HMO · Special Needs Plan · Contract H4471 · 2026
Blue Cross OF California Partnership Plan, Inc.
Blue Cross OF California Partnership Plan, Inc. is a HMO Medicare Advantage plan from Anthem Blue Cross, available in 1 state. Here is its CMS quality rating, drug coverage, and benefits.
- 3.0★
- Average
- $0
- Premium/mo
- 3.0★
- Average
- 1
- States available
The verdict
Blue Cross OF California Partnership Plan, Inc. holds a 3.0-star CMS rating, placing it below the national median of 484 rated Medicare Advantage contracts nationwide, at a $0 monthly premium.
- 24th pct.
- nationwide CMS rating percentile (of 484)
- 3.0★
- overall CMS star rating
- $0
- monthly premium
- $105
- annual drug deductible
Percentile is computed against every CMS-rated Medicare Advantage contract nationwide (contract_summary), not just plans sold in your area.
Where Blue Cross OF California Partnership Plan, Inc. sits on CMS quality
This contract's overall CMS star rating, against every rated Medicare Advantage contract nationwide
3★ Top 76% higher than 24% of 484 CMS Medicare contracts
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Source CMS Medicare Advantage Star Ratings 2026 · 2026-09-01
Blue Cross OF California Partnership Plan, Inc. plan score
A single 0-100 verdict combining Blue Cross OF California Partnership Plan, Inc.'s nationwide standing on 4 of 4 CMS-filed measures: quality, affordability, cost protection, and supplemental-benefit richness, each from its own CMS source file. A missing filing drops out and redistributes its weight rather than deflating the score.
68/100
Percentile-weighted across 4 of 4 measures
- CMS quality (star rating)
- F 3 stars
24th percentile nationwide
- Affordability (premium)
- A 0 $/mo
100th percentile nationwide
- Cost protection (deductible)
- A 105 $/yr
91th percentile nationwide
- Benefit richness (supplemental coverage)
- A 5 benefits
100th percentile nationwide
Benchmarked live against every plan or plan-county row reporting each measure in the current CMS extract (CY2026 Star Ratings, Landscape file, and Plan Benefit Package). Not a CMS-endorsed score; PlainMedicare's own weighting (quality 40%, affordability 25%, cost protection 15%, benefit richness 20%).
What the CMS Data Shows About Blue Cross OF California Partnership Plan, Inc.
Blue Cross OF California Partnership Plan, Inc. operates under CMS contract H4471, issued by Anthem Blue Cross (parent organization Elevance Health, Inc.). The contract is classified as a HMO product, which governs how enrollees access care: HMOs require in-network providers and referrals for most specialist care, trading network flexibility for lower cost-sharing. This contract is also flagged in CMS data as a Special Needs Plan (SNP), meaning enrollment is restricted to beneficiaries meeting specific eligibility criteria, chronic condition, dual Medicare-Medicaid status, or institutional residence. Service area spans 1 state (CA) and 17 counties, a geography set at the CMS service-area definition level.
The overall CMS Star Rating for this contract is 3.0 out of 5.0. This rating synthesizes 27 individual quality measures spanning 8 CMS domains, including clinical outcomes, patient experience (CAHPS), member complaints and appeals, and plan operations. The Part D drug-benefit portion of this contract carries a separate CMS Star Rating of 3.0, which reflects pharmacy cost, adherence to chronic medications, and drug pricing accuracy. Ratings at 4+ stars trigger federal Quality Bonus Payments that insurers typically reinvest in supplemental benefits.
On costs, this contract lists a monthly plan premium of $0 (no premium beyond Part B) and an annual Part D drug deductible of $105.00, from the CMS CY2026 Landscape file; every enrollee also pays the standard Part B premium. Beyond standard Medicare Parts A and B, the contract documents 15 supplemental benefits in the CMS benefits file, coverage extras such as dental, vision, hearing aids, fitness programs, and OTC allowances that Original Medicare does not provide. Before enrolling, verify that your preferred providers participate in the plan's network for your specific county, review the current Summary of Benefits, and confirm that your prescriptions appear on the plan formulary. All figures shown come from CMS public-use files for the 2026 contract year; this page is informational only and is not personalized Medicare counseling advice.
Quality Measures by Domain
Managing Chronic Conditions
12 measuresCare for Older Adults – Pain Assessment
Controlling High Blood Pressure
Diabetes Care – Blood Sugar Controlled
Diabetes Care – Eye Exam
Follow-up after Emergency Department Visit for People with Multiple High-Risk Chronic Conditions
Getting Needed Care
Improving Bladder Control
Kidney Health Evaluation for Patients with Diabetes
Osteoporosis Management in Women who had a Fracture
Reducing the Risk of Falling
Statin Therapy for Patients with Cardiovascular Disease
Transitions of Care
Member Experience
1 measuresGetting Appointments and Care Quickly
Complaints & Changes
2 measuresHealth Plan Quality Improvement
Plan Makes Timely Decisions about Appeals
Customer Service
2 measuresCall Center – Foreign Language Interpreter and TTY Availability
Call Center – Foreign Language Interpreter and TTY Availability
Drug Plan Customer Service
1 measuresComplaints about the Drug Plan
Drug Safety & Pricing
4 measuresMedication Adherence for Cholesterol (Statins)
Medication Adherence for Hypertension (RAS antagonists)
MTM Program Completion Rate for CMR
Statin Use in Persons with Diabetes (SUPD)
Tests & Vaccines
2 measuresAnnual Flu Vaccine
Improving or Maintaining Physical Health
Member Complaints and Changes in the Drug Plan’s Performance
3 measuresDrug Plan Quality Improvement
Members Choosing to Leave the Plan
Rating of Drug Plan
Supplemental Benefits
| Benefit | Covered | Max Benefit |
|---|---|---|
| Dental (Preventive) | ✓ Yes | $3,000 |
| Hearing Aids | ✓ Yes | - |
| Hearing Exam | ✓ Yes | - |
| Vision, Eye Exam | ✓ Yes | - |
| Vision, Eyewear | ✓ Yes | - |
County Availability
Medicare Advantage Guides
Official Medicare resources
Frequently Asked Questions
What is the star rating for Blue Cross OF California Partnership Plan, Inc.?
Blue Cross OF California Partnership Plan, Inc. (Contract H4471) by Anthem Blue Cross has an overall CMS star rating of 3.0 out of 5. Star ratings are based on quality measures including preventive care, chronic disease management, and member satisfaction.
How much does Blue Cross OF California Partnership Plan, Inc. cost per month?
Blue Cross OF California Partnership Plan, Inc. has a monthly plan premium (Part C + D combined) of $0, no premium beyond your Part B premium, with an annual Part D drug deductible of $105. Every enrollee also pays the standard Part B premium (about $202.90/month in 2026). Premiums are from the CMS CY2026 Landscape file and can vary by county; confirm current costs on Medicare.gov.
What type of plan is Blue Cross OF California Partnership Plan, Inc.?
Blue Cross OF California Partnership Plan, Inc. is a HMO Medicare Advantage plan offered by Anthem Blue Cross. This is also a Special Needs Plan (SNP) designed for beneficiaries with specific diseases, characteristics, or care needs. HMO plans generally require you to use in-network providers and get referrals for specialists.
Where is Blue Cross OF California Partnership Plan, Inc. available?
Blue Cross OF California Partnership Plan, Inc. is available in 1 state (CA) across 17 counties. Coverage area can vary, check with the insurer or Medicare.gov for exact availability in your ZIP code.
What supplemental benefits does Blue Cross OF California Partnership Plan, Inc. offer?
Blue Cross OF California Partnership Plan, Inc. covers 15 supplemental benefits beyond standard Medicare, including dental preventive, hearing aids, hearing exam, vision eye exam, vision eyewear. Many Medicare Advantage plans include dental, vision, and hearing coverage not available under Original Medicare.
How is Blue Cross OF California Partnership Plan, Inc. rated on quality measures?
CMS evaluates Blue Cross OF California Partnership Plan, Inc. across 27 individual quality measures spanning 8 domains, including DD1: Drug Plan Customer Service, DD2: Member Complaints and Changes in the Drug Plan’s Performance, DD4: Drug Safety and Accuracy of Drug Pricing and more. These measures cover clinical outcomes, patient experience, and plan operations.
Data Source
Data from CMS Medicare Advantage 2026 Star Ratings and Plan Finder datasets. Contract ID: H4471. Last updated: 2026 plan year.
Nationwide Medicare Advantage plans with similar county footprint or CMS star rating
Data-derived peers across the CMS Landscape file: nearest county inventory and nearest overall CMS star rating at the contract level. Not parent-org containment or same-state overlap.
Similar county footprint
- Kaiser Foundation HP OF Co 17 counties
- Care Improvement Plus South Central Insurance Co. 17 counties
- COX Health Systems HMO Inc 17 counties
- Kaiser Permanente Insurance Company 17 counties
- Devoted Health Insurance Company OF Kansas 17 counties
- Alignment Health Plan OF North Carolina, Inc. 17 counties
Similar CMS star rating
Related
Before you enroll in Blue Cross OF California Partnership Plan, Inc.
Star rating and network fit matter more than the premium alone.
- This contract holds a 3.0-star CMS rating, below the national median of rated plans nationwide - see how star ratings are built before comparing plans. How star ratings work
- Check that your doctors and drugs are in-network before you enroll, and confirm the plan on Medicare.gov. Medicare Plan Compare
- This plan documents 15 supplemental benefits beyond Original Medicare - see how it stacks up against Original Medicare's coverage. MA vs Original Medicare
Figures are from CMS CY2026 public files for this contract; benefits and premiums can vary by the specific plan you enroll in and your county.
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.
CMS lists 131,985 Medicare Advantage and Part D plan records in the current public files. PlainMedicare refreshes this registry with each annual release.