ICD-10 Assign the Appropriate Diagnoses for the Following Outpatient Scenario

Essay

ICD-10
Assign the appropriate diagnoses for the following outpatient scenario:
Patient presents with abdominal pain, duration of 7 days, increasing in severity. Patient awoke this morning with temperature of 104.1 along with nausea and chills. Workup in ED was negative for appendicitis and gallbladder disease. Will prescribe pain meds and work up further as an outpatient for the possibility of gastritis.​