Semler Scientific, Inc. engages in the provision of technology and software solutions to improve the clinical effectiveness of healthcare providers. The company is headquartered in Santa Clara, California and currently employs 127 full-time employees. The company went IPO on 2014-02-27. The firm develops, manufactures, and markets products and services that assist its customers in evaluating and treating chronic diseases. Its cardiac and vascular testing product, QuantaFlo, measures arterial blood flow in the extremities to aid in the diagnosis of peripheral arterial disease (PAD). QuantaFlo is a four-minute in-office blood flow test. Healthcare providers can use blood flow measurements as part of their examinations of a patient's vascular condition, including assessments of patients who have vascular disease. The company has a distribution arrangement for the United States, including Puerto Rico, to distribute Insulin Insights, a software solution designed to provide insulin dosing recommendations to clinicians for the adjustment and maintenance of glucose levels in insulin-dependent patients with Type 2 diabetes. Its customers for QuantaFlo include insurance plans, physician groups, and others.