LAWRENCEVILLE, N.J.--(BUSINESS WIRE)--Healthcare Providers Direct, Inc. (OTCBB: HPRD), an early-stage company focused on the development and distribution of rapid diagnostic tests directly to physicians’ offices, announced today the release of ThyroChek®, the first rapid screening test to detect thyroid deficiencies within the timeframe of a patient’s visit to the doctor. ThyroChek® quickly and accurately detects elevated levels of human thyroid stimulating hormone (TSH), the primary indicator of low thyroid function commonly known as hypothyroidism.