Medicare call number — Boulder, CO
Last updated: September 24, 2026
What affects the price
Medicare pricing isn't a one-size-fits-all situation. Several variables influence what you might pay each month. Your specific location is a major factor, as costs change depending on the state or county where you reside. Another key element is the type of plan you select, such as a Medicare Advantage plan versus a standalone prescription drug policy. Your current health needs and the specific medications you take regularly also impact the total amount. Exact pricing confirmed free on the call.
About this service
This is the direct phone line you use to reach the federal Medicare system for help with your benefits or eligibility. Whether you are dealing with a billing discrepancy or just need to update your mailing address, this is the primary resource for getting accurate information directly from the source. It is helpful to have your Medicare number nearby before dialing.
Frequently asked in Boulder
What are Aetna Medicare Advantage plans?
What does 'supplement Medicare' mean?
How much will Medicare cost me each month?
What are UnitedHealthcare Medicare Advantage plans?
What is Medicare Advantage?
What is the Medicare tel number for assistance?
What Medicare services are available?
Also serving nearby: Longmont · Westminster · Arvada · Thornton · Lakewood
More on this: Medicare.gov — official plan comparison.
Service area details
Serving all of Boulder — population 105,898; about 3,937 residents per square mile across 26.9 sq mi. ZIP codes covered include 80301, 80302, 80303, 80304, 80305, 80306, 80307, 80308.
Neighborhoods served in Boulder: Downtown Boulder, University Hill, Newlands, Gunbarrel, South Boulder, Mapleton Hill — and every surrounding area.
Areas we serve
Browse by state, then city.