Dr. John Lonergan, MD

Dr. John Lonergan, MD

Family Medicine  ·  
Male  ·  
Age 65
Dr. John Lonergan, MD is a family medicine specialist in Dallas, TX and has been practicing for 41 years. He graduated from Univ Of Ks Sch Of Med in 1977 and specializes in family medicine and emergency medicine.

4500 S Lancaster Rd Ste 11C

Dallas, TX 75216

Contact Information

(214) 857-1911

Learn about Dr. Lonergan

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Dr. Lonergan's Experience

Dr. Lonergan's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Family Medicine
  • No malpractice claims found
  • Sanctions found
  • No board actions found

2  Specialties

  • Family Medicine
  • Emergency Medicine

0  Board Certifications

Dr. Lonergan does not have any board certifications listed.

Background Check

0 Malpractice Claims

No malpractice history found for Texas.

1 Sanction
  • Conviction relating to fraud (12/16/2005)
    Action Taken: Revocation
    Summary: Dr John Michael Lonergan; License # 35041091

    Nature of Complaint:

    The Physician has pled guilty and been convicted of six felony counts relating to tax violations, one count of Mail Fraud and one count of Health Care Fraud.

    Action Taken:

    The Board has Revoked the Physician's license to practice medicine in the State of Ohio.

    January 3, 2006-Appeal Filed

    The Physician has filed an Appeal with the Franklin County Court of Common Pleas.

    July 6 ,2006-Court Action

    The Franklin County Court of Common Pleas affirmed the Board's decision to revoke the Physician's license.

    August 3, 2006-Court Action

    The Physician filed an appeal with the Tenth District Court of Appeals.

    December 21, 2006-Court Action

    The Tenth District Court of Appeals affirmed the Franklin County Court of Common Pleas decision.

    State: Ohio
0 Board Actions

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


  • Univ Of Ks Sch Of Med
    Medical School | Graduated 1977

Awards & Recognition

Awards & Honors

Dr. Lonergan has no awards or honors listed.

Media & Publications

Dr. Lonergan has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Lonergan's Reviews

Likelihood of recommending Dr. Lonergan to family and friends
1 review

Likelihood to Recommend (1)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Lonergan'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
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