JOIN OR RENEW YOUR NHCMA/CSMS MEMBERSHIP Become a New Member Please click here to join the NHCMA (you will be directed to the CSMS website). If you are a YNHH intern/resident/fellow/physician click here to join. Renew Your Membership Please click here to renew your NHCMA membership today (you will be directed to the CSMS website). Questions? Contact us today.