| DDIMR | D-Dimer, Quantitative [LAB2810] UnityPoint Finley | 
      
        | DLACT | D-Lactate, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | DAGRM | Dairy and Grain Allergen Profile, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GLIAAG | Deamidated Gliadin Peptide (DGP) Antibody, IgG and IgA Pathology Laboratory Des Moines, IA | 
      
        | DHEAMM | Dehydroepiandrosterone (DHEA), Serum Mayo Clinic Laboratories in Rochester | 
      
        | DHEASI | Dehydroepiandrosterone Sulfate (DHEA-S), Plasma or Serum, LAB524 St. Luke's Hospital Cedar Rapids | 
      
        | THCUM | Delta-8 and Delta-9-Carboxy-Tetrahydrocannabinol (THC) Confirmation, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | DENGMZ | Dengue Virus Antibody, IgG and IgM, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DMICM | Dermatophagoides microceras, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DESPMM | Desipramine, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DEXAM | Dexamethasone, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DIAZPM | Diazepam and Metabolites, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DIG | Digoxin LAB23 UnityPoint Finley | 
      
        | DHRM | Dihydrorhodamine Flow Cytometric Test, Blood Mayo Clinic Laboratories in Rochester | 
      
        | 5DYTMM | Dihydrotestosterone, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DRVTIM | Dilute Russell's Viper Venom Time (DRVVT), with Reflex, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | TDABM | Diphtheria/Tetanus Antibody  Panel, Serum Mayo Clinic Laboratories in Rochester | 
      
        | DATG | Direct Antiglobulin Test, LAB274 St. Luke's Hospital Cedar Rapids | 
      
        | NBDATG | Direct Coombs (DAT) Baby [LAB2045] UnityPoint Finley | 
      
        | DOGEP | Dog Dander, IgE, Serum,  LAB591 St. Luke's Hospital Cedar Rapids | 
      
        | DSDNWR | Double Stranded DNA (dsDNA) Antibody IgG by Multiplex Flow Immunoassay (MFI) with reflex to IFA using Crithidia Pathology Laboratory Des Moines, IA | 
      
        | DOXEPM | Doxepin and Nordoxepin, Serum Mayo Clinic Laboratories in Rochester | 
      
        | PDSUM | Drug Screen, Prescription/Over the Counter, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | DSCRM | Drug Screen, Prescription/Over the Counter, Serum Mayo Clinic Laboratories in Rochester | 
      
        | F1DRGR | Drugs of Abuse Screen with Confirmation, Urine LAB5611 UnityPoint Finley |