Dr. John Ryan, MD

Dr. John Ryan, MD

Internal Medicine  ·  
Male  ·  
Age 67
Dr. John Ryan, MD is an internal medicine specialist in Lake Mary, FL and has been practicing for 38 years. He graduated from Suny Downstate Medical Center College of Medicine in 1977 and specializes in internal medicine.Read his story

4106 W Lake Mary Blvd Ste 301

Lake Mary, FL 32746

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Florida
  • Cigna
  • Commercial Insurance Company
  • Coventry Health Care
  • EmblemHealth
  • Golden Rule
  • Humana
  • 5 More

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Learn about Dr. Ryan

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Dr. Ryan's Experience

Dr. Ryan'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
  • No malpractice claims found
  • No sanctions found
  • No board actions found

Dr. Ryan's bio

This content was provided by Dr. Ryan "Dr. John Ryan attended Downstate Medical School, State University of New York in Brooklyn, graduatingcum laude in 1977. He trained in internal medicine (internship & residency) at Duke University Medical Center in Durham, North Carolina, and was appointed Assistant Chief Resident in his third year. In 1980, following residency training, Dr. Ryan entered the US Army Medical Corps and served as a medical officer in Frankfurt, Germany, NATO Headquarters in Belgium, and Brooke Army Medical Center in San Antonio, Texas, attaining the rank of Major. In 1984, he joined Dr. Glen Davis in the private practice of internal medicine in Longwood & Lake Mary, Florida, and continues to this day. Dr. Ryan has held an active license to practice medicine in the State of Florida since 1984. Dr. Ryan was awarded board certification in Internal Medicine by the American Board of Internal Medicine in 1980, and is participating inMaintenance of Certification to continue competency in internal medicine. He is also an active Member of the American College of Physicians, the Florida Medical Association and the Seminole County Medical Society. Dr. Ryan is on the medical staff of Florida Hospital and Orlando Health. He has served in several medical staff positions in the past 30 years, including Chief of the Department of Medicine, Chief of Medical Staff, Chairman of the Board of South Seminole Hospital in Longwood Florida, and as a member of the Orlando Health Credentials Committee. Awards received include Alpha Omega Alpha Honor Medical Society, and he has been recognized annually since 2002 by Orlando Magazine as a Top Doctor. Dr. Ryan is profiled in US News & World Report Health Care. Dr. Ryan posts medical information and opinion on his Blog, Practical Effects Medicine."
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Care Philosophy

This content was provided by Dr. Ryan "Our practice values the personal and professional relationship we have with our patients. We make efforts to protect their privacy, respect their dignity and fully inform and educate about our findings and recommendations. We are eager to hear from our patients when we have met their needs, and when we can improve."

1  Specialties

  • Internal Medicine

1  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

206  Conditions Treated

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19  Procedures

  • Anemia and Iron Deficiency Screening
  • Cholesterol Screening
  • Dementia or Depression Screening
  • Diabetes Counseling
  • Diabetes Screening
  • Electrocardiogram (EKG)
  • Fecal Occult Blood Test for Colorectal Cancer
  • Hepatitis C Virus Screening
  • Hepatitis Screening
  • Immunization
  • Liver Function Test
  • Osteoporosis Screening
  • Physical Examination
  • Prostate Cancer Screening
  • Sexually Transmitted Infections Screening
  • Thyroid Screening
  • Urinalysis
  • Vaccination
  • Wellness Examination

Background Check

0 Malpractice Claims

No malpractice history found for Florida.

0 Sanctions

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

0 Board Actions

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


  • Johns Hopkins University
    Undergraduate School | Graduated 1972
  • Suny Downstate Medical Center College of Medicine
    Medical School | Graduated 1977
  • Duke University Hospital
    Internship Hospital | Completed 1978
  • Duke University Hospital
    Residency Hospital | Completed 1980

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Ryan has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Ryan's Reviews

Likelihood of recommending Dr. Ryan to family and friends
6 total reviews (1 has a comment)

Likelihood to Recommend (6)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Ryan's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    Under 10 minutes

Patient Comments (1)

Came highly recommended by someone I trust. I am very happy with his care. He and his staff is very nice and accommodating with visits and prescriptions.
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