E1

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes and a procedure or service to the upper left eyelid. Use of this modifier does not affect reimbursement, but if not used may delay payment.

E2

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes and identifies a procedure or service to the lower left eyelid. Use of this modifier does not affect reimbursement, but if not used may delay payment.

E3

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes and identifies a procedure or service to the upper right eyelid. Use of this modifier does not affect reimbursement, but if not used may delay payment.

E4

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes and identifies a procedure or service to the lower right eyelid. Use of this modifier does not affect reimbursement, but if not used may delay payment.

EJ

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes and identifies a single treatment for subsequent claim for therapy (e.g., erythropoietin [EPO], sodium hyaluronate, infliximab).

EM

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating emergency reserve supplies for end-stage renal disease (ESRD). This is for supplies dispensed to patients on home dialysis.

EP

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating a service provided as part of the Medicaid Early and Periodic Screening, Diagnosis, and Treatment (EPSDT) Program.

ET

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating an emergency treatment.

EY

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating there was no physician’s order for the item or service.F