Various methods related to encoding and retrieving physiological data, such as digital ECG data, via a set of binary data are provided. In one embodiment, the set of binary data may be generated from the physiological data and printed on a printout of the physiological data or some other suitable medium. In another embodiment, the set of binary data may be scanned or otherwise acquired, and decoded to reconstruct all or a portion of the original set of physiological data. Additional methods and articles of manufacture are also provided.