KL
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lonergan, Cardiologist in Dallas, TX?
Dr. Katy Lonergan, MD is a Cardiologist, who primarily practices in Dallas, TX with 2 additional practice locations. She is board certified. Dr. Lonergan is fluent in English, and is currently seeing new patients. Dr. Lonergan’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lonergan’s office at (214) 645-8300.
What languages does Dr. Lonergan speak?
Dr. Lonergan and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Lonergan treat?
As a Cardiologist, Dr. Lonergan 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. Lonergan. 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.
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Leaky Mitral Valve
- Tricuspid Valve Insufficiency
- Narrowed Aortic Valve
- Pulmonary Valve Insufficiency
- Heart Valve Disease
- Mitral Valve Insufficiency
- Mitral Regurgitation
- Leaky tricuspid valve
- Tricuspid regurgitation
- Aortic Valve Stenosis
- Tight Aortic Valve
- Leaky pulmonary valve
- Pulmonary regurgitation
ICD-10 Codes:
- I340: Nonrheumatic mitral (valve) insufficiency
- I361: Nonrheumatic tricuspid (valve) insufficiency
- I350: Nonrheumatic aortic (valve) stenosis
- I371: Nonrheumatic pulmonary valve insufficiency
Also known as:
- Abnormal EKG
- Heart Health Tests
- Irregular Electrocardiogram
- Unusual Heart Rhythm Test
- ECG Abnormalities
ICD-10 Codes:
- R9431: Abnormal electrocardiogram [ECG] [EKG]
Also known as:
- Fast Heartbeat
- Atrial Fibrillation
- Heart Palpitations
- Arrhythmia
- Tachycardia
- Rapid heart rate
- Racing heart
- Afib
- A-fib
- Irregular heart rhythm
- Skipped Heartbeat
- Fluttering Heart
- Pounding Heart
ICD-10 Codes:
- R000: Tachycardia, unspecified
- I480: Paroxysmal atrial fibrillation
- I4891: Unspecified atrial fibrillation
- R002: Palpitations
Also known as:
- Dizziness
- Dizziness and Vertigo
- Lightheadedness
- Giddiness
- Vertigo
ICD-10 Codes:
- R42: Dizziness and giddiness
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Enlarged Heart
- Heart Disease
- Cardiomegaly
- Big heart
- Heart enlargement
ICD-10 Codes:
- I517: Cardiomegaly
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
Also known as:
- Fluid and Electrolyte Imbalance
- Fluid and Electrolyte Balance
- Electrolyte Disorder
- Fluid Balance Problem
ICD-10 Codes:
- E878: Other disorders of electrolyte and fluid balance, not elsewhere classified
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Pectoral pain
ICD-10 Codes:
- R0789: Other chest pain
Also known as:
- Therapeutic Drug Monitoring
- Drug level testing
- Medication monitoring
- Therapeutic drug management
ICD-10 Codes:
- Z5181: Encounter for therapeutic drug level monitoring
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Fainting
- Syncope
- Passing out
- Collapse
ICD-10 Codes:
- R55: Syncope and collapse
Which procedures does Dr. Lonergan perform as a Cardiologist?
As a Cardiologist, procedures performed by a Dr. Katy Lonergan 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
For detailed information, please contact Dr. Lonergan's office.
Does Dr. Lonergan accept my insurance?
Dr. Lonergan accepts most major insurance plans. Important: Please call our office at (214) 645-8300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lonergan accept in Dallas, TX?
Dr. Lonergan in Dallas, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene
CVS Health (formerly Aetna)
Express Scripts
Health Care Service Corporation (HCSC)
Humana
Medicare
Molina
Other Health Care Provider
State of Texas
UnitedHealthcare
View All Insurances
Where is Dr. Lonergan's office located?
What is Dr. Lonergan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lonergan's National Provider Identifier (NPI) number is 1144394461.
What common questions do patients ask about Dr. Lonergan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lonergan
What is Dr. Katy Lonergan's specialty?
Dr. Lonergan is a Cardiologist near Dallas, TX. 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. Contact Dr. Lonergan to book an appointment today.
Is this Dr. Katy Lonergan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lonergan is affiliated with William P. Clements Jr. University Hospital which is a Castle Connolly Top Hospital. 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
Where can I learn more about Cardiologist?
Explore Cardiologist with 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 Katy Lonergan accepting new patients in Dallas, TX?
Yes, Dr. Katy Lonergan is accepting new patients at this time.
Does Dr. Katy Lonergan offer online booking?
Please contact Dr. Lonergan's office at (214) 645-8300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Katy Lonergan?
Please contact Dr. Lonergan's office at (214) 645-8300 for information regarding telehealth appointment availability or for scheduling assistance.
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