Summary

Dr. Mark Colligan is a cardiovascular disease specialist who earned his medical degree from Indiana University School of Medicine in Indianapolis. He completed his residency training in internal medicine at San Antonio Uniformed Services Health Education Consortium, followed by specialized fellowship training in cardiovascular diseases at the same institution. With 29 years of experience treating heart and vascular conditions, Dr. Colligan is board-certified in internal medicine by the American Board of Internal Medicine. He provides care to patients in English.

Dr. Colligan practices at Baptist Heart & Vascular locations throughout San Antonio and Schertz and maintains affiliations with Baptist Medical Center, North Central Baptist Hospital, Northeast Baptist Hospital, Mission Trail Baptist Hospital, Baptist Neighborhood Hospital Thousand Oaks, and Baptist Emergency Hospital Overlook. His expertise includes treating high cholesterol in children and teenagers, managing elevated blood lipid levels, and controlling high blood pressure. He performs diagnostic heart tests such as electrocardiograms, specialized heart ultrasounds with contrast, and standard echocardiograms to evaluate heart function. Patients rate Dr. Colligan 4.4 out of 5 stars on average.
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AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.4
  • 29 years of experience
  • speaks English
  • San Antonio Unif Ser Hlth Edu, Cardiovascular Diseases; San Antonio Unif Ser Hlth Edu, Internal Medicine
  • 30 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 6 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Mark Colligan has 3 locations

Baptist Heart & Vascular

502 Madison Oak Dr Ste 310San Antonio, TX 78258
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Baptist Heart & Vascular

5000 Baptist Health Dr Ste 101Schertz, TX 78154
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Baptist Heart & Vascular

430 W Sunset Rd Ste 115San Antonio, TX 78209
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mark Colligan, MDDr. Francia Rojas, MDDr. Vijaiganesh Nagarajan, MDJesus Ramon Zapata
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
3.7 
29 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks Spanish, English Speaks English
San Antonio , TXHouston , TXKaty , TXSan Antonio , TX
Med School: In Univ Sch of Med, Indianapolis In
Current Profile
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Insurance Plans Accepted by Dr. Mark Colligan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Colligan has the following specialty

Specialty Expertise

Dr. Mark Colligan has the following 13 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Echocardiography
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Cholesterol
  • Hypertension
  • Stroke
  • Unstable Angina

Certifications, License, & Education

29 Years Experience

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, Texas, 2025, Expired

EDUCATION & TRAINING

Residency

San Antonio Unif Ser Hlth Edu, Cardiovascular Diseases; San Antonio Unif Ser Hlth Edu, Internal Medicine

Medical School

In Univ Sch of Med, Indianapolis InGraduated in 1997
Indiana University School of MedicineGraduated in 1997

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Frequently Asked Questions

Which hospitals is Dr. Mark Colligan affiliated with?
Dr. Mark Colligan is affiliated with Baptist Medical Center, North Central Baptist Hospital, NORTHEAST BAPTIST HOSPITAL, Mission Trail Baptist Hospital, Baptist Neighborhood Hospital Thousand Oaks, and Baptist Emergency Hospital Overlook.
Does Dr. Mark Colligan accept my insurance?
You can see the insurance plans that Dr. Mark Colligan accepts on their Vitals profile.
How can I make an appointment with Dr. Mark Colligan?
You can find contact information for Dr. Mark Colligan here on Vitals.
Is Dr. Mark Colligan accepting new patients?
Dr. Mark Colligan is accepting new patients on Vitals. View Dr. Mark Colligan's profile on Vitals to make an appointment.
Does Dr. Mark Colligan accept virtual/telehealth appointments?
Dr. Mark Colligan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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