| Medicare Advantage 2018 Precertification Requirements | Effective Jan 1, 2018 · CA, CO, CT, GA, IN, KY, ME, MO, NH, NV, OH, VA, WI | 158 | Original policy ↗ |
| Medicare Advantage Precertification Requirements – 2019 | CA, CO, CT, GA, IN, KY, ME, MO, NH, NV, OH, VA, WI | 191 | Original policy ↗ |
| Medicare Advantage Provider Guidebook | Effective Dec 1, 2018 · Medicaid · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Oct 1, 2021 · Medicaid · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Oct 1, 2020 · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Oct 1, 2022 · Medicaid · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Jul 1, 2020 · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Dec 1, 2020 · Medicaid · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Apr 8, 2022 · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | MULTI-BC-CR-PM-008699-26-GRP2620 · Effective Apr 1, 2026 · Medicaid · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | Effective Jan 1, 2020 · CA | — | Original policy ↗ |
| Medicare Advantage Provider Manual | MULTI-BC-CR-PM-037957-23-CPN37889 · Effective Dec 1, 2023 · Medicaid · CA | — | Original policy ↗ |
| Moderate (Conscious) Sedation – Professional and Facility | C-25001 · Effective Jul 1, 2026 · Commercial · CA | 7 | Original policy ↗ |
| Modifier 22 – Professional | C-12003 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Modifier 25 and 57: Evaluation and Management with Global Procedures | C-09011 · Effective Jan 1, 2026 · Commercial · CA | 8 | Original policy ↗ |
| Modifier 26 and TC: Professional and Technical Component | C-20004 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Modifier 50 and 51: Multiple and Bilateral Surgery – Professional | C-08004 · Effective Jul 1, 2026 · Commercial · CA | 61 | Original policy ↗ |
| Modifier 62 - Professional | C-21005 · Effective Apr 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Modifier 66 - Professional | C-21006 · Effective Jan 1, 2027 · Commercial · CA | — | Original policy ↗ |
| Modifier 66: Surgical Teams – Professional | C-21006 · Effective Jul 1, 2024 · Commercial · CA | — | Original policy ↗ |
| Modifier FB – Professional and Facility | C-22003 · Effective Jul 1, 2024 · Commercial · CA | — | Original policy ↗ |
| Modifier Rules - Professional | C-08010 · Effective Jul 1, 2024 · Commercial · CA | 11 | Original policy ↗ |
| Modifier Usage - Facility | C-23005 · Effective Jul 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Modifier Usage - Professional | C-08010 · Effective Jan 1, 2027 · Commercial · CA | 11 | Original policy ↗ |
| Modifiers 59 and XE, XP, XS, and XU: Distinct Procedural Service - Professional | C-09006 · Effective Jul 1, 2026 · Commercial · CA | 130 | Original policy ↗ |
| Modifiers 80, 81, 82 and AS: Assistant at Surgery - Professional | C-08006 · Effective Apr 1, 2026 · Commercial · CA | 44 | Original policy ↗ |
| Modifiers 90, 91, and 92: Laboratory Services – Professional and Facility | C-26002 · Effective Jan 1, 2027 · Commercial · CA | 6 | Original policy ↗ |
| Molecular Signature Test for Predicting Response to Tumor Necrosis Factor Inhibitor Therapy | LAB.00042 · Commercial | 1 | Original policy ↗ |
| MRI Guided High Intensity Focused Ultrasound Ablation for Non-Oncologic Indications | MED.00057 · Commercial | 6 | Original policy ↗ |
| Multiple Diagnostic Imaging Procedures – Professional and Facility | C-25003 · Effective Jul 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Multiple Procedure Payment Reduction – Professional | C-23003 · Effective Oct 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Multiple Surgery - Facility | C-21004 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Multiple Surgery - Facility | C-21004 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Multiple Surgery - Facility | C-21004 · Effective Jan 1, 2027 · Commercial · CA | — | Original policy ↗ |
| Multiplex Autoantigen Microarray Testing for Systemic Lupus Erythematosus | LAB.00036 · Commercial | 2 | Original policy ↗ |
| Near-Infrared Coronary Imaging and Near-Infrared Intravascular Ultrasound Coronary Imaging | RAD.00057 · Commercial | 1 | Original policy ↗ |
| Network Participation Request – Behavioral Health Facility | Commercial · CA | — | Original policy ↗ |
| Non-invasive Cardiac Management and Monitoring Systems | MED.00134 · Commercial | 5 | Original policy ↗ |
| Non-Patient Laboratory Services – Facility | C-21001 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Nurse Practitioner and Physician Assistant Services - Professional | C-20001 · Effective Jan 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Observation Services - Facility | C-11005 · Effective Oct 1, 2026 · Commercial · CA | 14 | Original policy ↗ |
| Observation Services- Facility | C-11005 · Effective Jul 20, 2022 · Commercial · CA | — | Original policy ↗ |
| Once-per-Lifetime Procedures - Professional | C-15003 · Effective Jul 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Opiod Use Assessment Brochure | Commercial · CA, CO, CT, GA, IN, KY, ME, MO, NH, NV, OH, VA, WI | — | Original policy ↗ |
| Oral, Pharyngeal and Maxillofacial Surgical Treatment for Obstructive Sleep Apnea or Snoring | SURG.00129 · Commercial | 23 | Original policy ↗ |
| Out of Network Outpatient Treatment Request | CABC-CD-002132-22 · Medicaid · CA | — | Original policy ↗ |
| Outpatient Drug Screen Testing - Facility | C-17004 · Effective Jan 1, 2026 · Commercial · CA | 5 | Original policy ↗ |
| Outpatient Facility Revenue Code Billing Requirements - Facility | C-18003 · Effective Jul 1, 2024 · Commercial · CA | — | Original policy ↗ |
| Outpatient Facility Revenue Code Billing Requirements - Facility | C-18003 · Effective Oct 1, 2026 · Commercial · CA | — | Original policy ↗ |
| Overhead Expense for Office Based Surgery and Diagnostic Testing- Professional | C-13002 · Effective Jan 1, 2026 · Commercial · CA | 2 | Original policy ↗ |