Patient presents with a diffuse erythematous maculopapular rash, consistent with a viral exanthem.  Onset of rash reported as [Date of onset].  Distribution of rash noted on [Location of rash - e.g., face, trunk, extremities].  Associated symptoms include [List symptoms - e.g., fever, malaise, pruritus, coryza, cough, diarrhea].  Patient denies known exposure to contagious illnesses.  Differential diagnoses considered include rubella, rubeola, roseola infantum, fifth disease (erythema infectiosum), and nonspecific viral exanthem.  Physical examination reveals [Specific findings - e.g., blanching rash, morbilliform eruption, discrete macules, papules].  Temperature recorded as [Temperature].  Lymphadenopathy [Present/Absent].  No signs of dehydration or respiratory distress.  Diagnosis of viral exanthem is made based on clinical presentation.  Treatment plan includes symptomatic management with antipyretics for fever and antihistamines for pruritus, as needed.  Patient education provided on supportive care, including hydration, rest, and over-the-counter pain relief.  Follow-up recommended if symptoms worsen or new symptoms develop.  ICD-10 code B08.9, Viral exanthem, unspecified, assigned.  Medical billing codes for evaluation and management services will be determined based on the complexity of the visit.