How to Bill CPT 90937 in Specialty Medical Practices

When to Use CPT Code 90937

CPT 90937 is commonly billed in specialty practices for diagnostic testing, procedural care, or ongoing treatment services.

• •Specialty use: Nephrology, cardiology, oncology, pediatrics, wound care, nutrition, or sleep medicine
• •Service type: Diagnostic, therapeutic, or procedural service
• •Who bills it: Specialists and qualified healthcare providers

Common scenarios:

• •Dialysis and renal care
• •Cardiac diagnostic and interventional procedures
• •Radiation treatment planning
• •Pediatric developmental screening
• •Wound management and nutrition counseling

Insurance Verification Tips for CPT 90937

1. •Verify specialty-specific coverage rules.
2. •Confirm authorization and frequency limits.
3. •Apply modifiers for technical vs professional services.
4. •Ensure documentation supports medical necessity.

Example Case of CPT 90937

A specialist provides a service consistent with the patient’s diagnosis and specialty care plan.
The service is documented and billed as one unit of CPT 90937.