont Health Learn system questions

Care Coordination
Care Coordination workflow, best practices, and payment model methodology

Compliance & Privacy
Compliance and data privacy concerns

Finance & Payments
Payment calculation and financial report questions

Media Contacts
For media related inquiries


OneCare Vermont
356 Mountain View Drive, Suite 301
Colchester, VT 05446

Phone and Fax

Phone: (802) 847-7220
Fax: (802) 847-6213

Hours of Operation

8 am – 5 pm, Monday to Friday, EST (excluding holidays)

After Hours: Voicemail and Email options available for a response the next business day

Deaf or Hard of Hearing Instructions

OneCare supports video-enabled devices for interpretation services.

The Office of the Health Care Advocate

The Office of the Health Care Advocate (HCA) is a free resource for Vermonters regarding all aspects of health care. The HCA gives free advice and help to all Vermonters with health care and health insurance concerns. The HCA is part of Vermont Legal Aid, an independent non-profit law firm. The HCA does not represent OneCare Vermont. To get help with a health care or health insurance issue, call the HCA Helpline toll free 1-800-917-7787 to speak to a health care advocate, or visit their website here.

Insurance Payer Contact Information


Member Services: 802-651-1596 or toll-free 1-800-250-8427
For Medicaid benefit questions, click here.
For Provider Manuals and fee schedules, click here.


Call Medicare at: 1-800-MEDICARE (1-800-663-4227)
For the Medicare & You Handbook, click here.

MVP Health Care

Customer/Member Services: 1-800-825-5687 (general comments, questions and information) or click here.

For OneCare Vermont Network Participants