Medicare Advantage insurer · Part of Imperial Health Plan of California · 2026
Imperial Health Plan of California, Inc.
According to the Centers for Medicare & Medicaid Services (CMS) 2026 plan-year files, Imperial Health Plan of California, Inc. markets 3 Medicare Advantage plans across 1 state; average CMS star rating 3.5★.
- 3
- Plans offered
- 3.5★
- Avg: Average
- 1
- States covered
- 0
- 5-star plans
The short answer
Imperial Health Plan of California, Inc. ranks #158 of 288 Medicare Advantage insurers by plan inventory (3 plans) but #135 by average CMS star (3.50★).
- #158
- inventory rank
- 3
- plans offered
- #135
- avg star rank
- 3.50★
- mean CMS rating
CMS assigns star ratings at the contract level; inventory breadth and average quality move on different axes.
Focused state footprint
What the CMS data shows about Imperial Health Plan of California, Inc.
Imperial Health Plan of California, Inc. markets MA plans in 1 state · inventory rank #158/288 · star rank #135/212. Imperial Health Plan of California, Inc. markets 3 Medicare Advantage plans across 1 state and 50 counties in the 2026 contract year. Inside the Imperial Health Plan of California family. Product mix 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, Imperial Health Plan of California, Inc. ranks #158 of 288 Medicare Advantage insurers by plan count and #135 of 212 by average CMS star rating. Figures are CMS public-use data, informational only, not counseling.
PRE-BONUS · ONE-STATE · CONTRACT-MID · HMO-BOOK · plans #158/288 · stars #135/212
States Covered
Where Imperial Health Plan of California, 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
3.5★ Top 53% higher than 47% of 212 Medicare Advantage insurers
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 Imperial Health Plan of California, Inc.
| Plan Name | Type | State | Stars | Action |
|---|---|---|---|---|
| IMPERIAL HEALTH PLAN OF CALIFORNIA, INC. | HMO | CA | 3.5 | View details → |
| IMPERIAL HEALTH PLAN OF CALIFORNIA, INC. | HMO | CA | 3.5 | View details → |
| IMPERIAL HEALTH PLAN OF CALIFORNIA, INC. | HMO | CA | 3.5 | View details → |
Read our methodology - how this data is sourced, computed, and verified.
Read with Imperial Health Plan of California, 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 PRE-BONUS · ONE-STATE · CONTRACT-MID · HMO-BOOK.
ABS(plans_count) peer at 3 MA plans (Δ 0 wider vs Imperial Health Plan of California, Inc.); UNRATED · REGIONAL vs this page's PRE-BONUS · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 3 MA plans (Δ 0 wider vs Imperial Health Plan of California, Inc.); BELOW-PAR · ONE-STATE vs this page's PRE-BONUS · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 3 MA plans (Δ 0 wider vs Imperial Health Plan of California, Inc.); UNRATED · REGIONAL vs this page's PRE-BONUS · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 3 MA plans (Δ 0 wider vs Imperial Health Plan of California, Inc.); BELOW-PAR · ONE-STATE vs this page's PRE-BONUS · ONE-STATE · CONTRACT-MID.
ABS(avg_star) pole at 3.5★ (Δ 0.0 vs Imperial Health Plan of California, Inc.'s PRE-BONUS): CONTRACT-WIDE · ONE-STATE.
Imperial Health Plan of California, Inc.'s PRE-BONUS mean sits under the 4.0★ Quality Bonus Payment line; star measure domains matter before you weigh HMO-BOOK networks.
Using Imperial Health Plan of California, Inc.'s plan lineup
Star rating and plan availability, not the insurer's size alone.
- Imperial Health Plan of California, Inc. ranks 135 of 212 insurers by average CMS star rating (3.5★ 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.