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Health insurance & Medicare · San Diego, CA (San Diego County)

Medicare Advantage, Supplement & Part D Plans in San Diego, California

15.1% of San Diego residents are 65 or older, about 209,200 people, below the U.S. average of 17.7%. Side-by-side help with Medicare Advantage, Medicare Supplement (Medigap) and Part D prescription drug plans, whether you are turning 65, retiring from an employer plan, or reviewing your plan during the Annual Enrollment Period. Olive, a licensed agent with Manna Financial Services, helps San Diego, CA households compare Medicare plans by phone or video, and the first conversation is free.

What matters for Medicare plans in San Diego

7.9% of adults in San Diego are veterans, so VA health care is part of the picture for many local households. VA coverage and Medicare are separate, and if you delay Part B you may owe a late-enrollment penalty if you sign up later. Military retirees with TRICARE need Part A and Part B to keep TRICARE For Life.

San Diego is younger than U.S. overall (median age 36.4). Whether you are turning 65 yourself or helping a parent, the seven-month Initial Enrollment Period around the 65th birthday is the window to plan for.

San Diego by the numbers

  • 15.1% of San Diego residents are 65 or older, about 209,200 people, below the U.S. average of 17.7%.
  • 15.2% of San Diego workers have government jobs, above the U.S. share of 14.1%, including 5.1% in federal jobs (U.S.: 2.4%).
  • 7.9% of adults in San Diego are veterans, above the U.S. share of 6.1%.
  • About 155,200 San Diego residents are between 55 and 64, the group that will reach Medicare age over the next ten years.

San Diego and nearby communities

Place65 or olderMedian ageVeterans
San Diego15.1%36.47.9%
Los Angeles14.8%372.3%
Phoenix12.6%355.5%
San Francisco17.5%39.22.4%
U.S.17.7%39.16.1%

Sources: U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates.

How we help with Medicare plans

  • Turning 65: timing for Parts A, B and D to avoid late-enrollment penalties
  • Medicare Advantage vs Medicare Supplement, explained side by side
  • Prescription check against each plan's drug list
  • Annual review during the October 15 to December 7 enrollment period

Read our full guide to Medicare plans

Rules that apply in California

  • Your Initial Enrollment Period is the seven months around your 65th birthday: three months before, your birthday month and three months after.
  • The Medicare Annual Enrollment Period runs October 15 to December 7 for coverage that starts January 1.
  • Medicare Supplement open enrollment lasts six months, starting the month you are 65 or older and enrolled in Part B. During it, insurers cannot turn you down for health reasons.
  • For free, unbiased counseling, residents can contact their local State Health Insurance Assistance Program (SHIP) or call 1-800-MEDICARE.

We do not offer every plan available in your area. Please contact Medicare.gov, 1-800-MEDICARE, or your local State Health Insurance Program (SHIP) to get information on all of your options.

Manna Financial Services is not connected with or endorsed by the U.S. government or the federal Medicare program.

Questions from San Diego

When can I change my Medicare plan?

During the Annual Enrollment Period, October 15 to December 7, for coverage starting January 1. If you are in a Medicare Advantage plan, the Medicare Advantage Open Enrollment Period from January 1 to March 31 allows one change. Some life events create Special Enrollment Periods.

Do I need to visit an office in San Diego?

No. Olive works with San Diego and San Diego County households by phone or video, so you can compare options from home. Most applications and signatures can be completed online.

Talk with Olive about Medicare plans.

Free, no obligation, by phone or video. Or call or text (937) 388-5346.