Inclusion Criteria:  Adult subjects (≥ 18 years old) with diabetes. Adult subjects (≥ 18 years old) with kidney diseases (CKD, ESRD) and/or in dialysis. Adult subjects (≥ 18 years old) that are healthy. Subjects willing to complete all study procedures. Subjects whose pre-screen glucose or creatinine medical history is deemed of value by the study site Subjects able to read, write, speak in English.  Exclusion Criteria:  Subjects unable to consent to participating in the study. Subjects possessing a cognitive disorder or other condition, which, in the opinion of the investigator, would put the person at risk or seriously compromise the integrity of the study. Subjects taking prescription anticoagulants (such as Warfarin or Heparin) or has clotting problems that may prolong bleeding. Subjects having hemophilia or any other bleeding disorder. Subjects having an infection with a blood borne pathogen (e.g. HIV, hepatitis). Subjects working for a medical device or diagnostic company.