{"schema_version":"alpha-profile-public-v1","slug":"luis-a-diaz-jr-m-d","canonical_url":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d","as_of":"2026-09-21T16:07:18.354611+00:00","published_at":"2026-04-21T02:55:15.270549+00:00","last_reviewed_at":"2026-05-16T03:53:34.116+00:00","identity":{"display_name":"Luis A. Diaz, Jr., M.D.","headshot_url":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","headshot_media":{"asset_id":"alpha-profile-portrait:luis-a-diaz-jr-m-d:v1","canonical_url":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","alt_text":"Portrait of Luis A. Diaz, Jr., M.D.","caption":"Luis A. Diaz, Jr., M.D. profile portrait","source_name":"Alpha governed canonical profile record","source_url":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","rights":null,"authenticity_class":null,"published_at":"2026-04-21T02:55:15.270549+00:00","current_version":1},"profile_kind":"director","role_tags":["director","board","executive"],"current_role":{"company_name":"Quest Diagnostics","company_slug":"quest-diagnostics-inc","exchange":"NYSE","ticker":"DGX","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":null,"valid_from":null,"valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.95,"evidence":{"source_type":"sec_filing","source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","effective_date":"2025-04-04","last_checked_at":"2026-05-03T01:47:45.85738+00:00"}},"photo_match":"person_record"},"assurance":{"is_claimed":false,"status":"unverified","assurance_level":null,"method":null,"verified_at":null,"expires_at":null},"claiming":{"eligible":true,"label":"Is this you? Claim your Alpha Profile","claim_url":"https://terminal.alpha.ac/claim-profile?person=luis-a-diaz-jr-m-d","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=luis-a-diaz-jr-m-d&mode=suggest","canonical_record_will_be_reused":true,"canonical_facts_owner_controlled":false},"presentation":{"schema_version":"alpha-profile-presentation-v1","state":"alpha_editorial","version":0,"published_at":null,"headline":null,"headline_evidence":null,"location":null,"photo":null,"cover":null,"about":["Head of Division of Solid Tumor Oncology at Memorial Sloan Kettering Cancer Center since 2016. Founded several biotechnology companies and provided early evidence for circulating tumor DNA as cancer biomarker. Elected to National Academy of Medicine in 2023 and appointed to National Cancer Advisory Board."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[{"organization":"Quest Diagnostics","organizationId":"quest-diagnostics-inc","title":"Director","period":"Current · start date not disclosed","evidenceLabel":"sec_filing","evidenceState":"verified","sourceUrl":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm"}],"experience":[],"education":[],"credentials":[],"section_order":null,"hidden_sections":[],"limitations":["Presentation fields do not alter independently verified Alpha Profile facts.","Owner-supplied résumé records retain their field-level evidence state.","Only confirmed company_person_roles with public evidence. Website governed_site_fallback rows are not invented. about/links are stored people.profile_summary/bio and linkedin_url only. Dates stay undisclosed when the role has no start_date. SoFi Bank is not SoFi Technologies."]},"presentation_authority":"confirmed_company_person_roles","roles":[{"company_name":"Quest Diagnostics","company_slug":"quest-diagnostics-inc","exchange":"NYSE","ticker":"DGX","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":null,"valid_from":null,"valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.95,"evidence":{"source_type":"sec_filing","source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","effective_date":"2025-04-04","last_checked_at":"2026-05-03T01:47:45.85738+00:00"}}],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Proxy extraction classified AI/ML experience for Luis A. Diaz, Jr., M.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T03:53:34.272038+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","published_at":"2026-04-06T00:00:00+00:00","last_checked_at":"2026-05-16T03:53:34.171772+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"board_membership","claim_value":{"ticker":"DGX","role_type":"Director","organization":"Quest Diagnostics Incorporated"},"claim_text":"Serves on the board of Quest Diagnostics Incorporated as Director.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.95,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T01:56:44.871845+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"Quest Diagnostics Incorporated director board source","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","published_at":"2025-04-04T00:00:00+00:00","last_checked_at":"2026-05-03T01:47:45.85738+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"board_role","claim_value":"Director","claim_text":"Luis A. Diaz, Jr., M.D. currently serves as Director at Quest Diagnostics Incorporated.","claim_state":"verified","valid_from":"2026-04-06","valid_to":null,"confidence":0.92,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T03:53:34.240963+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","published_at":"2026-04-06T00:00:00+00:00","last_checked_at":"2026-05-16T03:53:34.171772+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"committee_assignments","claim_value":["Cybersecurity Committee","Quality and Compliance Committee"],"claim_text":"Luis A. Diaz, Jr., M.D. serves on Cybersecurity Committee, Quality and Compliance Committee.","claim_state":"verified","valid_from":"2026-04-06","valid_to":null,"confidence":0.88,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T03:53:34.257214+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","published_at":"2026-04-06T00:00:00+00:00","last_checked_at":"2026-05-16T03:53:34.171772+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_company","claim_value":"Memorial Sloan Kettering Cancer Center","claim_text":"Luis A. Diaz, Jr., M.D. is linked to Memorial Sloan Kettering Cancer Center as an operating executive.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T19:59:21.967615+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","published_at":"2025-04-04T00:00:00+00:00","last_checked_at":"2026-05-15T19:59:21.729764+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_role","claim_value":"Head of the Division of Solid Tumor Oncology","claim_text":"Luis A. Diaz, Jr., M.D. is also listed as Head of the Division of Solid Tumor Oncology.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T19:59:21.924911+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","published_at":"2025-04-04T00:00:00+00:00","last_checked_at":"2026-05-15T19:59:21.729764+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Proxy extraction classified cybersecurity experience for Luis A. Diaz, Jr., M.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T03:53:34.304357+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","published_at":"2026-04-06T00:00:00+00:00","last_checked_at":"2026-05-16T03:53:34.171772+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"independence_status","claim_value":{"is_independent":true},"claim_text":"Board independence status at Quest Diagnostics Incorporated: True.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.95,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T01:56:44.871845+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"Quest Diagnostics Incorporated director board source","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","published_at":"2025-04-04T00:00:00+00:00","last_checked_at":"2026-05-03T01:47:45.85738+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Proxy extraction classified technology background for Luis A. Diaz, Jr., M.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T03:53:34.287311+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DGX DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","published_at":"2026-04-06T00:00:00+00:00","last_checked_at":"2026-05-16T03:53:34.171772+00:00","relation":"supports","excerpt_locator":null}]},{"subject":"alpha:person:luis-a-diaz-jr-m-d","claim_type":"board_service","claim_value":{"tags":[],"title":"Director","period":"Current · start date not disclosed","organization":"Quest Diagnostics","organization_id":"quest-diagnostics-inc"},"claim_text":"Director at Quest Diagnostics (Current · start date not disclosed)","valid_from":null,"valid_to":null,"verification_status":"confirmed","date_precision":"undisclosed","evidence":[{"source_url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","label":"sec_filing","evidence_state":"verified"}],"claim_state":"confirmed","version":1}],"network":{"schema_version":"alpha-profile-network-public-v1","relationships":[],"relationship_pathfinding":false,"authentication_prompt":"Sign in to see how you're connected.","limitations":["Representative factual associations only.","Shared contexts do not assert personal acquaintance.","Anonymous graph traversal is not available."]},"permissions":{"classification":"open_public_projection","public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false},"limitations":["Only permissioned public claims and evidence are included.","Absence of a claim is not evidence that the underlying fact is false.","Public retrieval does not grant model-training or redistribution rights.","Private relationships and Council activity are excluded."],"structured_data":{"@context":"https://schema.org","@type":"ProfilePage","@id":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d#profile","url":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d","dateModified":"2026-05-16T03:53:34.116+00:00","primaryImageOfPage":{"@type":"ImageObject","@id":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d#portrait","identifier":"alpha-profile-portrait:luis-a-diaz-jr-m-d:v1","contentUrl":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","url":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","caption":"Luis A. Diaz, Jr., M.D. profile portrait","creditText":"Alpha governed canonical profile record","datePublished":"2026-04-21T02:55:15.270549+00:00","representativeOfPage":true},"mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d#person","name":"Luis A. Diaz, Jr., M.D.","image":{"@type":"ImageObject","@id":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d#portrait","identifier":"alpha-profile-portrait:luis-a-diaz-jr-m-d:v1","contentUrl":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","url":"https://qzvwmfoixeflcbvpqboy.supabase.co/storage/v1/object/public/director-photos/directors/16ff77fd-00ed-4d4d-967c-fd3f5589c879.jpg","caption":"Luis A. Diaz, Jr., M.D. profile portrait","creditText":"Alpha governed canonical profile record","datePublished":"2026-04-21T02:55:15.270549+00:00","representativeOfPage":true},"url":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d","jobTitle":"Director","worksFor":{"@type":"Organization","name":"Quest Diagnostics","tickerSymbol":"NYSE: DGX"},"affiliation":[{"@type":"OrganizationRole","roleName":"Director","memberOf":{"@type":"Organization","name":"Quest Diagnostics","url":"https://registry.alpha.ac/companies/quest-diagnostics-inc","tickerSymbol":"NYSE: DGX"}}]},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1022079/000114036126013356/ny20064122x1_def14a.htm","name":"DGX DEF 14A director slate"},{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/0001022079/000093041325001171/c111937_def14a-ixbrl.htm","name":"Quest Diagnostics Incorporated director board source"}],"mainEntityOfPage":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d"},"trust":{"schema_version":"alpha-profile-trust-v1","verification":{"schema_version":"alpha-verification-states-v1","state":"corroborated","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":1,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"At least one published claim is corroborated by two or more public sources. Profile ownership is unclaimed."},"aggregation":{"schema_version":"alpha-claim-aggregation-v1","published_claim_count":10,"under_review_claim_count":0,"owner_supplied_claim_count":0,"evidence_record_count":5,"distinct_source_count":2,"conflicts":[],"conflict_count":0,"headline_conflict_count":0,"internal_review_conflict_count":0,"contradiction_types":[],"headline_conflict_types":[],"verification":{"schema_version":"alpha-verification-states-v1","state":"corroborated","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":1,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"At least one published claim is corroborated by two or more public sources. Profile ownership is unclaimed."},"coverage":{"schema_version":"alpha-coverage-metric-v1","published_claims":10,"corroborated_claims":1,"sources":5,"distinct_sources":2,"role_claims":1,"last_reviewed_at":"2026-05-16T03:53:34.116+00:00","observed_at":"2026-09-21T16:07:18.354611+00:00","freshness_days":129}},"rights":{"public_retrieval":"allowed","agent_retrieval":"allowed","redistribution":"not_granted","model_training":"not_granted","commercial_use":"not_specified","relationship_pathfinding":"not_granted","direct_contact":"not_granted"}},"projection":{"schema_version":"alpha-profile-projection-v5","entity":{"kind":"person","slug":"luis-a-diaz-jr-m-d","canonical_url":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d"},"publication":{"published_at":"2026-04-21T02:55:15.270549+00:00","last_reviewed_at":"2026-05-16T03:53:34.116+00:00","as_of":"2026-09-21T16:07:18.354611+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/luis-a-diaz-jr-m-d","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/luis-a-diaz-jr-m-d.md","media_type":"text/markdown"},"structured_data":{"embedded":true,"media_type":"application/ld+json"},"share_image":null},"permissions":{"public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false}}}