diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..61c885c
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,25 @@
+cachetools==4.2.2
+certifi==2021.5.30
+cffi==1.14.6
+chardet==4.0.0
+google-api-core==1.31.0
+google-auth==1.32.1
+google-cloud-bigquery==2.20.0
+google-cloud-core==1.7.1
+google-crc32c==1.1.2
+google-resumable-media==1.3.1
+googleapis-common-protos==1.53.0
+grpcio==1.38.1
+idna==2.10
+packaging==21.0
+proto-plus==1.19.0
+protobuf==3.17.3
+pyasn1==0.4.8
+pyasn1-modules==0.2.8
+pycparser==2.20
+pyparsing==2.4.7
+pytz==2021.1
+requests==2.25.1
+rsa==4.7.2
+six==1.16.0
+urllib3==1.26.6
diff --git a/writeback.py b/writeback.py
new file mode 100644
index 0000000..71157e2
--- /dev/null
+++ b/writeback.py
@@ -0,0 +1,82 @@
+from google.cloud import bigquery
+from datetime import date
+import json
+
+
+##fill in path to SA JSON key
+my_json_key = ""
+
+def healthcare_prediction(request):
+    client = bigquery.Client.from_service_account_json(
+        my_json_key)
+    request_json = request.get_json(silent=True)
+    print("request_json: ", request_json)
+    # check to make sure all params are filled
+    patient_id = request_json["data"]["patient_id"]
+    # first_name = request_json["form_params"]["First Name"]
+    # last_name = request_json["form_params"]["Last Name"]
+    age_tier = request_json["form_params"]["Age Tier"]
+    gender = request_json["form_params"]["Gender"]
+    race = request_json["form_params"]["Race"]
+    wellness_screened = request_json["form_params"]["Wellness Screened in the Past Year"]
+    # city = request_json["form_params"]["City"]
+    state = request_json["form_params"]["State"]
+    encounter_type = request_json["form_params"]["Encounter Type"]
+    procedure_type = request_json["form_params"]["Procedure Type"]
+    practictioner_investigator = request_json["form_params"]["Practictioner Examiner"]
+    length_of_stay = request_json["form_params"]["Length of Stay"]
+    admission_date = request_json["form_params"]["Admission Date"]
+    discharge_date = request_json["form_params"]["Discharge Date"]
+    last_discharge_date = request_json["form_params"]["Last Discharge Date"]
+    curr_date = date.today()
+    # insert record into sql table
+    sql_string = f"""
+        INSERT INTO
+        looker-private-demo.healthcare_demo_live.new_patient_visits(
+            patient_id,
+            patient_name,
+            patient_age_tier__sort_,
+            patient_age_tier,
+            patient_us_core_ethnicity,
+            patient_gender,
+            patient_us_core_race,
+            patient_is_wellness_screened_in_the_past_year,
+            patient_birth_place__city,
+            patient_birth_place__state,
+            encounter_type_coding_display,
+            observation__category__coding_display,
+            practitioner_investigator,
+            encounter_length_of_stay,
+            admission_date,
+            discharge_date,
+            last_discharge_date
+        )
+        VALUES (
+            '0fd0ae11-7a98-4b18-8246-b41fd3cbd38a',
+            'Chong Torp',
+            "4",
+            '{age_tier}',
+            "White",
+            '{gender}',
+            '{race}',
+            '{wellness_screened}',
+            'Beverly',
+            '{state}',
+            '{encounter_type}',
+            '{procedure_type}',
+            '{practictioner_investigator}',
+            CAST('{length_of_stay}' as INT64),
+            DATE('{curr_date}),
+            DATE('{discharge_date}'),
+            DATE('{last_discharge_date}')
+        )
+        """
+    query_job = client.query(sql_string)
+    results = query_job.result()
+
+    return (json.dumps({
+        "looker": {
+            "success": True,
+            "refresh_query": True
+        }
+    }), 200)