DC Residents 21+ can now skip the doctor and self certify. This allows all residents to get their cards completely free. Call us for more info. National Holistic Welcomes ALL patients from D.C., Maryland, Virginia and the following states: Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Hawaii, Illinois, Maine, Maryland, Massachusetts, Michigan, Nevada, New Hampshire, New Mexico, New Jersey, New York, Pennsylvania, Rhode Island, Oregon, Pennsylvania, Ohio, North Dakota, Vermont and Washington.