MCHP is a health insurance program for children up to age 19 and pregnant women. This program gives free and low cost health care to children and pregnant women in families with low to average incomes. Click here to view MCHP eligibility guidelines. Covered services include in-patient hospital care, medical doctor visits, lab tests, dental care, eye care, medicines, and immunizations. Income before taxes and other deductions is counted to determine eligibility. Call 301-609-6837 for more specific income questions. For general information, call 1-800-456-8900.