diff --git a/app/models/concerns/form526_claim_fast_tracking_concern.rb b/app/models/concerns/form526_claim_fast_tracking_concern.rb
index 99d03e94b8b..d09d1793f8d 100644
--- a/app/models/concerns/form526_claim_fast_tracking_concern.rb
+++ b/app/models/concerns/form526_claim_fast_tracking_concern.rb
@@ -91,6 +91,10 @@ def disabilities
     form.dig('form526', 'form526', 'disabilities')
   end
 
+  def increase_disabilities
+    disabilities.select { |disability| disability['disabilityActionType']&.upcase == 'INCREASE' }
+  end
+
   def increase_only?
     disabilities.all? { |disability| disability['disabilityActionType']&.upcase == 'INCREASE' }
   end
@@ -188,18 +192,19 @@ def update_form_with_classification_code(classification_code)
   end
 
   def log_max_cfi_metrics_on_submit
-    ClaimFastTracking::DiagnosticCodesForMetrics::DC.intersection(diagnostic_codes).each do |diagnostic_code|
-      next unless disabilities.any? do |dis|
-        diagnostic_code == dis['diagnosticCode']
-      end
+    user = User.find(user_uuid)
+    max_cfi_enabled = Flipper.enabled?(:disability_526_maximum_rating, user) ? 'on' : 'off'
+    ClaimFastTracking::DiagnosticCodesForMetrics::DC.each do |diagnostic_code|
+      next unless max_rated_diagnostic_codes_from_ipf.include?(diagnostic_code)
 
-      next unless max_rated_disabilities_from_ipf.any? do |dis|
-        diagnostic_code == dis['diagnostic_code']
-      end
+      disability_claimed = diagnostic_codes.include?(diagnostic_code)
 
-      user = User.find(user_uuid)
-      max_cfi_enabled = Flipper.enabled?(:disability_526_maximum_rating, user) ? 'on' : 'off'
-      StatsD.increment("#{MAX_CFI_STATSD_KEY_PREFIX}.#{max_cfi_enabled}.submit.#{diagnostic_code}")
+      if disability_claimed
+        StatsD.increment("#{MAX_CFI_STATSD_KEY_PREFIX}.#{max_cfi_enabled}.submit.#{diagnostic_code}")
+      end
+      Rails.logger.info('Max CFI form526 submission',
+                        id:, max_cfi_enabled:, disability_claimed:, diagnostic_code:,
+                        total_increase_conditions: increase_disabilities.count)
     end
   rescue => e
     # Log the exception but but do not fail, otherwise form will not be submitted
@@ -244,6 +249,10 @@ def max_rated_disabilities_from_ipf
     end
   end
 
+  def max_rated_diagnostic_codes_from_ipf
+    max_rated_disabilities_from_ipf.pluck('diagnostic_code')
+  end
+
   # Fetch and memoize all of the veteran's open EPs. Establishing a new EP will make the memoized
   # value outdated if using the same Form526Submission instance.
   def open_claims
diff --git a/spec/models/form526_submission_spec.rb b/spec/models/form526_submission_spec.rb
index 1e858439e05..98b6d027e60 100644
--- a/spec/models/form526_submission_spec.rb
+++ b/spec/models/form526_submission_spec.rb
@@ -91,9 +91,17 @@
 
       before do
         allow(StatsD).to receive(:increment)
+        allow(Rails.logger).to receive(:info)
         Flipper.disable(:disability_526_maximum_rating)
       end
 
+      def expect_max_cfi_logged(max_cfi_enabled, disability_claimed, diagnostic_code, total_increase_conditions)
+        expect(Rails.logger).to have_received(:info).with(
+          'Max CFI form526 submission',
+          { id: subject.id, max_cfi_enabled:, disability_claimed:, diagnostic_code:, total_increase_conditions: }
+        )
+      end
+
       context 'the submission is for tinnitus' do
         let(:form_json) do
           File.read('spec/support/disability_compensation_form/submissions/only_526_tinnitus.json')
@@ -117,6 +125,7 @@
             it 'logs CFI metric upon submission' do
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.on.submit.6260')
+              expect_max_cfi_logged('on', true, 6260, 1)
             end
           end
 
@@ -137,6 +146,7 @@
             it 'logs CFI metric upon submission' do
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.off.submit.6260')
+              expect_max_cfi_logged('off', true, 6260, 1)
             end
           end
 
@@ -180,7 +190,7 @@
         end
       end
 
-      context 'the submission is for tinnitus and hypertension' do
+      context 'the submission is from a Veteran with rated tinnitus and hypertension' do
         let(:form_json) do
           File.read('spec/support/disability_compensation_form/submissions/only_526_two_cfi_with_max_ratings.json')
         end
@@ -218,6 +228,18 @@
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.on.submit.6260')
               expect(StatsD).not_to have_received(:increment).with('api.max_cfi.on.submit.7101')
+              expect_max_cfi_logged('on', true, 6260, 2)
+            end
+
+            context 'when the submission omits tinnitus' do
+              let(:form_json) do
+                File.read('spec/support/disability_compensation_form/submissions/only_526_hypertension.json')
+              end
+
+              it 'logs CFI metric upon submission for tinnitus being omitted' do
+                subject.start
+                expect_max_cfi_logged('on', false, 6260, 1)
+              end
             end
           end
 
@@ -228,6 +250,7 @@
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.on.submit.6260')
               expect(StatsD).not_to have_received(:increment).with('api.max_cfi.on.submit.7101')
+              expect_max_cfi_logged('on', true, 6260, 2)
             end
           end
 
@@ -261,6 +284,7 @@
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.off.submit.6260')
               expect(StatsD).not_to have_received(:increment).with('api.max_cfi.off.submit.7101')
+              expect_max_cfi_logged('off', true, 6260, 2)
             end
           end
 
@@ -271,6 +295,7 @@
               subject.start
               expect(StatsD).to have_received(:increment).with('api.max_cfi.off.submit.6260')
               expect(StatsD).not_to have_received(:increment).with('api.max_cfi.off.submit.7101')
+              expect_max_cfi_logged('off', true, 6260, 2)
             end
           end