Medicare Advantage insurer · Part of Marshfield Clinic Health System, Inc. · 2026

Security Health Plan of Wisconsin, Inc.

According to the Centers for Medicare & Medicaid Services (CMS) 2026 plan-year files, Security Health Plan of Wisconsin, Inc. markets 6 Medicare Advantage plans across 1 state; average CMS star rating 4.5★.

6
Plans offered
4.5★
Avg: Top-rated
1
States covered
0
5-star plans

The short answer

Security Health Plan of Wisconsin, Inc. ranks #109 of 288 Medicare Advantage insurers by plan inventory (6 plans) but #32 by average CMS star (4.50★).

#109
inventory rank
6
plans offered
#32
avg star rank
4.50★
mean CMS rating

CMS assigns star ratings at the contract level; inventory breadth and average quality move on different axes.

Product mix · this insurer

How 6 Security Health Plan of Wisconsin, Inc. plans split by CMS plan type

Exclusive plan-type inventory for this organization in plans_unique, orthogonal to the star-distribution chart below.

Higher average CMS star band

Security Health Plan of Wisconsin, Inc. in the higher-star third

Security Health Plan of Wisconsin, Inc. ranks #32 of 212 rated insurers by mean CMS star (4.50★) - top-third quality band. Security Health Plan of Wisconsin, Inc.'s mean CMS star 4.50★ (TOP-TIER) sits in the higher-star third of rated insurers (#32 of 212). Inside the Marshfield Clinic Health System, Inc. family. Product mix HMO POS, HMO; 0 plans at 5 stars. Enrollment is not disclosed in the public file for this plan year. According to PlainMedicare's CMS plan-year corpus ranking, Security Health Plan of Wisconsin, Inc. ranks #109 of 288 Medicare Advantage insurers by plan count and #32 of 212 by average CMS star rating. Figures are CMS public-use data, informational only, not counseling.

TOP-TIER · ONE-STATE · CONTRACT-MID · HMO-BOOK · plans #109/288 · stars #32/212

States Covered

Where Security Health Plan of Wisconsin, Inc. sits on CMS quality

Average CMS star rating across the insurer's own Medicare Advantage plans, against every rated insurer in the CMS file

4.5★ Top 5% higher than 95% of 212 Medicare Advantage insurers

2.25★–2.5★: 1 Medicare Advantage insurers (0%). Below this entry. 2.5★–2.75★: 7 Medicare Advantage insurers (3%). Below this entry. 2.75★–3★: 3 Medicare Advantage insurers (1%). Below this entry. 3★–3.25★: 37 Medicare Advantage insurers (17%). Below this entry. 3.25★–3.5★: 7 Medicare Advantage insurers (3%). Below this entry. 3.5★–3.75★: 50 Medicare Advantage insurers (24%). Below this entry. 3.75★–4★: 9 Medicare Advantage insurers (4%). Below this entry. 4★–4.25★: 44 Medicare Advantage insurers (21%). Below this entry. 4.25★–4.5★: 8 Medicare Advantage insurers (4%). Below this entry. 4.5★–4.75★: 36 Medicare Advantage insurers (17%). This entry sits in this band. 4.75★–5★: 1 Medicare Advantage insurers (0%). Above this entry. 5★–5.25★: 9 Medicare Advantage insurers (4%). Above this entry. This insurer 2.25★ 5.25★ every rated insurer, bucketed by value

Each bar is a band; taller bars hold more Medicare Advantage insurers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Advantage Star Ratings 2026 · 2026-09-01

Plans Offered by Security Health Plan of Wisconsin, Inc.

Plan Name Type State Stars Action
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO POS WI 4.5 View details →
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO POS WI 4.5 View details →
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO POS WI 4.5 View details →
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO POS WI 4.5 View details →
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO WI 4.5 View details →
SECURITY HEALTH PLAN OF WISCONSIN, INC. HMO POS WI 4.5 View details →
Note: PlainMedicare provides CMS data for informational purposes only. This is not medical or insurance advice. Contact the insurer directly or visit Medicare.gov to confirm plan availability and current benefits in your county.

Read with Security Health Plan of Wisconsin, Inc.

ABS(plans_count) peers first, then an ABS(avg_star) quality pole and a stamp-branched guide, not a fixed Related strip. This page stamps TOP-TIER · ONE-STATE · CONTRACT-MID · HMO-BOOK.

Data sourced from the Centers for Medicare & Medicaid Services (CMS). See our methodology for details. Retrieved and formatted by PlainMedicare

Using Security Health Plan of Wisconsin, Inc.'s plan lineup

Star rating and plan availability, not the insurer's size alone.

  • Security Health Plan of Wisconsin, Inc. ranks 32 of 212 insurers by average CMS star rating (4.5★ average) - compare against the plans available in your own county. How star ratings work
  • Weigh total cost, not just premium: compare plan details using Medicare.gov before you enroll. Medicare Plan Compare
  • Check that your doctors and drugs are in-network before you enroll, and confirm the plan on Medicare.gov. Choosing a plan

Insurer-level averages combine every plan the organization files with CMS; the plan sold in your county may differ.

PlainMedicare is rendered directly from CMS Medicare Advantage and Part D public files, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a correction. Data current as of 2026-09-01.