About Us

About Us - Obstetrician-Gynecologist in Altamonte Springs

Dr. DeFreese has established a reputation for listening carefully to his patients, considering all possible diagnoses, educating the patient about her condition, and helping her decide what is the best possible treatment(s) that are consistent with her condition and personal situation. ​

Considering medical marijuana? Dr. DeFreese is a qualified ordering physician who can certify you for medical marijuana treatment. This is a separate visit from the usual well woman or problem visits. Click here to determine if you have one of the qualifying medical conditions. Please call the office for more information or to set up an appointment.

Shannan Leonard, APRN (nurse practitioner) joined our team in February 2022. She enhances our services with her experience in women’s health in varied settings. Shannan and Dr. deFreese will work closely together and frequently collaborate to assure the best care for their patients.


About Privia Health

We are proudly part of Privia Health. Privia equips leading primary and specialty care physicians with cutting-edge resources to help us deliver outstanding, personalized patient care. That’s why Privia’s patient satisfaction scores are 2x higher than national averages. Visit their website to learn how Privia helps you take control of your care.

Healthcare, Handled

You have enough on your plate. We make it easy to message your doctor, connect to on-demand virtual care, receive appointment reminders, refill prescriptions, and get care on the go. If you see more than one doctor in our network, your entire care team has access to your medical chart so we can all work together for your health. Use the myPrivia app or patient portal to:

  • Book appointments, renew prescriptions, and access your electronic health record
  • Send and receive secure messages with your care team

Healthy for the Long Haul

You’re more than a set of symptoms. Privia champions lifelong health and wellness, inside and outside the doctor’s office. From pediatrics to adult needs, preventive programs to complex care, doctor’s visits to self-care at home – we’re here to support you on every step in your journey. Count on Privia for:

  • Collaborative, team-based medical group with leading local providers
  • Same- or next-day appointments with 24/7 telehealth for immediate care

Our Doctors Do More

You can enjoy personalized care without pricey membership fees. Privia doctors take the time to listen to your concerns, from wellness programs to chronic care management. Patients rate our providers 4.9 out of 5 for efforts to include them in decisions about their care, so you can be confident your doctor will help you understand the guidance you get, in-office or virtually. With Privia, you can expect:

  • Unhurried, comprehensive visits to develop the right care plan for you
  • Nationally recognized top physicians and healthcare professionals