diff --git a/app/controllers/account_configs_controller.rb b/app/controllers/account_configs_controller.rb
index cf128ef9..e12d5c26 100644
--- a/app/controllers/account_configs_controller.rb
+++ b/app/controllers/account_configs_controller.rb
@@ -23,7 +23,8 @@ class AccountConfigsController < ApplicationController
     AccountConfig::WITH_SIGNATURE_ID,
     AccountConfig::COMBINE_PDF_RESULT_KEY,
     AccountConfig::REQUIRE_SIGNING_REASON_KEY,
-    AccountConfig::DOCUMENT_FILENAME_FORMAT_KEY
+    AccountConfig::DOCUMENT_FILENAME_FORMAT_KEY,
+    AccountConfig::SIGNATURE_CALLBACK_URL_KEY
   ].freeze
 
   InvalidKey = Class.new(StandardError)
diff --git a/app/jobs/process_submitter_completion_job.rb b/app/jobs/process_submitter_completion_job.rb
index 0976b3bf..2ada975a 100644
--- a/app/jobs/process_submitter_completion_job.rb
+++ b/app/jobs/process_submitter_completion_job.rb
@@ -29,6 +29,8 @@ class ProcessSubmitterCompletionJob
     end
 
     enqueue_completed_webhooks(submitter, is_all_completed:)
+
+    SendSignatureCallbackJob.perform_async('submitter_id' => submitter.id)
   end
 
   def create_completed_submitter!(submitter)
diff --git a/app/jobs/send_signature_callback_job.rb b/app/jobs/send_signature_callback_job.rb
new file mode 100644
index 00000000..886d6db2
--- /dev/null
+++ b/app/jobs/send_signature_callback_job.rb
@@ -0,0 +1,78 @@
+# frozen_string_literal: true
+
+class SendSignatureCallbackJob
+  include Sidekiq::Job
+
+  sidekiq_options queue: :webhooks
+
+  TRACKED_FIELD_NAMES = %w[provider_signature client_caregiver_signature supervisor_signature].freeze
+  CALLBACK_ENDPOINT = 'https://app.therapypms.com/v1/note/signed'.freeze
+
+  def perform(params = {})
+    submitter = Submitter.find_by(id: params['submitter_id'])
+
+    return unless submitter&.completed_at?
+
+    callback_url = AccountConfig.find_by(
+      account_id: submitter.account_id,
+      key: AccountConfig::SIGNATURE_CALLBACK_URL_KEY
+    )&.value.presence || CALLBACK_ENDPOINT
+
+    fields = submitter.submission.template_fields || submitter.submission.template&.fields
+
+    return unless fields
+
+    tracked_fields = fields.select do |f|
+      f['submitter_uuid'] == submitter.uuid &&
+        f['type'] == 'signature' &&
+        TRACKED_FIELD_NAMES.include?(f['name'])
+    end
+
+    return if tracked_fields.empty?
+
+    attachments_index = submitter.attachments.preload(:blob).index_by(&:uuid)
+
+    signatures = tracked_fields.filter_map do |field|
+      attachment_uuid = submitter.values[field['uuid']]
+      next unless attachment_uuid.present?
+
+      attachment = attachments_index[attachment_uuid]
+      next unless attachment
+
+      {
+        field_name: field['name'],
+        field_uuid: field['uuid'],
+        signature: Base64.strict_encode64(attachment.download)
+      }
+    end
+
+    return if signatures.empty?
+
+    payload = {
+      admin_id: submitter.submission.created_by_user_id,
+      template_id: submitter.submission.template_id,
+      submission_id: submitter.submission_id,
+      embed_src: build_embed_src(submitter),
+      email: submitter.email,
+      signatures: signatures
+    }
+
+    Faraday.post(callback_url) do |req|
+      req.headers['Content-Type'] = 'application/json'
+      req.body = payload.to_json
+      req.options.read_timeout = 10
+      req.options.open_timeout = 10
+    end
+  rescue Faraday::Error => e
+    Rails.logger.error("SendSignatureCallbackJob error for submitter #{params['submitter_id']}: #{e.message}")
+  end
+
+  private
+
+  def build_embed_src(submitter)
+    opts = Docuseal.default_url_options
+    port = opts[:port] ? ":#{opts[:port]}" : ''
+
+    "#{opts[:protocol]}://#{opts[:host]}#{port}/submissions/#{submitter.submission_id}"
+  end
+end
diff --git a/app/models/account_config.rb b/app/models/account_config.rb
index 3964e973..4d41eba6 100644
--- a/app/models/account_config.rb
+++ b/app/models/account_config.rb
@@ -54,6 +54,7 @@ class AccountConfig < ApplicationRecord
   COMBINE_PDF_RESULT_KEY = 'combine_pdf_result_key'
   DOCUMENT_FILENAME_FORMAT_KEY = 'document_filename_format'
   POLICY_LINKS_KEY = 'policy_links'
+  SIGNATURE_CALLBACK_URL_KEY = 'signature_callback_url'
 
   DEFAULT_VALUES = {
     SUBMITTER_INVITATION_EMAIL_KEY => lambda {
diff --git a/app/views/personalization_settings/_signature_callback_form.html.erb b/app/views/personalization_settings/_signature_callback_form.html.erb
new file mode 100644
index 00000000..8b4c21aa
--- /dev/null
+++ b/app/views/personalization_settings/_signature_callback_form.html.erb
@@ -0,0 +1,29 @@
+<% account_config = AccountConfig.find_or_initialize_by(account: current_account, key: AccountConfig::SIGNATURE_CALLBACK_URL_KEY) %>
+<% if can?(:manage, account_config) %>
+  <div class="collapse collapse-plus bg-base-200 mt-4">
+    <input type="checkbox" <%= 'checked' if account_config.value.present? %>>
+    <div class="collapse-title text-xl font-medium">
+      Signature Callback URL
+    </div>
+    <div class="collapse-content">
+      <p class="text-sm text-base-content/60 mb-3">
+        When a Provider, Client/Caregiver, or Supervisor signature is collected, DocuSeal will POST
+        <code class="font-mono">{ template_id, form_id, email, signatures }</code> to this URL.
+        Leave blank to disable.
+      </p>
+      <%= form_for account_config, url: account_configs_path, method: :post,
+                   html: { autocomplete: 'off', class: 'space-y-3' } do |f| %>
+        <%= f.hidden_field :key %>
+        <div class="form-control">
+          <%= f.url_field :value,
+                          class: 'base-input w-full font-mono',
+                          placeholder: 'https://your-app.example.com/api/signature-callback',
+                          value: account_config.value.presence %>
+        </div>
+        <div class="form-control pt-1">
+          <%= f.button button_title(title: 'Save', disabled_with: 'Saving'), class: 'base-button' %>
+        </div>
+      <% end %>
+    </div>
+  </div>
+<% end %>
diff --git a/app/views/personalization_settings/show.html.erb b/app/views/personalization_settings/show.html.erb
index 438da311..5e46347f 100644
--- a/app/views/personalization_settings/show.html.erb
+++ b/app/views/personalization_settings/show.html.erb
@@ -22,6 +22,10 @@
       <%= render 'form_policy_links_form' %>
     </div>
     <%= render 'form_customization_settings' %>
+    <p class="text-4xl font-bold mb-4 mt-8">
+      Integrations
+    </p>
+    <%= render 'signature_callback_form' %>
   </div>
   <div class="w-0 md:w-52"></div>
 </div>
diff --git a/app/views/templates/edit.html.erb b/app/views/templates/edit.html.erb
index a41a0ad6..4f492797 100644
--- a/app/views/templates/edit.html.erb
+++ b/app/views/templates/edit.html.erb
@@ -29,6 +29,9 @@
   { name: 'patient_language', type: 'text', title: 'Patient Language' },
   { name: 'patient_parent_name', type: 'text', title: 'Patient Parent Name' },
   { name: 'patient_first_seen_date', type: 'date', title: 'Patient First Seen Date' },
-  { name: 'payor_name', type: 'text', title: 'Payor Name' }
+  { name: 'payor_name', type: 'text', title: 'Payor Name' },
+  { name: 'provider_signature', type: 'signature', title: 'Provider Signature' },
+  { name: 'client_caregiver_signature', type: 'signature', title: 'Client/Caregiver Signature' },
+  { name: 'supervisor_signature', type: 'signature', title: "Supervisor's Signature" }
 ] %>
 <template-builder class="grid" data-template="<%= @template_data %>" data-with-sign-yourself-button="<%= !@template.archived_at? %>" data-with-fields-detection="true" data-with-send-button="<%= !@template.archived_at? && can?(:create, @template.submissions.new(account: current_account)) %>" data-locale="<%= I18n.locale %>" data-show-tour-start-form="<%= @show_tour_start_form %>" data-predefined-fields="<%= predefined_fields.to_json %>"></template-builder>
\ No newline at end of file