Shares of Semler Scientific (SMLR), a small-cap medical technology company, surged by more than 38% over the last two trading sessions after the company disclosed that it has adopted Bitcoin (BTCUSD) as a primary reserve asset. Currently, Semler Scientific holds 581 Bitcoins worth roughly $40 million on its balance sheet. Valued at $227 million by market cap, Semler Scientific develops products used to detect peripheral arterial disease. Despite its stellar gains this week – which SMLR is giving back today, down about 8.5% this afternoon – the healthcare stock is off about 79% from its all-tim…