Locations ofJohn Hollowell, MD

Baylor Scott & White Legacy Heart Center - McKinney
5236 W University Dr Ste 4100, McKinney, TX, 75071
6604.1mi
Directions
Call
469.800.6300
Open
- Monday:8:00 am-5:00 pm
- Tuesday:8:00 am-5:00 pm
- Wednesday:8:00 am-5:00 pm
- Thursday:8:00 am-5:00 pm
- Friday:8:00 am-5:00 pm

Baylor Scott & White Legacy Heart Center - Plano Preston Road
6601 Preston Rd , Plano, TX, 75024
6611.3mi
Directions
Call
469.800.6300
Open
- Monday:8:00 am-5:00 pm
- Tuesday:8:00 am-5:00 pm
- Wednesday:8:00 am-5:00 pm
- Thursday:8:00 am-5:00 pm
- Friday:8:00 am-5:00 pm
Hours of Operation
Hours
Lab Hours
Hours of Operation
Office Hours
Biography
Dr. Hollowell is a board-certified specialist focused on the diagnosis and treatment of cardiovascular disease. He received both his undergraduate and medical degree from Louisiana State University. He served his
...
View More |
Ages Seen |
---|
Newborns (0-28 days) |
Infants and Toddlers (ages 0-2) |
Children (ages 3-11) |
Adolescents (ages 12-18) |
Adults |
Geriatrics |
Language(s) Spoken |
---|
English |
Education |
---|
Medical School: Louisiana State University Health Sciences Center Shreveport (1985) |
Internship: Internal Medicine, UTMB-Galveston (1986) |
Medical School: UTMB-Galveston (1986) |
Residency: Internal Medicine, UTMB-Galveston (1988) |
Residency: Internal Medicine, University of Texas Medical Branch (1988) |
Medical School: University of Texas Medical Branch (1988) |
Fellowship: Cardiology, Loma Linda University (1991) |
Fellowship: Cardiology, Loma Linda University Medical Center (1991) |
Medical School: Loma Linda University Medical Center (1991) |
Fellowship: Interventional Cardiology, The Hospital of The Good Samaritan (1992) |
Fellowship: Interventional Cardiology, Hospital of the Good Samaritan (1992) |
Medical School: Hospital of the Good Samaritan (1992) |
Certifications | |
---|---|
Cardiovascular Disease- American Board of Internal Med/Cardiovascular Disease | Internal Medicine- American Board of Internal Med |
Hospital Affiliations |
---|
Baylor Scott & White Medical Center - Frisco |
Baylor Scott & White The Heart Hospital - Plano |
Baylor Scott & White The Heart Hospital - Denton |
Baylor Scott & White Medical Center - Plano |
Baylor Scott & White Medical Center - Centennial |
Baylor Scott & White The Heart Hospital - McKinney |
Baylor Scott & White Medical Center - McKinney |
Insurances accepted
Baylor Scott & White has established agreements with several types of insurance to ensure your health needs are covered.
Insurance listings are subject to change without prior notice. Please call your physician's office or your health or insurance plan to verify coverage information prior to scheduling your visit or procedure. Not all members participating in contracted networks have "in network" access. In network participation may change from time to time without prior notice. Independent providers (which could include, for example only, anesthesiologists, radiologists, pathologists, emergency medicine physicians, advance practice professionals, and other independent providers of health care services) may deliver part of your care, and such providers may be considered out-of-network on your health and insurance plans even if the Facility may be considered in network. If you desire additional information as to the providers who may be involved in providing your care, you can either ask your treating provider (who may know some of the specialists or groups who could be involved) or you can request a list of Facility-based physician groups by calling the following toll free number: (877) 810-0372. This list is updated annually and is subject to change without prior notice
Let’s tailor your healthcare to you.
Use MyBSWHealth to get a personalized care experience.

Reviews (762) for John Hollowell, MD
averageRating | metric | |
---|---|---|
4.8 | Time Care Provider spent with Patient | |
4.6 | Wait Time at Clinic | |
4.9 | Provider included you in decisions | |
4.9 | Provider showed concern | |
4.9 | Rate provider 0-10 | |
4.9 | Friendliness/Courtesy of Care Provider |
Patient Comments**
4.7 | May 12, 2025 | Dr Hollowell is the best! | |
5.0 | May 10, 2025 | He's very caring and well mannered and cares about his patients | |
5.0 | May 9, 2025 | Outstanding; now for 14 years' | |
5.0 | May 9, 2025 | Dr Hollowell is one best disgnosticians in the DFW-area | |
4.7 | May 8, 2025 | Thorough. Thoughtful. Very knowledgeable. | |
5.0 | May 8, 2025 | Dr Hallowell is an active participant in my health. He listens and makes suggestions. He really cares about his patients, this makes a big difference to those of us that advocates for our own health. | |
5.0 | May 8, 2025 | John Hollowell is a good cardiologist and a friendly individual. He demonstrated true patient concern. | |
5.0 | May 8, 2025 | A+ | |
5.0 | May 6, 2025 | Very caring and personable | |
5.0 | May 6, 2025 | Dr. Hollowell is extremely proactive when it comes to my total healthcare | |
4.8 | May 2, 2025 | Dr. Hollowell is such a professional. He really knows his area of expertise. | |
5.0 | May 1, 2025 | Dr. Hollowell's world-class care continues, this time through a phone discussion about the results of my recent cardiac scan with contrast. He framed the (good) news intelligibly for my wife and me. So we are confident that I'm on the right track, a markedly better track than my father was at this age. | |
5.0 | Apr 30, 2025 | Dr. Hollowell was thorough in assessing my symptoms and history. He explained the treatment plan and how we would proceed, taking time to answer any questions I might have. His knowledge and caring demeanor put me at ease. Thank you! | |
4.7 | Apr 30, 2025 | Very efficient and helpful | |
5.0 | Apr 30, 2025 | Very good visit with the Dr Hollowell was direct, quick and to the point of the exam | |
5.0 | Apr 30, 2025 | He is the most caring Dr . He takes time with you and he listens . He's been a blessing to me and my late husband I would recommend him to everyone. | |
5.0 | Apr 30, 2025 | Excellent care received from Dr Hollowell over the years. | |
5.0 | Apr 28, 2025 | Dr. Hollowell is very professional, compassionate, and takes time to listen to my concerns and explains everything so that I understand. | |
5.0 | Apr 27, 2025 | Great doctor | |
5.0 | Apr 26, 2025 | He tells it as he sees it. | |
4.9 | Apr 26, 2025 | Friendly and Helpful. | |
5.0 | Apr 26, 2025 | Great everything I actually enjoy my visits with Dr. Hollowell and his staff.feels like home. | |
5.0 | Apr 26, 2025 | Dr. Hollowell seemed genuinely concerned about my current stress. He expressed sympathy while confirming ( and at times praising) what I needed to be doing (or what I was doing). He was very professional and encouraging. | |
5.0 | Apr 25, 2025 | Fantastic care | |
4.4 | Apr 25, 2025 | Appreciate Dr really listening and helping get medicine organized | |
5.0 | Apr 24, 2025 | Dr Holloway is GOAT (Greatest of All Time) Always friendly, professional, and helpful I always enjoy seeing Dr. Hollowell | |
5.0 | Apr 24, 2025 | Always takes care | |
5.0 | Apr 23, 2025 | Dr Hollowell and his staff are very professional and concerned about my health. He does a great job of explaining your situation and concerns. I would highly recommend him to family and friends. | |
4.8 | Apr 23, 2025 | Dr. Hollowell, always takes the time to field my wife's and my questions (she tends to accompany me to my heart-related appointments) before recommending adjustments to my program and seeing if we're comfortable with those recommendations. He's personable and professional, and I have no doubt that he's providing me world-class care. During this appointment, we were also impressed with "Unil," who performed the preliminary checks/tests. | |
5.0 | Apr 19, 2025 | Call was on scheduled time, went through the details. Answered all questions. | |
5.0 | Apr 19, 2025 | Dr Hollowell has been my cardiologist for about 10 years. He is the best! | |
4.3 | Apr 19, 2025 | Comfortable with him | |
4.4 | Apr 19, 2025 | Everything went well with the visit. | |
5.0 | Apr 18, 2025 | Great I trust him completly | |
5.0 | Apr 18, 2025 | He is a very good Dr. | |
4.5 | Apr 18, 2025 | Dr Howell always explained what was done and what problems I might happen if I do not follow his plan of care for me. | |
5.0 | Apr 18, 2025 | Dr.Hollowell is a Great Guy/DR. | |
5.0 | Apr 17, 2025 | He is a great doctor, personable, nice guy like him a lot. | |
4.8 | Apr 16, 2025 | Dr. Hollowell is a fantastic doctor, knowledgeable and caring. | |
5.0 | Apr 16, 2025 | Best ever | |
4.9 | Apr 16, 2025 | Takes time to understand the patient's whole medical condition. | |
5.0 | Apr 15, 2025 | Dr Hollowell has been my cardiologist for quite some time. He takes time to know his patience needs and make sure that they are taken care of. He is very professional and caring. He has a great staff working for him and I would recommend him to anyone. The best cardiologist I have ever had. | |
5.0 | Apr 12, 2025 | Always a great visit! | |
4.0 | Apr 11, 2025 | Great visit. | |
5.0 | Apr 10, 2025 | Very caring and understanding | |
5.0 | Apr 9, 2025 | Have been with this provider for years. Takes good care & explains any procedures. | |
4.8 | Apr 9, 2025 | He cares, professional. | |
5.0 | Apr 8, 2025 | He cares about his patients. | |
5.0 | Apr 5, 2025 | He's MY cardiologist!!! | |
5.0 | Apr 2, 2025 | Dr. Hollowell listens to you. | |
5.0 | Apr 2, 2025 | Timely appt. Very efficient office. Great doctor! | |
4.6 | Apr 2, 2025 | He is honest and efficient and no nonsense. | |
5.0 | Mar 30, 2025 | Excellent and efficient | |
4.1 | Mar 29, 2025 | Every thing went fine | |
5.0 | Mar 27, 2025 | I appreciate Dr. Hollowell's candor. He tells it like it is and keeps me on my toes to stay healthy! He's the best! | |
5.0 | Mar 27, 2025 | Excellent | |
5.0 | Mar 26, 2025 | Very caring | |
5.0 | Mar 26, 2025 | Excellent | |
5.0 | Mar 25, 2025 | Very personable, great ability to communicate with patients | |
4.6 | Mar 25, 2025 | Thorough and friendly. | |
5.0 | Mar 25, 2025 | Very courteous & personable !!! | |
5.0 | Mar 25, 2025 | Well pleased, as always! | |
5.0 | Mar 21, 2025 | He is always kind and very knowledgeable about issues we might have. We appreciate him. | |
5.0 | Mar 21, 2025 | He listens to my concerns and provides a response. | |
5.0 | Mar 20, 2025 | Very thorough | |
5.0 | Mar 20, 2025 | Very knowledgeable and helpful. | |
4.8 | Mar 19, 2025 | Dr. Hollowell listens & gives practical information that helps me understand the underlying issues concerning my heart health as I age. | |
4.7 | Mar 18, 2025 | He listens | |
5.0 | Mar 11, 2025 | Dr.Halowell is very knowledgeable and caring for his patient. He has a good bedside manner and treat his patient with respect and listen to the patient's problem to be able to help find and fix the issue. I am very pleased to be one of his patient. | |
5.0 | Mar 8, 2025 | Excellent care. Made me feel important addressing all my concerns. | |
3.5 | Mar 7, 2025 | He is my husband's provider. Pretty much saved his life. We were grateful/thankful to have found him. My previous provider retired and recommended Dr. Hollowell to me. He's good at what he does. However I am not having the same experience I watched my husband have. He's in and out of the office so fast...I almost feel as though I'm in his way. Trying to give it sometime. | |
5.0 | Mar 7, 2025 | Dr. Hollowell is very thorough and has good bedside manner. He is s very knowledgeable in his field. | |
4.5 | Mar 5, 2025 | We did not wait long. Dr. Hollowell came in checked me out and I was done. | |
4.8 | Mar 4, 2025 | Good person and doctor | |
5.0 | Mar 3, 2025 | Always a professional environment provided during my visits with Dr Hollowell. | |
5.0 | Mar 3, 2025 | Open honest and had reviewed all records available | |
5.0 | Mar 2, 2025 | Dr Hollowell is a great person and doctor who cares about their patients. He communicates well and reviews all recent medical tests and current medications. | |
5.0 | Mar 2, 2025 | Dr Hollowell cares about my overall health. Shares how to stay active and eat healthy. Great doctor. | |
5.0 | Mar 1, 2025 | Patient for over 10 years | |
5.0 | Mar 1, 2025 | Best cardiologist I've ever had. Professional, knowable, and gives answers easy to understand | |
5.0 | Mar 1, 2025 | Very professional and detailed. | |
4.6 | Feb 28, 2025 | Very good | |
5.0 | Feb 28, 2025 | Caring and considerate | |
5.0 | Feb 28, 2025 | Has my care for the best results in hand...... | |
5.0 | Feb 27, 2025 | Dr Hollowell is one of the best Doctors I've ever had. Sincere listener. | |
5.0 | Feb 26, 2025 | I was prescribed medication with great results. Dr. Hallawell's knowledge and manner was comforting. | |
5.0 | Feb 26, 2025 | Great | |
5.0 | Feb 22, 2025 | Dr Hollowell is great. I have been seeing him for over 20 years. He is very patient and takes time to answer all my questions. His support staff is very friendly and does a great job. Had less than a 5 minute wait | |
5.0 | Feb 22, 2025 | Cares about patients health. | |
5.0 | Feb 21, 2025 | My conditions have improved greatly thanks to Dr Hollowell's care. | |
4.9 | Feb 19, 2025 | Listen carefully to my situation. Provided his opinion and made decisions to further tests to complete a diagnosis | |
5.0 | Feb 19, 2025 | Very respectful and easy to talk to. Answered all my questions | |
5.0 | Feb 19, 2025 | Caring and goal of keeping you healthy. | |
4.9 | Feb 19, 2025 | I've been with this practice for over twenty years. I'd probably be dead if it weren't for them. | |
5.0 | Feb 15, 2025 | Dr. Hollowell is friendly and professional. Answered all my questions completely. He's a credit to BSW. | |
5.0 | Feb 14, 2025 | Dr Hollowell is my husband's cardiologist. We have been very impressed with him. Now I'm his patient too | |
4.8 | Feb 13, 2025 | Highly pleased | |
5.0 | Feb 13, 2025 | Well managed and knowledgeable staff. You are definitely lucky to have a Doctor and Staff such as this. | |
5.0 | Feb 13, 2025 | Pleasant, kind and understanding | |
5.0 | Feb 12, 2025 | As usual, Dr. Hollowell is efficient, attentive and knowledgeable. | |
4.1 | Jan 1, 2025 | Has lots of patience, good suggestions n easily accessible. | |
4.8 | Jan 1, 2025 | Dr Hollowell is the the best | |
5.0 | Dec 31, 2024 | Very professional and explains everything. | |
5.0 | Dec 28, 2024 | Been my doc for over 25 years. The best! | |
5.0 | Dec 24, 2024 | No Waiting. | |
5.0 | Dec 22, 2024 | VERY GOOD DOCTOR. CHECKED ON MY HEADASHES AND LOWERED MY BLOOD PRESSURE WHEN OTHER DOCTORS DID NOTHING FOR MY HIGH BLOOD PRESSURE. | |
5.0 | Dec 22, 2024 | Excellent care given | |
5.0 | Dec 20, 2024 | Professional from start to finish. | |
5.0 | Dec 19, 2024 | Excellent physician | |
5.0 | Dec 19, 2024 | Excellent doctor! | |
5.0 | Dec 19, 2024 | John Hollowell is the BEST! | |
5.0 | Dec 17, 2024 | Very knowledgeable & well informed.Takes care of the patient. | |
4.7 | Dec 17, 2024 | Listen & answered questions | |
5.0 | Dec 15, 2024 | Dr. Hollowell cares for my health. He discuss my needs and makes decisions about my health according to what is best for me. He involves me in the decisions. | |
4.0 | Dec 14, 2024 | Pleased | |
5.0 | Dec 13, 2024 | Dr. Hollowell is outstanding & always look forward to seeing him. The nurse who I've seen for several visits could use some training on PPE In healthcare, specifically the purpose of gloves, handwashing, etc. She always wears the same gloves typing on the keyboard, door handle, pen, EKG machine, blood pressure cuff, etc. | |
4.2 | Dec 13, 2024 | Very long term positive relationship | |
4.5 | Dec 11, 2024 | Great follow up and attention to detail | |
5.0 | Dec 11, 2024 | Staff is always friendly. Doctor concerned with my questions and makes me feel comfortable. | |
4.5 | Dec 11, 2024 | Very informative and personal | |
5.0 | Dec 10, 2024 | The doctor and his staff were all very pleasant and professional | |
5.0 | Dec 6, 2024 | He treated my husband & now I see I'm. I totally trust him with my health care. | |
4.8 | Dec 6, 2024 | Dr. Hollowell went over my lab test and answered all my questions. He took all the time necessary and did not act hurried. He showed real concern for me. | |
5.0 | Dec 5, 2024 | He takes good care of my family. We are graced. | |
5.0 | Dec 5, 2024 | He diagnosed my illness CORRECTLY & ADVISED APPROPRIATELY! | |
4.8 | Dec 4, 2024 | Great as always! | |
5.0 | Dec 4, 2024 | Very professional, knowledgeable and friendly. | |
5.0 | Dec 3, 2024 | Consistent care | |
5.0 | Dec 3, 2024 | Great communicator | |
5.0 | Dec 1, 2024 | Dr.Hollowell has been taking care of my heart for 26 years and I have the utmost confidence in whatever he tells me to do. He is doing me a service that will take me out of his hands for a short time so, he wants to be sure I can return to his care 100% ok. I would not continue with a doctor I did not have confidence in. | |
4.8 | Nov 29, 2024 | Dr. Hallowell listened to my concerns and he explained how he would proceed with any new testing that I would need. | |
4.8 | Nov 28, 2024 | Shows genuine interest | |
5.0 | Nov 28, 2024 | I felt like he really cares. | |
5.0 | Nov 25, 2024 | Dr. Hollowell is concerned with my help. He communicates well. He gives me good advice on keeping myself heart healthy. | |
4.8 | Nov 24, 2024 | Very professional and was very polite. | |
5.0 | Nov 21, 2024 | We love him. He's a no-nonsense doctor that gets right to the problem and listens to the patient to come up with the perfect solution | |
5.0 | Nov 20, 2024 | Dr. John Scott Hollowell is very attentive and great with patient communication & explained everything to me . Outstanding bedside manners, never rushing appointment. Best care given always feel safe around him and his staff. Most definitely love to recommend him to family & friends. | |
5.0 | Nov 20, 2024 | Dr. Hollowell is very knowledgeable about his subject matter. He also makes you very comfortable and is easy to talk with. | |
5.0 | Nov 20, 2024 | Magnificent | |
4.8 | Nov 20, 2024 | Good | |
5.0 | Nov 19, 2024 | Excellent doctor | |
4.7 | Nov 18, 2024 | Doctor Hollowell is considerate of my feelings and I trust him with the care of my heart. |
*The patient rating score is an average of all responses to physician-related questions on our nationally recognized Press Ganey Patient Satisfaction Survey.
**Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and are displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.