diff --git a/content/millennium/r4/clinical/summary/condition.md b/content/millennium/r4/clinical/summary/condition.md
index 1214c4589..1c3df06e7 100644
--- a/content/millennium/r4/clinical/summary/condition.md
+++ b/content/millennium/r4/clinical/summary/condition.md
@@ -46,6 +46,18 @@ The following fields are returned if valued:
 
 <%= terminology_table(:condition, :r4) %>
 
+## Extensions
+
+* [Diagnosis Type]
+
+### Custom Extensions
+
+All URLs for custom extensions are defined as `https://fhir-ehr.cerner.com/r4/StructureDefinition/{id}`
+
+ ID                         | Value\[x] Type      | Description
+----------------------------|---------------------|---------------------------------------
+ `diagnosis-type`           | [`CodeableConcept`] | Represents the type of diagnosis.
+
 ## Search
 
 Search for Conditions that meet supplied query parameters:
@@ -315,6 +327,8 @@ The common [errors] and [OperationOutcomes] may be returned.
 [`date`]: https://hl7.org/fhir/R4/search.html#date
 [`reference`]: https://hl7.org/fhir/r4/search.html#reference
 [`token`]: https://hl7.org/fhir/R4/search.html#token
+[`CodeableConcept`]: http://hl7.org/fhir/r4/datatypes.html#CodeableConcept
 [errors]: ../../../#client-errors
 [OperationOutcomes]: ../../../#operation-outcomes
 [FHIR<sup>®</sup> Update]: https://hl7.org/fhir/R4/http.html#update
+[Diagnosis Type]: https://fhir-ehr.cerner.com/r4/StructureDefinition/diagnosis-type?_format=json
diff --git a/content/millennium/r4/foundation/conformance/structure-definition.md b/content/millennium/r4/foundation/conformance/structure-definition.md
index 7c5347417..9c2deecc7 100644
--- a/content/millennium/r4/foundation/conformance/structure-definition.md
+++ b/content/millennium/r4/foundation/conformance/structure-definition.md
@@ -85,6 +85,7 @@ Authorization is not required.
  [`communication-preference`]                                | The communication methods preferred by a patient.
  [`custom-attribute`]                                        | The client-defined custom attribute for the resource.
  [`description`]                                             | The description providing additional details of the resource.
+ [`diagnosis-type`]                                          | Represents the type of diagnosis.
  [`email-status`]                                            | The status of the electronic communication.
  [`estimated-financial-responsibility-amount`]               | The estimated amount to be collected for the encounter.
  [`estimated-financial-responsibility-not-collected-reason`] | The reason no estimated amount is collected for the encounter.
@@ -147,6 +148,7 @@ Authorization is not required.
 [`coverage-encounter`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/coverage-encounter?_format=json
 [`custom-attribute`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/custom-attribute?_format=json
 [`description`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/description?_format=json
+[`diagnosis-type`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/diagnosis-type?_format=json
 [`email-status`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/email-status?_format=json
 [`estimated-financial-responsibility-amount`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/estimated-financial-responsibility-amount?_format=json
 [`estimated-financial-responsibility-not-collected-reason`]: https://fhir-ehr.cerner.com/r4/StructureDefinition/estimated-financial-responsibility-not-collected-reason?_format=json