MRF Metadata ============ hospital_name: Mark Twain Medical Center source_url: https://www.dignityhealth.org/content/dam/dignity-health/documents/mrf-json/southern-california/json/680127677_mark-twain-medical-center_standardcharges.json?target=%22_blank%22 data_downloaded: 2026-01-12T19:48:34.168683 filename: 680127677_mark-twain-medical-center_standardcharges.json filesize: 74288817 md5: 9465e630d05c5398d5065a3c2c80c990 last_updated_on: 2025-09-30 file_format: json schema_version: 2.2.1