H0504 — Blue Shield of California

Local CCP · Parent: California Physicians' Service

4-star 2026 overall CMS published 2026-05-14 02:06 UTC

Trending up — H0504's overall star rose from 3.5 (2025) to 4 (2026). Plans that move into 4-star territory cross the threshold for the CMS Quality Bonus Payment.

Year-over-year ratings

Plan year	Overall	Part C summary	Part D summary
2025	3.5	3	4
2026	4	3.5	4.5

2026 domain stars

CMS groups the underlying measures into five performance domains for Medicare Advantage plans. Each domain rolls up to a star rating that contributes to the overall summary.

Staying Healthy: Screenings, Tests and Vaccines: 4
Managing Chronic (Long Term) Conditions: 4
Member Experience with Health Plan: 3
Member Complaints and Changes in the Health Plan's Performance: 4
Health Plan Customer Service: 4

Contract metadata

Contract Number: H0504
Contract Name: CALIFORNIA PHYSICIANS' SERVICE
Organization (marketing name): Blue Shield of California
Parent Organization: California Physicians' Service
Organization Type: Local CCP
Special Needs Plan: No

Contract Number is the CMS-assigned identifier for a Medicare contract. A single parent organization typically operates many contracts (e.g., one per state market). The Star Ratings published here reflect the rolled-up performance for the contract as a whole.

Get the full forensic

MA Star Forensics extends this register with the measure-level cut-point forensics, the under-the-hood projection model for next year's ratings, cohort comparisons against named peer sets, and the dollar-at-stake analysis per measure improvement. Available under institutional license to Medicare Advantage plans, healthcare PE, and provider contracting teams.

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