34 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Hollowell, Cardiologist in Plano, TX?
Dr. John Hollowell, MD is a Cardiologist, who primarily practices in Plano, TX with 2 additional practice locations. He has been practicing for over 34 years and is board certified. Dr. Hollowell graduated from Louisiana State University School of Medicine, New Orleans and completed his residency at Loma Linda Univ Med Ctr, Cardiovascular Diseases Univ Tx Med Branch Hosps, Internal Medicine. Dr. Hollowell is fluent in English and Spanish, and is currently seeing new patients. Dr. Hollowell’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hollowell’s office at (469) 326-3400.
Where did Dr. Hollowell go to medical school and complete their residency?
Residency: Loma Linda Univ Med Ctr, Cardiovascular Diseases Univ Tx Med Branch Hosps, Internal Medicine | Loma Linda University Medical Center Program
Medical School: La State Univ Sch of Med In Shreveport, Shreveport La | Louisiana State University School of Medicine, New Orleans
Is Dr. Hollowell board certified as a Cardiologist?
Yes, Dr. John Hollowell, MD is board certified by the American Board of Urology
What languages does Dr. Hollowell speak?
Dr. Hollowell and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Cardiologist like Dr. Hollowell typically treat?
As a Cardiologist, Dr. Hollowell diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Hollowell. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.
Also known as:
- Circulatory System Surgery Aftercare
- After Surgery
- Post-cardiac surgery care
- Vascular surgery aftercare
- Heart surgery recovery
ICD-10 Codes:
- Z48812: Encounter for surgical aftercare following surgery on the circulatory system
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Coronary Artery Bypass Graft
- Coronary Artery Bypass Surgery
- CABG
- Heart Bypass Graft
- Bypass Surgery Graft
ICD-10 Codes:
- Z951: Presence of aortocoronary bypass graft
Also known as:
- Permanent Atrial Fibrillation
- Atrial Fibrillation
- Irreversible AFib
- Fixed Atrial Fibrillation
- Long-term AFib
ICD-10 Codes:
- I4821: Permanent atrial fibrillation
What procedures does a Cardiologist like Dr. Hollowell typically perform?
As a Cardiologist, procedures performed by Dr. John Hollowell may include:
- Absent Pulmonary Valve Repair
- Anomalous Coronary Artery Angiography
- Anticoagulation Management
- Aortic Stenosis Repair
- Aortic Valve Repair / Replacement
- Aortopulmonary Window Repair
- Arterial Doppler
- Balloon Septostomy
Please contact Dr. Hollowell's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Hollowell accept my insurance?
Dr. Hollowell accepts most major insurance plans. Important: Please call our office at (469) 326-3400 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Hollowell accept in Plano, TX?
Dr. Hollowell in Plano, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross Blue Shield of Michigan
Christian Healthcare Ministries
Cigna Group
Health Care Service Corporation
Medicare
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Hollowell's office located?
Dr. John Hollowell's Primary Practice
1820 Preston Park Blvd Ste 1450
Plano, TX 75093
(469) 326-3400
What is Dr. Hollowell's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Hollowell's National Provider Identifier (NPI) number is 1083601520.
What common questions do patients ask about Dr. Hollowell?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hollowell
What is Dr. John Hollowell's specialty?
Dr. Hollowell is a Cardiologist near Plano, TX.
What does a Cardiologist do?
An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias.
Is this Dr. John Hollowell affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Hollowell is affiliated with Texas Health Presbyterian Hospital Allen, Baylor Scott & White The Heart Hospital - Plano, Baylor Scott & White Surgical Hospital At Sherman, Baylor Scott & White Medical Center - Mckinney which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Cardiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Cardiologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is John Hollowell accepting new patients in Plano, TX?
Yes, Dr. John Hollowell is accepting new patients at this time.
Does Dr. John Hollowell offer online booking?
Please contact Dr. Hollowell's office at (469) 326-3400 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Hollowell?
Please contact Dr. Hollowell's office at (469) 326-3400 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Hollowell have?
Dr. John Hollowell is certified by the American Board of Urology.
<section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>