Medicare Advantage Plans in Jefferson County, OR:
Your Complete 2027 Guide
In Jefferson County, OR, Medicare beneficiaries have 3 Medicare Advantage plans to consider for 2027. Among them, 1 are offered at a $0 premium. About 321 people in the County are currently enrolled, and 0% of plans are rated 4 stars or higher. Special Needs Plans are not included in the figures shown above. Explore SNP options for Jefferson County, OR here. For a broader view beyond Medicare Advantage, see all Medicare coverage options in Jefferson County.
Page last revised:
Enrollment data refreshed: October 5, 2026
* Each year CMS evaluates Medicare Advantage plans on a 5-star scale. Data sources
Medicare Advantage HMO-POS Plans
HMO Point-of-Service (HMO-POS) plans blend elements of HMO and PPO coverage. You can see providers outside the network, but out-of-network services typically cost more. This type of plan may appeal to people who like the lower costs of an HMO but also want occasional flexibility to go out of network.
- Total HMO-POS Plans 3
- Average Premium $98.67/mo
- Beneficiaries Enrolled 321
- $0 Premium HMO-POS 1
- Average MOOP $7,750
- Most Popular HMO-POS PacificSource Medicare Oregon Basic (HMO-POS) with 294 enrollees
- HMO-POS Without Drug Coverage 1
| Health Plan Name | CMS Rating* | Premium Per Mo | MOOP | PDP Ded. | CMS Plan ID |
|---|---|---|---|---|---|
| PacificSource Medicare Cascade Classic Rx | $98 | $9,850 | $700 | H3864 046 0 | |
| PacificSource Medicare Cascade Premier Rx | $198 | $7,150 | $700 | H3864 006 0 | |
| PacificSource Medicare Oregon Basic | $0 | $6,250 | N/A | H3864 002 0 |
What is the total number of HMO-POS plans in Jefferson?
There are 3 HMO-POS plans in 2027, covering 321 beneficiaries.
How much do HMO-POS plans cost on average in Jefferson?
The average HMO-POS premium is $98.67, with 1 costing $0.
What is the leading HMO-POS plan in Jefferson?
PacificSource Medicare Oregon Basic (HMO-POS) is the most popular HMO-POS plan in Jefferson, with 294 enrollees.
What is the number of HMO-POS plans without Part D coverage in Jefferson?
1 HMO-POS plans in Jefferson do not include drug coverage.
The table below shows the quality ratings for Medicare Advantage plans offered in Jefferson County, OR for 2027.
| Rating Category | Number of Plans | Percent of Plans |
|---|---|---|
| 5 Stars | No 5-star plans available. | 0% |
| 4 Stars (includes 5 Stars) | 0 | 0% |
| 3 Stars | 3 | 100% |
| Below 3 Stars | 0 | 0% |
| Not Rated | 0 | 0% |
| Average Rating | 3 | |
In Jefferson County, Medicare Advantage enrollment follows specific timelines. Understanding these options—whether it’s your first time enrolling or switching plans—helps you choose coverage that matches your health and budget.
When You Can Sign Up
- Initial Enrollment Period (IEP): Lasting seven months around your 65th birthday, this period lets you enroll in Medicare for the first time. You may also choose a Medicare Advantage plan during this time. Learn more
- Medicare Advantage Open Enrollment Period (MA OEP): Between January 1 and March 31, people already enrolled in Medicare Advantage can make a one-time change—switch to another plan or return to Original Medicare. Learn more
- Annual Enrollment Period (AEP): Each fall, from October 15 to December 7, Medicare beneficiaries can review their coverage and make changes for the next plan year. Learn more
- Special Enrollment Periods (SEPs): Life events like moving to a new service area, losing other health coverage, or becoming eligible for assistance may open a Special Enrollment Period to adjust your Medicare coverage. Learn more
Ways to Enroll in Medicare Advantage
- Consult a Licensed Agent: Call a licensed insurance agent at 1-833-748-3201 (TTY 711), available Mon-Fri 8AM-10PM, Sat 9AM-8PM EST, for help reviewing your Medicare options.
- Contact the Plan Provider Directly: Start enrollment by reaching out to the plan provider through their website or by phone with their member services team.
- Use Medicare.gov: At Medicare.gov, you can compare Medicare Advantage plans side by side and enroll securely online.
The MA and MAPD plans on this page are available to people on Medicare enrolled in both Medicare Part A and Part B living in Culver, Madras, Terrebonne, Warm Springs, and all other areas of Jefferson County, Oregon. For a broader view of coverage choices across the state, see Medicare plan options in Oregon.
Plans Offered through Medicare.org
Medicare Advantage and Part D plans and benefits offered by the following carriers: Aetna Medicare, Anthem Blue Cross and Blue Shield, Aspire Health Plan, Baylor Scott & White Health Plan, Dean Health Plan, Devoted Health, Florida Blue Medicare, Freedom Health, Health Care Service Corporation, HealthSpring℠, HealthSun, Healthy Blue, Humana, Molina Healthcare, Mutual of Omaha, Medica Central Health Plan, Optimum HealthCare, Premera Blue Cross, SCAN Health Plan, Simply, UnitedHealthcare®, Wellcare, WellPoint
- CMS.gov, Landscape Source Files — Version: CY2027 Landscape (202609.1)
- CMS.gov, Medicare Part C & D Performance — Version: 2027 Star Ratings Data Tables
- CMS.gov, Plan Benefits Package — Version: PBP Benefits-2027
- CMS.gov, Medicare Advantage/Part D Contract and Enrollment Data — Version: 2026-09
Some facts and percentages shown on this page (such as average premiums, distribution of plan types, and percentage of $0 premium plans) are calculated by Medicare.org using data from the CMS Landscape file, Plan Benefits Package (PBP) files and Part C & D Performance files. All underlying values originate from CMS, and calculations are refreshed whenever CMS issues updated data. Enrollment counts and rankings (such as Top 3 plans by enrollment) are derived from CMS monthly enrollment files and aggregated at the county level.
Medicare.org separates Medicare Advantage (MA/MAPD) plans and Special Needs Plans (SNPs) into different pages for clarity. As a result, plan counts, percentages, and other calculations shown here may differ from the aggregate totals published in the CMS Landscape files. All plan availability and benefit details originate from CMS.
Learn more about how we use CMS data.
- Medicare.gov, "Compare types of Medicare Advantage Plans" — Last accessed 25 May, 2025
- Medicare.gov, "Your coverage options" — Last accessed 25 May, 2025
- AARP.org, "The Big Choice: Original Medicare vs. Medicare Advantage" — Last accessed 25 May, 2025
Some facts and percentages shown on this page (such as average premiums, distribution of plan types, and percentage of $0 premium plans) are calculated by Medicare.org using data from the CMS Plan Benefits Package (PBP) files and Part C & D Performance files. All underlying values originate from CMS, and calculations are refreshed whenever CMS issues updated data.
To explore how 2027 Medicare Advantage plans available in Jefferson County compare with plans offered elsewhere, you can search the Medicare Advantage plan directory to review options nationwide using the same authoritative data sources.
Medicare.org is owned and operated by Health Network Group, LLC, an Allstate company. Medicare.org provides information only and is not connected with or endorsed by the U.S. Government or the federal Medicare program.
Data provenance documentation is maintained in alignment with the U.S. Core Data for Interoperability (USCDI) Provenance standard.
Page content independently curated and maintained by David W. Bynon, Editorial Steward, using a standardized, data-driven methodology for accurate Medicare coverage interpretation and resolution.