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Document and Entity Information
 12 Months Ended
Dec. 31, 2019
shares
Document and Entity Information [Abstract]  
Document Type 20-F
Amendment Flag false
Document Registration Statement false
Document Annual Report true
Document Period End Date Dec. 31, 2019
Document Transition Report false
Document Shell Company Report false
Document Fiscal Year Focus 2019
Document Fiscal Period Focus FY
Entity Registrant Name Concord Medical Services Holdings Ltd
Entity Central Index Key 0001472072
Current Fiscal Year End Date --12-31
Trading Symbol CCM
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Accelerated Filer
Entity Common Stock, Shares Outstanding 130,241,995
Entity Shell Company false
Entity Emerging Growth Company false