| 91087 | EBV Antibody to Early D Antigen, IgG |
| 91088 | EBV Antibody to Nuclear Antigen, IgG |
| 91089 | EBV by PCR |
| 2362 | EBV Capsid Antigen, IgG |
| 91393 | EBV Quantitation by PCR |
| 2360 | EBV, Profile |
| 91090 | Echovirus Antibodies |
| 91091 | Ehrlichia chaffeensis Antibodies, IgG / IgM |
| 91018 | Elavil + Nortriptyline |
| 1407 | Electrolyte Panel |
| 1129 | Electrolytes, Urine |
| 2070 | Electrophoresis, Immunofixation Panel |
| 2149 | Electrophoresis, Immunofixation [Urine] |
| 91092 | Endomysial Antibody |
| 91086 | Entamoeba histolytica, Antibody, IgG |
| 4072 | Environmental Culture |
| 91242 | Epinephrine, Plasma |
| 91049 | Epinephrine, Urine Free |
| 5017 | Epogen |
| 91393 | Epstein Barr Quantitation by PCR |
| 91087 | Epstein Barr Virus Antibody to Early D Antigen, IgG |
| 91088 | Epstein Barr Virus Antibody to Nuclear Antigen, IgG |
| 91089 | Epstein Barr Virus by PCR [Qualitative] |
| 2362 | Epstein Barr Virus Capsid Antigen, IgG |
| 2360 | Epstein Barr Virus Profile |
| 91354 | Equanil |
| 3105 | Erythrocyte Sedimentation Rate (ESR) |
| 5017 | Erythropoietin |
| 3105 | ESR |
| 91034 | Esterase Inhibitor Functional, C1 |
| 91035 | Esterase Inhibitor Panel, C1 |
| 2231 | Estradiol |
| 93162 | Estradiol, Ultrasensitive |
| 91094 | Estriol, Serum |
| 91095 | Estrogens, Serum Fractionated |
| 93163 | Estrone |
| 2011 | Ethanol |
| 97005 | Ethanol, Legal |
| 91096 | Ethosuximide |
| 2011 | Ethyl Alcohol |
| 97005 | Ethyl Alcohol, Legal |
| 2011 | ETOH |
| 97005 | ETOH, Legal |