| Proposal | Author(s) | Status |
| Country field in LOCATION table github issue | Ajit Londhe | There are many discussions of additions to the LOCATION table, on the forum including by the GIS workgroup |
| Projection/weight for each domain table | Christian Reich | |
| Certainty of Diagnosis | Christian Reich | |
Addition of observed on admission to Condition_Occurrence table | Clair Blacketer | Closed, this was addressed by proposal #84 |
| Add a food component reference table | Clair Blacketer | |
| address remaining gaps between eCQM elements/attributes and OMOP | Daniella Meeker | |
| Encounters, Care Transitions and Referral Information | Daniella Meeker, Jennifer, Melanie | This seems to be addressed by proposal #70 |
| Provenance of data and source attribution | Daniella Meeker | |
| Allow drug classes to be used in drug_concept_id | Dmitry Dymshyts, Hugh Kawabata | |
| Revamping SMQs | Don O'Hara | |
| Procedure occurrence modifiergithub issue | Evanette Burrows | |
| Revision of tables included in the CDM Schema | Frank DeFalco, Patrick Ryan | Move to Forum? |
| Extension of visit concepts | Lisa Shilling, Rimma Belenkaya | Forum |
| De-integration of type conceptsgithub issue | Rimma, Jennifer, Sigfried | |
| Normalization of FACT RELATIONSHIP table into table fields | Rimma, Sigfried | |
| Dealing with more than one location over time | Robert Miller | |
Visualization for navigating vocabularies, concepts, and concept relationships | Sigfried Gold | This now is a separate workgroup |
| Exploration of Support for Clinical Trial Data | Vojtech Huser | Forum |
| Harmonization of procedure concepts | Vojtech Huser | |
| Support for different Earth regions github issue | Vojtech Huser | |
| Deeper Semantic Standardization | Vojtech Huser | Forum |
| Drug route column in DRUG_ERA table | Vojtech Huser | |
| Split indication into labeled, off-label and contraindication | | |
| Adding PROM data to CDM github issue | Catherine Kerr, Colin Orr | |
| Define Genomics | | |
| Revise Observation Table | | |
| Vocabulary Conventions | | |
| Create simplified LOINC fields (without method) | | |
| Conceptualizing the drug_exposure.sig field | | |
| Representing granular Visits in visit_occurrence tablegithub_issue | Gowtham Rao | |
| Cost Table Changes (Add Person_id, Dates and normalize) github issue | Gowtham Rao | |
| Location Table Changes (Add latitude and longitude) github issue | Gowtham Rao | Forum |
| Care_Site Table Changes (Add place_of_service_source_concept_id) | Gowtham Rao | Forum |
| Split SNOMED into country-specific vocabularies | John Snyder | |
| Tobacco smoking conventions | Don Torok, Rimma Belenkaya | |