Medicare contract · plan years 2026 and 2027CMS landscape and crosswalk
Health Plan of Careoregon, Inc. (H5859)
H5859Contract
A company of CareOregon, Inc., sold as CareOregon Advantage
1 plan in 2027 (1 in 2026) · 13,050 members in September 2026
Health Plan of Careoregon, Inc. is the CareOregon, Inc. company that holds Medicare contract H5859, sold as CareOregon Advantage. In 2027 it offers 1 plan (1 in 2026); every one of its 2026 plans continues in 2027. 13,050 people were in its plans in September 2026.
What plans does H5859 offer for 2027?
| Plan | Type | Monthly premium | Out-of-pocket limit | Area | For 2027 |
|---|---|---|---|---|---|
| CareOregon Advantage PlusH5859-001 | HMO D-SNP | $0 | $9,850 | 5 counties | renews |
Source: CMS Medicare Advantage and Part D landscape files for 2027 (Sept. 22, 2026, revised Sept. 30) and 2026 (Sept. 2, 2026 revision); CMS plan crosswalk from 2026 to 2027 (Oct. 1, 2026).
How did CMS rate it for 2026?
The overall rating is 3.5 of 5 (health plan 3 of 5, drug plan 4 of 5). Of its 40 rated measures, the lowest and the highest:
| Lowest-rated measures | Stars |
|---|---|
| Monitoring Physical Activity | 1 |
| Special Needs Plan (SNP) Care Management | 1 |
| Plan All-Cause Readmissions | 1 |
| Customer Service | 1 |
| Highest-rated measures | Stars |
|---|---|
| Medication Adherence for Hypertension (RAS antagonists) | 5 |
| Drug Plan Quality Improvement | 5 |
| Call Center – Foreign Language Interpreter and TTY Availability | 5 |
| Health Plan Quality Improvement | 5 |
Source: CMS Part C and D Star Ratings data tables, 2026 (October 2025).
What else should you check?
- All CareOregon 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