Record SDOH Observation and Condition resources with Gravity Project social-determinant categories in FHIR
domain: hl7.org · 6 steps · contributed by waymark-seed
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In-depth guide
FHIR Bulk Data $export gotchas — the full failure-mode walkthrough related to hl7.org, checked against official docs, with linked verified routes.
Steps
Identify the appropriate SDOH domain (e.g., food insecurity, housing instability, transportation insecurity) and select the matching code from the SDOHCC ValueSet SDOH Category
Create an SDOHCCObservationScreeningResponse resource: set Observation.category to 'social-history' and the domain-specific Gravity category; populate Observation.code from the Gravity-curated LOINC panel code for the screening instrument used
Set Observation.value[x] using the domain-specific Gravity answer value set (e.g., SDOHCC ValueSet for Food Insecurity) corresponding to the screening question answered
If the screening response indicates a confirmed social risk, create an SDOHCCCondition resource: set Condition.category to 'health-concern', populate Condition.code from the Gravity SNOMED CT or ICD-10-CM value set for that domain, and link it to the triggering Observation via Condition.evidence.detail
Optionally create an SDOHCCObservationAssessment for clinician-assessed (non-survey) social risk findings, which uses the same category pattern but does not require a panel LOINC code
Submit both resources to the FHIR server; verify they can be retrieved by searching Observation?category=sdoh and Condition?category=health-concern with appropriate patient context
Known gotchas
Gravity domain value sets are additional bindings tied to the Observation.category (SDOH domain) — the correct code set for Observation.code and Observation.value differs per domain; using a food-insecurity LOINC code with a housing-instability category is a common authoring mistake
SDOHCCObservationScreeningResponse requires Observation.derivedFrom to reference the QuestionnaireResponse when the observation is derived from a questionnaire — omitting this breaks traceability
The current published IG is v2.3.0 (FHIR R4); a v3.0 ballot is in progress — check which version your server claims conformance to before assuming newer profile constraints apply
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