Patient presents with signs and symptoms consistent with an ingrown hair, clinically diagnosed as pseudofolliculitis barbae.  The affected area, located [Location - e.g., chin, neck, axilla], exhibits [Descriptive features - e.g., erythema, hyperpigmentation, papules, pustules].  Patient reports [Symptoms - e.g., tenderness, pain, itching, burning] at the site.  On examination, a curled or coiled hair is observed beneath the skin surface.  The surrounding skin may be inflamed, indicating folliculitis.  Differential diagnoses considered include bacterial folliculitis, contact dermatitis, and furunculosis.  The diagnosis of ingrown hair is based on visual inspection and patient history.  No laboratory tests were deemed necessary at this time.  Treatment plan includes [Treatment - e.g., warm compresses, topical antibiotics, manual extraction if appropriate].  Patient education provided regarding proper shaving techniques, including the use of sharp razors, shaving in the direction of hair growth, and avoiding close shaves, to prevent recurrence.  Follow-up recommended if symptoms worsen or do not improve within [Timeframe - e.g., one to two weeks].  ICD-10 code L73.9 (Trichiasis) may be considered.  This documentation supports medical necessity for the evaluation and management of this condition.