v3.25.2
Document And Entity Information - shares
 6 Months Ended
Jun. 30, 2025
Aug. 08, 2025
Cover Page    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Fiscal Year Focus 2025  
Document Transition Report false  
Entity File Number 001-39421  
Entity Registrant Name Orchestra BioMed Holdings, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 92-2038755  
Entity Address, Address Line One 150 Union Square Drive  
Entity Address, City or Town New Hope  
Entity Address, State or Province PA  
Entity Address, Postal Zip Code 18938  
City Area Code 215  
Local Phone Number 862-5797  
Title of 12(b) Security Common stock, par value $0.0001 per share  
Trading Symbol OBIO  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   53,955,085
Entity Central Index Key 0001814114  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q2  
Amendment Flag false