{"uid":"cap_ICRb4sRj2gu9kPxx03TXS","slug":"medicare-advantage-part-d-star-ratings-lookup-0f461b60","name":"Medicare Advantage & Part D Star Ratings Lookup","description":"Official CMS Medicare Star Ratings for Medicare Advantage (Part C) and Part D contracts from the newest Star Ratings Data Tables: contract number, organization type, contract and marketing name, parent organization, SNP flag, Part C summary, Part D summary and overall star rating (1-5, half stars). Search by contract ID, organization or parent name, organization type or minimum overall stars.","url":"https://api.healthtravel-api.workers.dev/api/health/medicare-advantage-star?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"limit":{"type":"string","description":"Contracts, 1 to 200 (default 50)"},"offset":{"type":"string","description":"Skip this many (paging)"},"parent":{"type":"string","description":"Text in parent organization / contract / marketing name, e.g. Humana"},"orgType":{"type":"string","description":"Organization type contains, e.g. Local CCP, PDP, PFFS"},"contract":{"type":"string","description":"Contract number, e.g. H0028"},"minStars":{"type":"string","description":"Minimum overall (or Part D for PDPs) rating, e.g. 4"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_iRZwJ2kh4NWiBApIqarhy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns official CMS Medicare Star Ratings for Medicare Advantage (Part C) and Part D contracts, searchable by contract ID, organization name, type, or minimum star rating.","exampleAgentPrompt":"Can you look up the CMS Medicare Advantage star ratings for all Humana contracts that have an overall rating of at least 4 stars?","exampleUseCases":[{"title":"Top-rated Medicare Advantage plan research","prompt":"Show me all Medicare Advantage plans with at least 4.5 overall stars so I can compare my options for next year's enrollment."},{"title":"Specific contract star rating check","prompt":"What is the CMS star rating for Medicare contract H0028? I need the Part C and Part D summary ratings and the overall score."},{"title":"Employer benefits benchmarking","prompt":"Pull up all Local CCP Medicare Advantage contracts from UnitedHealth Group and show me their star ratings so I can see how they rank."}],"resultDescription":"Returns a paginated list of Medicare contract records, each including: contract number, organization type, contract name, marketing name, parent organization, SNP flag, Part C summary star rating, Part D summary star rating, and overall star rating (1–5 in half-star increments), sourced from the latest official CMS Star Ratings Data Tables.","failureModes":["Invalid contract number format returns empty results or 404","minStars value outside 1–5 range may return an error or empty set","orgType string that doesn't match known CMS organization types returns no results","Pagination offset beyond total records returns empty array","Rate limiting or payment failure returns 402 or 429 error"],"whenToPreferThis":"Use this endpoint when you need authoritative CMS Medicare star ratings for Medicare Advantage (Part C) or Part D contracts — especially when filtering by insurer name, contract ID, organization type, or minimum star threshold. It is the right choice for benefits research, plan comparison, compliance checking, or any workflow requiring official government quality ratings for Medicare health plans.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:41:35.644Z","isFirstParty":false,"canonicalSlug":"medicare-advantage-part-d-star-ratings-lookup-0f461b60"}