Knowledge Base ← Customer Feedback for the Provider Directory and Drug Formulary JSON - Background Information → Online Resources Troubleshooting Coverage and Self-Service Help JSON - Dental / SADP → Stand Alone Dental Plans - File Location Stand Alone Dental Plans - Formulary Guidance Off-Exchange SADPs JSON - Errors → How do I add/change contacts for the CMS Machine Readable Data Error Report? What is an EOF error? What do the numbers in front of an error indicate? What is the difference between a 'warning' and an 'error'? JSON - File Formatting → JSON File Location on Issuer Website Multiple Files / Splitting Files Data Dictionary and Allowable Values Correct Formatting for null / "NULL" Values JSON Specification Version 14 articles → JSON - Index File → Index File Requirement Index File Submission and Updates Index File Formatting Sharing/Grouping Files with Other Issuers Issuer ID for Index File 6 articles → JSON - Programmatic Requirements → 2020 Programmatic Information 2017 Schema Update - Programmatic Information Requirements for SBM or just FFM? HTTPS and FTP Questions Large Group Coverage 15 articles → JSON - Specific Data Elements Information → Accepting Patients Address and Street Address Benefits/Telemedicine Cost-Sharing and Cost-Sharing Sub Fields Cost Sharing: Co-Insurance and Co-Payment "Not Applicable" 20 articles → Marketplace API → Marketplace API Overview Marketplace API Use Cases Marketplace API FAQs All articles → Online Resources JSON File Location on Issuer Website Index File Requirement Stand Alone Dental Plans - File Location Accepting Patients 70 articles →