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Find Supplemental Insurance Agents in Cos Cob, CT

Looking for a supplemental insurance agent in Cos Cob? Review the directory below to compare your options.

2 agents listed
Updated May 2026
Cos Cob, CT
Important: Listings are compiled from publicly available sources and have not been independently verified by BeforeInsuranceUSA.com. We do not endorse any agent or guarantee outcomes. Verify licensing and disciplinary status with the Department of Insurance of Connecticut before hiring.
Showing 2 supplemental insurance agents in Cos Cob, CT Listings are displayed in no particular order and are not ranked by BeforeInsuranceUSA. Order does not constitute a recommendation or endorsement of any agent.
The Warner Agency: Allstate Insurance
261 E Putnam Ave, Cos Cob, CT 06807
(203) 869-8220 agents.allstate.com
Griffith E. Harris Insurance of Greenwich
137 E Putnam Ave, Cos Cob, CT 06807
(203) 869-9200 griffitheharris.com

Supplemental insurance agents in Cos Cob Connecticut help residents choose Medigap or Medicare Advantage plans that work with Original Medicare. Connecticut law provides a guaranteed issue period for Medigap plans when you first enroll in Medicare Part B. Local agents can explain how Connecticut state regulations affect your coverage options and costs.

What Does a Supplemental Insurance Agent in Cos Cob Cost?

Medigap plan costs in Connecticut typically range from 100 to 300 dollars per month for a 65-year-old nonsmoker. Medicare Advantage plans often have low or zero monthly premiums but may have copays and network limits. Costs vary by plan type location and your health status. This is general information not insurance advice.

* Cost estimates are general ranges based on publicly available data and compiled using automated research tools. Actual fees vary by agent and case complexity. This is not insurance advice — consult directly with an agent for fee specifics.

Frequently Asked Questions

What is a supplemental insurance agent in Cos Cob?
A supplemental insurance agent helps you compare and enroll in Medigap or Medicare Advantage plans. These agents are licensed in Connecticut and know the local insurance market in Cos Cob.
When can I enroll in a Medigap plan in Connecticut?
You have a six-month Medigap open enrollment period that starts when you are 65 and enrolled in Medicare Part B. During this time you can buy any Medigap plan without medical underwriting.
Are there Connecticut-specific rules for supplemental insurance?
Yes. Connecticut requires Medigap insurers to offer coverage to people under 65 with certain disabilities. Also Connecticut has a birthday rule that allows you to switch Medigap plans within 30 days of your birthday without health questions.