diff --git a/clients/internal/platform/epic_legacy.go b/clients/internal/platform/epic_legacy.go
new file mode 100644
index 000000000..33bf443ab
--- /dev/null
+++ b/clients/internal/platform/epic_legacy.go
@@ -0,0 +1,43 @@
+// Copyright (C) Fasten Health, Inc. - All Rights Reserved.
+//
+// THIS FILE IS GENERATED BY https://github.com/fastenhealth/fasten-sources-gen
+// PLEASE DO NOT EDIT BY HAND
+
+package platform
+
+import (
+	"context"
+	base "github.com/fastenhealth/fasten-sources/clients/internal/base"
+	models "github.com/fastenhealth/fasten-sources/clients/models"
+	pkg "github.com/fastenhealth/fasten-sources/pkg"
+	logrus "github.com/sirupsen/logrus"
+	"net/http"
+)
+
+type sourceClientEpicLegacy struct {
+	models.SourceClient
+}
+
+/*
+This client is used for Epic/MyChart installations that do not support dynamic client registration:
+*/
+// https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4/.well-known/smart-configuration
+// https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4/metadata
+// https://fhir.epic.com/Documentation?docId=testpatients
+func GetSourceClientEpicLegacy(env pkg.FastenLighthouseEnvType, ctx context.Context, globalLogger logrus.FieldLogger, sourceCreds models.SourceCredential, testHttpClient ...*http.Client) (models.SourceClient, error) {
+	baseClient, err := base.GetSourceClientFHIR401(env, ctx, globalLogger, sourceCreds, testHttpClient...)
+	if err != nil {
+		return nil, err
+	}
+	// API requires the following headers for every request
+	baseClient.Headers["Accept"] = "application/json+fhir"
+
+	return sourceClientEpicLegacy{baseClient}, err
+}
+
+// Operation-PatientEverything is not supported - https://build.fhir.org/operation-patient-everything.html
+// Manually processing individual resources
+func (c sourceClientEpicLegacy) SyncAll(db models.DatabaseRepository) (models.UpsertSummary, error) {
+	supportedResources := append(c.GetUsCoreResources(), []string{"Account", "Appointment", "Consent", "FamilyMemberHistory", "InsurancePlan", "MedicationRequest", "NutritionOrder", "Person", "Provenance", "Questionnaire", "QuestionnaireResponse", "RelatedPerson", "Schedule", "ServiceRequest", "Slot"}...)
+	return c.SyncAllByResourceName(db, supportedResources)
+}
diff --git a/definitions/internal/platform/epic_legacy.go b/definitions/internal/platform/epic_legacy.go
new file mode 100644
index 000000000..0b2facffd
--- /dev/null
+++ b/definitions/internal/platform/epic_legacy.go
@@ -0,0 +1,49 @@
+// Copyright (C) Fasten Health, Inc. - All Rights Reserved.
+//
+// THIS FILE IS GENERATED BY https://github.com/fastenhealth/fasten-sources-gen
+// PLEASE DO NOT EDIT BY HAND
+
+package platform
+
+import (
+	models "github.com/fastenhealth/fasten-sources/definitions/models"
+	pkg "github.com/fastenhealth/fasten-sources/pkg"
+)
+
+/*
+This client is used for Epic/MyChart installations that do not support dynamic client registration:
+*/
+// https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4/.well-known/smart-configuration
+// https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4/metadata
+// https://fhir.epic.com/Documentation?docId=testpatients
+func GetSourceEpicLegacy(env pkg.FastenLighthouseEnvType, clientIdLookup map[pkg.SourceType]string) (models.LighthouseSourceDefinition, error) {
+	sourceDef := models.LighthouseSourceDefinition{}
+	sourceDef.AuthorizationEndpoint = "https://fhir.epic.com/interconnect-fhir-oauth/oauth2/authorize"
+	sourceDef.TokenEndpoint = "https://fhir.epic.com/interconnect-fhir-oauth/oauth2/token"
+	sourceDef.IntrospectionEndpoint = "https://fhir.epic.com/interconnect-fhir-oauth/oauth2/introspect"
+	sourceDef.RegistrationEndpoint = "https://fhir.epic.com/interconnect-fhir-oauth/oauth2/register"
+
+	sourceDef.Issuer = "https://fhir.epic.com"
+	sourceDef.Scopes = []string{"fhirUser", "openid", "profile"}
+	sourceDef.GrantTypesSupported = []string{"authorization_code"}
+	sourceDef.ResponseType = []string{"code"}
+	sourceDef.ResponseModesSupported = []string{"fragment", "query"}
+	sourceDef.Audience = "https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4"
+	sourceDef.CodeChallengeMethodsSupported = []string{"S256"}
+
+	sourceDef.ApiEndpointBaseUrl = "https://fhir.epic.com/interconnect-fhir-oauth/api/FHIR/R4"
+	// retrieve client-id, if available
+	if clientId, clientIdOk := clientIdLookup[pkg.SourceTypeEpicLegacy]; clientIdOk {
+		sourceDef.ClientId = clientId
+	}
+	sourceDef.RedirectUri = pkg.GetCallbackEndpoint(string(pkg.SourceTypeEpic))
+
+	sourceDef.Display = "Epic Legacy (Sandbox)"
+	sourceDef.PlatformType = pkg.SourceTypeEpicLegacy
+	sourceDef.SourceType = pkg.SourceTypeEpicLegacy
+	sourceDef.Category = []string{"Sandbox"}
+	sourceDef.Aliases = []string{}
+	sourceDef.PatientAccessUrl = "www.epic.com"
+
+	return sourceDef, nil
+}