57 Common US Billing Codes

Medical CPT & HCPCS Code Directory

Search any 5-digit code from your hospital bill or doctor's statement to see fair prices, plain English definitions, and questions to ask billing.

🔍

Office & Evaluation

9 codes

Doctor appointments, new patient evaluations, and established patient follow-up visits.

ER Visit

5 codes

Emergency department severity levels 1 through 5 and physician emergency evaluations.

Lab & Blood Tests

11 codes

Routine blood draws, metabolic panels, lipid profiles, urinalysis, and CBC tests.

Imaging

11 codes

Diagnostic X-rays, 2D and 3D screening mammograms, spinal MRIs, and radiological scans.

Cardiology

5 codes

Electrocardiograms (ECGs/EKGs), echocardiograms, and continuous Holter heart monitoring.

Mental Health

4 codes

Diagnostic psychiatric evaluations, family therapy, and 45-60 minute psychotherapy sessions.

Procedures

3 codes

Simple wound repairs, superficial laceration suturing, and minor outpatient procedures.

Injections

5 codes

Therapeutic, prophylactic, and diagnostic subcutaneous or intramuscular injections and immunizations.

Medications

4 codes

HCPCS 'J' codes for injectable emergency room medications, antibiotics, and vitamins.

Can't Find Your Code or Have a Complex Hospital Bill?

Use our free, private Explainer Tool to paste your raw digital statement or EOB text. We automatically detect all CPT codes and translate insurance jargon in seconds.

Analyze My Bill Now