Calculate when your little one might arrive.

What was the first day of your last period?

What is your average cycle length?


? Your cycle length is determined by the number of days between your menstrual period. To calculate, start from the first day of bleeding or spotting of your menstrual period and end the day before your next period. A typical menstrual cycle is between 21 and 35 days.

Only your healthcare provider at OCWMG can precisely determine your due date or the date of your conception.

To Schedule Your First OB Appointment Please Contact Our OB Coordinator at 949.829.5500 ext. 1217