Dr. Mark Colligan, MD | San Antonio, TX | Cardiovascular Disease

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Dr. Mark Colligan is a cardiovascular specialist who has dedicated 29 years to caring for patients with heart and vascular conditions. He earned his medical degree from Indiana University School of Medicine in Indianapolis and completed his residency training in internal medicine at San Antonio Uniformed Services Health Education Consortium. Dr. Colligan furthered his expertise through fellowship training in cardiovascular diseases at the same institution. He maintains certification from the American Board of Internal Medicine and provides care in English.

Dr. Colligan practices at Baptist Heart & Vascular locations throughout San Antonio and Schertz, with hospital affiliations including Baptist Medical Center, North Central Baptist Hospital, and Northeast Baptist Hospital. His clinical focus includes treating high blood pressure, elevated cholesterol levels, and lipid disorders in both adults and young patients. He performs diagnostic heart tests such as electrocardiograms and …specialized heart ultrasounds to evaluate cardiac function. Patients rate Dr. Colligan 4.4 out of 5 stars for his cardiovascular care.

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AI-generated from data on this provider profile.

accepting new patients
4.4

38 Ratings
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

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

Based on patient feedback. Read the reviews

Dr. Colligan's Ratings and Reviews

4.4

38 Ratings with 30 written Reviews

Average Wait Time 6 Minutes

How was your appointment with
Dr. Colligan?

Patients’ Perspective

Gave an accurate diagnosis: (11) Did WellNeeds Improvement (1)
Had a good bedside manner: (11) Did WellNeeds Improvement (1)
Spent time with me: (11) Did WellNeeds Improvement (1)
Provided follow-up after the visit: (11) Did WellNeeds Improvement (1)
Flexible scheduling: (27) Did WellNeeds Improvement (3)
Saw me in a timely manner: No Ratings
Staff was courteous: (4) Did WellNeeds Improvement (0)

Patients generally appreciate Dr. Colligan for his knowledge, professionalism, and ability to communicate effectively, often feeling well-informed and cared for during their visits. Positive feedback frequently mentions his attentiveness in answering questions and providing necessary information, and some patients have recommended him to others. On the other hand, a few patients express concerns about his listening skills, feeling that he seems rushed during appointments, and desire a more collaborative approach to their care. Despite these concerns, he is recognized as a competent doctor.

AI-generated from the text of patient reviews

38 ratings & reviews

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Showing 1 to 10 of 30 reviews

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Thank you to everyone

March 16th, 2026 | Source: Partner

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Dr felt my episodes were few &!indicated if episodes continue just contact him & he would order intervention

February 22nd, 2026 | Source: Partner

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VERY KNOWLEDGEABLE AND GAVE US INFO WE NEEDED.

February 17th, 2026 | Source: Partner

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Clearly a competent doctor but not a good listener. Speaks down to me and glosses over my questions with little regard for the time and thought I've put into my own care. Would appreciate a more collaborative approach to my care.

January 27th, 2026 | Source: Partner

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Doc's an excellent communicator

January 26th, 2026 | Source: Partner

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Doctor seemed in a hurry.

January 23rd, 2026 | Source: Partner

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Great doctor and nursing staff

August 20th, 2025 | Source: Partner

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The care provider was very good

August 20th, 2025 | Source: Partner

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Good

August 14th, 2025 | Source: Partner

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Good

August 13th, 2025 | Source: Partner

Baptist Heart & Vascular

502 Madison Oak Dr Ste 310San Antonio, TX 78258

Tel: (210) 483-8883

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

Tel: (210) 804-6000

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

Tel: (210) 640-1646

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


Dr. Mark Colligan, MD	Dr. Vijaiganesh Nagarajan, MD	Dr. Francia Rojas, MD	Dr. Murali Senapathi, MD, FACC, FSCAI
Cardiovascular Disease	Cardiovascular Disease	Cardiovascular Disease	Cardiovascular Disease
Accepts New Patients	Accepts New Patients	Accepts New Patients	Accepts New Patients
4.4 (38 Ratings)	0 (0 Ratings)	3.7 (3 Ratings)	4.7 (6 Ratings)
29 Years of Experience			24 Years of Experience
No Virtual Visit Option	Virtual Visit Available	Virtual Visit Available	No Virtual Visit Option
Speaks English	Speaks English	Speaks Spanish, English	Speaks English
San Antonio , TX	Katy , TX	Houston , TX	San Antonio , TX
Med School: In Univ Sch of Med, Indianapolis In			Med School: Andhra Medical College
Current Profile	View Profile	View Profile	View Profile

Search for your insurance and plan

Accepts Medicare
Accepts Medicaid

Cardiovascular Disease

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

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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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 my insurance?: You can see the insurance plans that Dr. Mark Colligan accepts on their Vitals profile.
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.
Where is Dr. Mark Colligan's office located?: Dr. Mark Colligan's office is located at 502 Madison Oak Dr Ste 310, San Antonio, TX, 78258.
What languages does Dr. Mark Colligan speak?: Dr. Mark Colligan speaks English.

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