5
15 Ratings with 5 written Reviews
Summary
Dr. John Sullivan is a vascular surgeon who specializes in surgery with a focus on vascular conditions. He earned his medical degree from the University of Michigan Medical School and has been practicing for nearly three decades. Dr. Sullivan is fluent in both Spanish and English, allowing him to serve a diverse patient population.
Dr. Sullivan is affiliated with Ennis Regional Medical Center and practices in Ennis, Texas. He focuses on treating high blood pressure and related conditions, including hypertensive emergencies in pediatric patients. His procedural expertise includes performing colonoscopies and other endoscopic procedures to diagnose and treat digestive system concerns. Patients have given Dr. Sullivan an average rating of 5.0, reflecting their confidence in his care.
Dr. Sullivan is affiliated with Ennis Regional Medical Center and practices in Ennis, Texas. He focuses on treating high blood pressure and related conditions, including hypertensive emergencies in pediatric patients. His procedural expertise includes performing colonoscopies and other endoscopic procedures to diagnose and treat digestive system concerns. Patients have given Dr. Sullivan an average rating of 5.0, reflecting their confidence in his care.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 29 years of experience
- speaks Spanish, English
- University Of Michigan Medical School
- 5 written reviews
- 3 specialties
- 3 areas of expertise
- 3 board certifications
- 1 hospital affiliation
- 2 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. John Michael Sullivan has 2 locationsEnnis Doctors Center
802 W Lampasas StEnnis, TX 75119 Tel: (972) 875-4700
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 6:30 pm
Fri7:00 am - 5:00 pm
Sat8:15 am - 12:00 pm
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. John Michael Sullivan, MD | Dr. Blake A. Morrison, MD | Dr. Jonathan Redmon, MD | Dr. Michael Atkinson Norman, MD, FACS |
| Surgery | Surgery | Surgery | Surgery |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 29 Years of Experience | 28 Years of Experience | 29 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks Spanish, English | Speaks English | Speaks English | Speaks English |
| Ennis , TX | Webster , TX | Houston , TX | Houston , TX |
| Med School: University Of Michigan Medical School | Med School: The University of Texas Medical Branch | Med School: The University of Texas Medical School, Houston, TX | Med School: Emory University School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Michael Sullivan
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. John Michael Sullivan has the following 3 specialties
Specialty Expertise
Dr. John Michael Sullivan has the following 3 areas of expertise
Certifications, License, & Education
29 Years Experience
Dr. John Michael Sullivan holds an expired medical license in the state of Texas.
Medical License
Medical Doctor with an expired medical license in the state of Texas that expired in 2026.
Education & Training
Medical School
Graduated from University Of Michigan Medical School in 1997.
NPI Number
Dr. Sullivan's NPI number is 1336132117.
Similar doctors
Frequently Asked Questions
- Is Dr. John Sullivan accepting new patients?
- Dr. John Sullivan is accepting new patients on Vitals. View Dr. John Sullivan's profile on Vitals to make an appointment.
- Does Dr. John Sullivan accept virtual/telehealth appointments?
- Dr. John Sullivan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Dr. John Sullivan accept my insurance?
- You can see the insurance plans that Dr. John Sullivan accepts on their Vitals profile.
- What languages does Dr. John Sullivan speak?
- Dr. John Sullivan speaks Spanish and English.
- Which hospitals is Dr. John Sullivan affiliated with?
- Dr. John Sullivan is affiliated with Ennis Regional Medical Center.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.
