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About Dr. Margaret M Sullivan

Dr. Margaret M Sullivan, MD is a Doctor primarily located in Ennis, TX. She has 14 years of experience. Her specialties include Internal Medicine. She speaks English.

Rating Overview

6 Ratings with 3 Comments

The overall average patient rating of Dr. Margaret M Sullivan is Great. Dr. Margaret M Sullivan has been rated by 6 patients. From those 6 patients 3 of those left a comment along with their rating. The overall rating for Dr. Margaret M Sullivan is 4.3 of 5.0 stars.

Mapbox Map of Dr. Margaret M Sullivan

Primary Address

Ellis County Medical Assoc

802 W Lampasas St
Ennis, TX 75119
Get Directions


Dr. Margaret M Sullivan has the following 1 specialty

  • Internal Medicine

    An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
    These doctors are often who adults see as their primary physicians because they treat a broad range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
    In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.

  • Specialty Expertise

    Dr. Margaret M Sullivan has the following 13 expertise

  • Coronary Artery Disease (CAD)
  • High Cholesterol (Hypercholesterolemia)
  • Cardiac Arrhythmias
  • Check-up
  • Weight Loss
  • High Blood Pressure (Hypertension)
  • Vaccination
  • Heart Block
  • Acute Coronary Syndrome (ACS)
  • Heartburn
  • Unstable Angina
  • Immunization
  • Physical

Dr. Margaret M Sullivan has 0 board certified specialties

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience


Showing 3 of 6

not. To professinal at all more experience needed

She is not to concern much she. Name calls she is not even in. The room with you on a stress test like most cardiologist she is more about saving the earth then focusing on what. Is good for you

Full Review Rating Breakdown
Awesome Doctor!

Dr. Meg Sullivan is a very caring and extremely knowledgeable cardiologist with a friendly personality. I would recommend her to anyone.

Wait time
5 minutes
Easy Appointment
Friendly Staff
Accurate Diagnosis
Bedside Manner
Spends Time with Me
Appropriate Follow-up
Full Review Rating Breakdown
Another Winner

I knew Dr. John Sullivan was smart and he referred me to his wife for my heart problems. She is the sweetest thing. She did an echo in her office and explained things to me right after the test. I don't wish heart failure on anyone, but would recommend her to anybody.

Wait time
5.0 minutes
Easy Appointment
Friendly Staff
Accurate Diagnosis
Bedside Manner
Spends Time with Me
Appropriate Follow-up
Full Review Rating Breakdown
  • Education

    14 Years Experience

  • The University Of Texas School Of Medicine At San Antonio

    Graduated in 2004

  • Accepted Insurance

    Dr. Margaret M Sullivan accepts the following insurance providers.

  • Aetna
    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
  • BCBS Blue Card
    • BCBS Blue Card PPO
  • BCBS Texas
    • BCBS TX BlueChoice
    • BCBS TX HMO Blue Texas
  • Cigna
    • CIGNA Open Access Plus
  • First Health
    • First Health PPO
  • Humana
    • Humana Choice POS
    • Humana ChoiceCare Network PPO
    • Humana National POS
    • Humana Preferred PPO
  • Multiplan
    • Multiplan PPO
    • PHCS PPO
  • United Healthcare
    • UHC Choice Plus POS
    • UHC Navigate HMO
    • UHC Navigate POS
    • UHC Options PPO

Locations & Directions

Ellis County Medical Assoc, 802 W Lampasas St, Ennis, TX
  • Similiar Doctors

    Dr. Margaret M Sullivan is similar to the following 3 Doctors near Ennis, TX.

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