Dr. John Wassenaar, MD


Internal Medicine | Male

First Physicians Grp Srsta Mem 929 S Tamiami Trl Ste 101 Osprey, FL 34229 Get Directions
Dr. John Wassenaar, MD
Dr. John Wassenaar, MD is an internal medicine doctor who practices in Osprey, FL. He is 59 years old and has been practicing for 32 years. Dr. Wassenaar is affiliated with Sarasota Memorial Hospital and Venice Regional Bayfront Health.

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Dr. Wassenaar's Experience

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Memberships & Professional Affiliations

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Visiting Dr. Wassenaar

Dr. Wassenaar accepts 20 insurance carriers

Dr. Wassenaar is now accepting new patients

Affiliated Hospitals

Hospital Quality
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Dr. Wassenaar's Reviews

Likelihood of recommending Dr. Wassenaar to family and friends
based on 11 total reviews (2 with comments)
Dr. Wassenaar's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers Questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
  • Average wait time
    10 to 15 minutes
Patient Comments (2)
in Osprey, FL |
Remarkable competence, genuine patient compassion and surrounded by a staff of true professionals.
in Nokomis |
I have been a patient of Dr. Wassenaars for many years and am very happy with his care. He is kind, compassionate and listens to his patients. His nurse Severine is excellent also.
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Dr. Wassenaar's experience matches your search based on the following criteria:

  •  Based on total number of patients treated over the last 12 months
  •  Specializes in Internal Medicine
  •  Board certified in Internal Medicine and Pediatrics
  •  No malpractice claims found
  •  No sanctions found
  •  No board actions found

Awards & Recognition

  • Awards & Honors
    • Healthgrades Honor Roll
    What is a recognized doctor
  • Media & Publications

    Dr. Wassenaar has no media or publications listed.

Background Check

  • 0
    Malpractice Claims

    No malpractice history found for Florida.

    What is medical malpractice
  • 0

    No sanctions history found for the years that Healthgrades collects data.

    What is a sanction or disciplinary action
  • 0
    Board Actions

    No board actions found for the years that Healthgrades collects data.

    What are board actions

Board Certifications

Why It Matters: Dr. Wassenaar's Board Certifications

Board certification should be one of your top considerations when choosing a doctor. Board certification is an official recognition given to doctors who have met specific requirements set by national medical specialty boards in the... More

  • Internal Medicine
  • Pediatrics

Conditions Treated

Dr. Wassenaar does not have any conditions listed. If you are Dr. Wassenaar and would like to add conditions you treat, please update your free profile.


  • Medical School
    Univ Of Fl Coll Of Med

    Graduated in 1985

  • Residency Hospital
    Duke University Med Center

    Completed in 1989

Languages Spoken

  • English

Memberships &
Professional Affiliations

Dr. Wassenaar does not have any memberships or affiliations listed. If you are Dr. Wassenaar and would like to add memberships or affiliations, please update your free profile.


  • Internal Medicine
  • Pediatrics

Procedures Performed

Dr. Wassenaar does not have any procedures listed. If you are Dr. Wassenaar and would like to add procedures you perform, please update your free profile.