Summary & Overview
CPT 99248: Subsequent Observation Care, Moderate Complexity
CPT code 99248 is a critical billing code for subsequent observation care, per day, in hospital settings. It is designed for the evaluation and management of patients who require ongoing assessment, including a detailed interval history, detailed examination, and medical decision making of moderate complexity. This code is widely used by internal medicine physicians, hospitalists, and family medicine physicians to document and bill for continued observation services, ensuring appropriate reimbursement for the complexity of care provided.
Blue Cross Blue Shield is a key payer covered in this analysis, reflecting the importance of understanding payer-specific policies and benchmarks for observation care. Readers will gain insights into the clinical context of CPT 99248, including its role in managing common conditions such as pneumonia, hypertension, diabetes, urinary tract infections, and chest pain. The publication also covers relevant modifiers, associated taxonomies, and related CPT codes, providing a comprehensive overview of billing and policy considerations for subsequent observation care.
This summary offers a national perspective on the use and significance of CPT 99248, equipping healthcare professionals, administrators, and policy analysts with essential information for navigating observation care billing and compliance.
CPT Code Overview
CPT 99248 is used for subsequent observation care, per day, in the evaluation and management of patients requiring at least two of three key components: a detailed interval history, a detailed examination, and medical decision making of moderate complexity. This code is most commonly utilized by internal medicine physicians and hospitalists in observation rooms, designated as Place of Service 22. The service type is Internal Medicine, focusing on ongoing assessment and management of patients under observation status in a hospital setting.
Clinical & Coding Specifications
Clinical Context
A patient is admitted to the observation room (Place of Service 22) for evaluation and management by an internal medicine physician, hospitalist, or family medicine physician. The patient may present with symptoms such as chest pain, fever, or urinary complaints. During subsequent observation care, the provider performs a detailed interval history, a detailed examination, and medical decision making of moderate complexity. The patient is monitored for changes in clinical status, response to treatment, and readiness for discharge or further inpatient admission. Common diagnoses in this setting include pneumonia, essential hypertension, type 2 diabetes mellitus without complications, urinary tract infection, and unspecified chest pain.
Coding Specifications
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Modifiers:
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Modifier
25: Significant, Separately Identifiable Evaluation and Management Service by the Same Physician on the Same Day of the Procedure or Other Service. Used when an E/M service is distinct from other procedures performed on the same day. -
Modifier
24: Unrelated Evaluation and Management Service by the Same Physician During a Postoperative Period. Used when the E/M service is unrelated to the surgical procedure during the postoperative period.
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Provider Taxonomies:
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