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Dr. Diana Westerfield, DO

Saint Peters, MO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Westerfield, Cardiologist in Saint Peters, MO?

    Dr. Diana Westerfield, DO is a Cardiologist, who primarily practices in Saint Peters, MO with 2 additional practice locations. She is board certified. Dr. Westerfield graduated from A.T. Still University of Health Sciences/ Kirksville College of Osteopathic Medicine and completed her residency at Riverside Osteo Hp-Henry Ford, Cardiovascular Diseases; Riverside Osteo Hp-Henry Ford, Internal Medicine; Riverside Osteo Hp-Henry Ford, Obstetrics And Gynecology. Dr. Westerfield is fluent in English, and is currently seeing new patients. Dr. Westerfield’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Westerfield’s office at (636) 916-7272.

    Where did Dr. Westerfield go to medical school and complete their residency?

    • Residency: Riverside Osteo Hp-Henry Ford, Cardiovascular Diseases; Riverside Osteo Hp-Henry Ford, Internal Medicine; Riverside Osteo Hp-Henry Ford, Obstetrics And Gynecology | A-OPTIC/East Kentucky Osteo Hosp Program

    • Medical School: A.T. Still University of Health Sciences/ Kirksville College of Osteopathic Medicine

    What languages does Dr. Westerfield speak?

    Dr. Westerfield and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Westerfield treat?

    As a Cardiologist, Dr. Westerfield 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. Westerfield. 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:

    • Atrial Fibrillation
    • Heart Palpitations
    • Sick Sinus Syndrome
    • Fast Heartbeat
    • Arrhythmia
    • Sick sinus syndrome
    • Afib
    • A-fib
    • Irregular heart rhythm
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart
    • Sinus Node Dysfunction
    • Bradycardia-Tachycardia Syndrome
    • SSS
    • SVT
    • Supraventricular Tachycardia
    • Rapid Heart Rate

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation
    • R002: Palpitations
    • I4891: Unspecified atrial fibrillation
    • I495: Sick sinus syndrome
    • I471: Supraventricular tachycardia

    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:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Coronary Artery Disease with Angina
    • Hardening of the Arteries in the Heart without Chest Pain
    • Atherosclerosis
    • Coronary Artery Disease
    • Atherosclerotic Heart Disease with Angina
    • Chest Pain from Heart Disease
    • Angina Pectoris
    • Silent Coronary Artery Disease
    • Asymptomatic Atherosclerosis

    ICD-10 Codes:

    • I25118: Atherosclerotic heart disease of native coronary artery with other forms of angina pectoris
    • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

    Also known as:

    • Type 2 Diabetes with Other Circulation Problems
    • Diabetes Complicationss
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetic Vascular Complications
    • Diabetes Heart and Blood Vessel Problems
    • Diabetes Mellitus Circulatory Issues
    • Diabetes Mellitus Complications
    • Diabetes Related Health Problems
    • Advanced Diabetes

    ICD-10 Codes:

    • E1159: Type 2 diabetes mellitus with other circulatory complications
    • E1169: Type 2 diabetes mellitus with other specified complication

    Also known as:

    • Mixed High Cholesterol and Triglycerides
    • Cholesterol
    • Triglycerides
    • Mixed hyperlipidemia
    • Combined hyperlipidemia
    • High lipids

    ICD-10 Codes:

    • E782: Mixed hyperlipidemia

    Also known as:

    • Having a Pacemaker
    • Pacemakers and Implantable Defibrillators
    • Heart pacemaker
    • Artificial pacemaker
    • Implanted heart device

    ICD-10 Codes:

    • Z950: Presence of cardiac pacemaker

    Also known as:

    • High Blood Pressure Heart Disease with Heart Failure
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Heart Failure
    • High Blood Pressure Causing Heart Failure

    ICD-10 Codes:

    • I110: Hypertensive heart disease with heart failure

    Also known as:

    • Chest Pain
    • Precordial pain
    • Chest discomfort
    • Thoracic pain

    ICD-10 Codes:

    • R072: Precordial pain

    Also known as:

    • Dizziness
    • Dizziness and Vertigo
    • Lightheadedness
    • Giddiness
    • Vertigo

    ICD-10 Codes:

    • R42: Dizziness and giddiness

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

    • Leaky Mitral Valve
    • Heart Valve Disease
    • Mitral Valve Insufficiency
    • Mitral Regurgitation

    ICD-10 Codes:

    • I340: Nonrheumatic mitral (valve) insufficiency

    Also known as:

    • Other Cardiac Implants
    • Heart Devices
    • Cardiac Grafts
    • Implantable Heart Devices

    ICD-10 Codes:

    • Z95818: Presence of other cardiac implants and grafts

    Also known as:

    • Chronic Diastolic Heart Failure
    • Heart Failure
    • Long-term Diastolic Heart Failure
    • Chronic HFpEF
    • Ongoing Filling Heart Failure

    ICD-10 Codes:

    • I5032: Chronic diastolic (congestive) heart failure

    Which procedures does Dr. Westerfield perform as a Cardiologist?

    As a Cardiologist, procedures performed by a Dr. Diana Westerfield may include:

    For detailed information, please contact Dr. Westerfield's office.

    Does Dr. Westerfield accept my insurance?

    Dr. Westerfield accepts most major insurance plans. Important: Please call our office at (636) 916-7272 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Westerfield accept in Saint Peters, MO?

    Dr. Westerfield in Saint Peters, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • Blue Cross Blue Shield of Michigan

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Gilsbar

    • Medicare

    • Other Health Care Provider

    • State of Arizona

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Westerfield's office located?

    Dr. Diana Westerfield's Primary Practice

    10 Hospital Dr Ste 100

    Saint Peters, MO 63376

    (636) 916-7272

    Get Directions

    Dr. Diana Westerfield's Practice 2

    1390 US Highway 61 Ste 2300

    Festus, MO 63028

    Get Directions

    Dr. Diana Westerfield's Practice 3

    20 Progress Point Pkwy Ste 222

    O Fallon, MO 63368

    Get Directions

    What is Dr. Westerfield's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Westerfield's National Provider Identifier (NPI) number is 1962440883.

    What common questions do patients ask about Dr. Westerfield?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Westerfield

    What is Dr. Diana Westerfield's specialty?

    Dr. Westerfield is a Cardiologist near Saint Peters, MO. 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. Westerfield to book an appointment today.

    Is this Dr. Diana Westerfield affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Westerfield is affiliated with Barnes-Jewish St. Peters 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 Diana Westerfield accepting new patients in Saint Peters, MO?

    Yes, Dr. Diana Westerfield is accepting new patients at this time.

    Does Dr. Diana Westerfield offer online booking?

    Please contact Dr. Westerfield's office at (636) 916-7272 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Diana Westerfield?

    Please contact Dr. Westerfield's office at (636) 916-7272 for information regarding telehealth appointment availability or for scheduling assistance.

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