Online Appointments for Dr. Chapas Appointments at UnionDerm Union Square New Patient Existing Patient Select a Physician and Office Location Anne Chapas, M.D. - 19 Union Sq. W. Pay with Credit Card Proceed to Payment Appointments at UnionDerm Central Park New Patient Existing Patient Select a Physician and Office Location Anne Chapas, M.D. - 19 Union Sq. W. Pay with Credit Card Proceed to Payment text after calendars