John B. Decosmo, Doctor of Osteopathy

John B. Decosmo, Doctor of Osteopathy

Family Medicine

4800 4Th Street North
Saint Petersburg, FL 33703
(727) 498-6488



When do you want to come in?
Step 1 of 3
Office Hours
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Closed 08:30am to 06:00pm Closed 08:30am to 06:00pm 08:30am to 06:00pm Closed Closed
This provider is not accepting online appointments currently. Call the doctor's office at (727) 498-6488 to book an appointment.
John DeCosmo, DO has been in practice in Saint Petersburg, Florida since July 18, 1988. He is an Osteopathic Physician and is Board Certified in Family Practice.
Dr. DeCosmo has always followed the ideal of treating the patient the way you would want yourself or a close family member treated. He has treated his patients like this and his only concern during the office visit is the patient and the issues that pertain to their health. This has manifest as better patient satisfaction, patients feeling that their story has been heard, and a strong sense of a team approach. Dr. DeCosmo is very attentive to the wishes, beliefs, and preferences of his patients and encourages the input of the patient in the decision making process.
Dr. DeCosmo has spent countless hours in medical training and continuing education. He maintains the lectures and credits necessary to maintain his licensure and board certification for Family Practice. Since 1997, Dr. DeCosmo has taken a special interest in the field of Functional Medicine or Nutritional Medicine. He is currently pursuing additional training to achieve Certification in Functional Medicine granted by the Institute of Functional Medicine, one of the premiere training facilities in Functional Medicine.

See my practice's website at:

4800 4Th Street North
Saint Petersburg, FL 33703

Hours of operation

Monday 8:30 am - 6 pm
Wednesday 8:30 am - 6 pm
Thursday 8:30 am - 6 pm