Is my Medicare plan ending in Spearfish, SD?
Medicare plans are set by county. Spearfish is in Lawrence County, so the plans listed as leaving Lawrence County for 2027 apply to Spearfish residents.
Quick answer for Spearfish
9 Medicare plans are from 4 companies listed in Lawrence County for 2026 but not for 2027, covering at least 2,278 people enrolled today. If you live in Spearfish and have one of these plans, you can choose a new plan from October 15 to December 7, and coverage starts January 1.
Companies with plans leaving Lawrence County
| Company | Plans leaving | People enrolled (at least) |
|---|---|---|
| Medica Holding Company | 3 | 1,534 |
| Blue Cross Blue Shield of Michigan Mutual Ins. | 3 | 744 |
| Cigna HealthSpring (HCSC) | 2 | not listed |
| Aetna (CVS Health) | 1 | not listed |
Plans going away in Lawrence County
| Plan going away | Company | People enrolled (at least) |
|---|---|---|
| Medica Advantage Select (PPO) H8889-018 | Medica Holding Company | 903 |
| Blue Medicare Advantage Enhanced PPO (PPO) H5900-004 | Blue Cross Blue Shield of Michigan Mutual Ins. | 681 |
| Medica Advantage Value (PPO) H8889-017 | Medica Holding Company | 415 |
| Medica Advantage Preferred (PPO) H8889-013 | Medica Holding Company | 216 |
| Blue Medicare Advantage Classic PPO (PPO) H5900-008 | Blue Cross Blue Shield of Michigan Mutual Ins. | 50 |
| Blue Medicare Advantage Valor PPO (PPO) H5900-007 | Blue Cross Blue Shield of Michigan Mutual Ins. | 13 |
What to do if you live in Spearfish
- Read the notice from your plan. It names the plan that is ending and your choices.
- Compare 2027 options before December 7: another Medicare Advantage plan, or Original Medicare with a Medicare Supplement and a Part D drug plan.
- Check that your doctors, hospitals and pharmacy near Spearfish are covered by any plan you consider.
- Free, unbiased help: South Dakota SHIINE (Senior Health Information and Insurance Education) at (800) 536-8197, or Medicare.gov, 1-800-MEDICARE.
Is my Medicare plan ending in Spearfish?
Medicare plans are offered by service area, usually county by county. Check the list above for your plan name or plan ID. A plan can be listed because it was renumbered or replaced, so your plan notice is the final word.
What happens if I do nothing in Spearfish?
If your plan is not renewing and you do not choose a new one, you may be moved to Original Medicare, which does not include drug coverage. Compare options before December 7 and confirm your dates with Medicare.gov or your plan notice.
Do I have to enroll if I call?
No. Calling is a conversation about your options, and you are never required to enroll.
Spearfish residents: call 855-367-1095
Call Lander LLC to go over your options. There is no cost to call or to speak with an agent, and you are never required to enroll in anything.
Call 855-367-1095 Open 8 AM-10 PM Eastern timeMore for Spearfish: Spearfish health insurance · Lawrence County · All South Dakota plans ending for 2027 · Spearfish population 13,282 (Census Bureau).
Source: CMS Medicare Advantage and Part D landscape files for 2026 and 2027, and CMS enrollment data from September 2026.
Reviewed by Richard Lander, licensed insurance agent (NPN 21255551), Lander LLC. Last updated October 3, 2026. This page is educational and is not a quote, an offer of coverage, or legal or tax advice.