Medicare contract · plan years 2026 and 2027CMS landscape and crosswalk
CHRISTUS Health Plan (H1189)
H1189Contract
A company of CHRISTUS Health, sold as CHRISTUS Health Advantage
0 plans in 2027 (8 in 2026) · 8,915 members in September 2026
CHRISTUS Health Plan is the CHRISTUS Health company that holds Medicare contract H1189, sold as CHRISTUS Health Advantage. In 2027 it offers 0 plans (8 in 2026); 8 of its 2026 plans are not offered in 2027. 8,915 people were in its plans in September 2026.
Which of its plans end?
| 2026 plan | Members, Sept. 2026 | Counties in 2026 |
|---|---|---|
| CHRISTUS Health Medicare PlusH1189-004 | 4,106 | 20 |
| CHRISTUS Health Medicare CompleteH1189-003 | 2,657 | 20 |
| CHRISTUS Health Medicare PlusH1189-002 | 1,124 | 8 |
| CHRISTUS Health Medicare PlusH1189-005 | 384 | 7 |
| CHRISTUS Health Medicare GuardianH1189-008 | 329 | 36 |
| CHRISTUS Health Medicare PlusH1189-010 | 141 | 6 |
| CHRISTUS Health Medicare PlusH1189-009 | 96 | 3 |
| CHRISTUS Health Medicare GuardianH1189-007 | 78 | 8 |
Source: CMS plan crosswalk from 2026 to 2027 (Oct. 1, 2026); CMS monthly enrollment by plan and by county, September 2026 (CMS hides counts under 11).
How did CMS rate it for 2026?
The overall rating is 3.5 of 5 (health plan 4 of 5, drug plan 3.5 of 5). Of its 41 rated measures, the lowest and the highest:
| Lowest-rated measures | Stars |
|---|---|
| Statin Therapy for Patients with Cardiovascular Disease | 1 |
| Transitions of Care | 1 |
| Annual Flu Vaccine | 2 |
| Reducing the Risk of Falling | 2 |
| Highest-rated measures | Stars |
|---|---|
| MTM Program Completion Rate for CMR | 5 |
| MPF Price Accuracy | 5 |
| Drug Plan Quality Improvement | 5 |
| Members Choosing to Leave the Plan | 5 |
Source: CMS Part C and D Star Ratings data tables, 2026 (October 2025).
What else should you check?
- All CHRISTUS Health Advantage plansEvery contract of the brand
- Star ratings of every contractThe 2026 ratings, and 2027 when CMS publishes them
- Find a plan by its IDFrom the card or a letter