Summary & Overview
HCPCS J0164: Epinephrine 0.1 mg Injection in Sodium Chloride
HCPCS Level II code J0164 represents a 0.1 mg injection of epinephrine in sodium chloride (Baxter), an injectable emergency and therapeutic medication. Nationally, this code is used in billing for parenteral administration of epinephrine across ambulatory, emergency department, and inpatient settings where acute treatment or resuscitation is provided. The code matters because accurate coding affects billing for time-sensitive, high-acuity medication administrations and supports tracking of utilization for emergency pharmacologic interventions.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of typical clinical contexts for use, common billing considerations tied to HCPCS Level II reporting, and what to expect in payer coverage patterns. The publication outlines benchmarks for code utilization and reimbursement practices, summarizes relevant policy updates affecting HCPCS Level II drug coding, and provides clinical context for when a 0.1 mg epinephrine injection is billed. Data not available in the input is noted where specific payer policies, taxonomies, ICD-10 pairings, and related service-line details are missing.
Billing Code Overview
HCPCS Level II code J0164 describes an injection of epinephrine in sodium chloride (Baxter), 0.1 mg. The service is the administration of a 0.1 mg epinephrine dose supplied in a sodium chloride solution by the manufacturer Baxter. The service type is a parenteral medication administration (injectable therapeutic drug). The typical site of service is ambulatory settings and inpatient settings where injectable emergency or therapeutic medications are given, including clinics, emergency departments, and hospital inpatient units.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult or pediatric emergency department patient presenting with anaphylaxis, severe allergic reaction, or acute bronchospasm refractory to inhaled therapy. The clinician administers a pre-diluted epinephrine injection in sodium chloride (0.1 mg) via intramuscular or subcutaneous route to promptly reverse hypotension, bronchospasm, laryngeal edema, or urticaria. The workflow includes rapid triage recognition of anaphylaxis, preparation and labeling of the J0164 vial or syringe, verification of patient identity and allergies, administration of the indicated dose, monitoring of vital signs and cardiac rhythm, documentation of indications and response, and disposition planning (observation, admission, or discharge with epinephrine autoinjector prescription and patient education). Typical sites of service are the emergency department, urgent care, inpatient hospital unit, and ambulance/prehospital settings where injectable epinephrine is required immediately.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier — standard reporting | Rarely appended; use only if payer requires a default modifier when no other modifier applies. |
22 |