MK
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Klein, Cardiologist in Saint Louis, MO?
Dr. Michael Klein, MD is a Cardiologist, who primarily practices in Saint Louis, MO with 2 additional practice locations. He is board certified. Dr. Klein completed his residency at Mount Zion M C Univ Ca, Internal Medicine. Dr. Klein is fluent in English, and is currently seeing new patients. Dr. Klein’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Klein’s office at (314) 996-7272.
Where did Dr. Klein go to medical school and complete their residency?
Residency: Mount Zion M C Univ Ca, Internal Medicine | York Hosp, Internal Medicine Eastern Me Med Ctr, Family Practice
Medical School: Yale University School of Medicine | University of Pittsburgh Sch of Med, Pittsburgh Pa
Is Dr. Klein board certified as a Cardiologist?
Yes, Dr. Michael Klein, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Klein speak?
Dr. Klein and their clinical team can communicate with patients in the following languages:
English
What conditions does a Cardiologist like Dr. Klein typically treat?
As a Cardiologist, Dr. Klein 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. Klein. 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.
Also known as:
- Enlarged Heart
- Heart Disease
- Cardiomegaly
- Big heart
- Heart enlargement
ICD-10 Codes:
- I517: Cardiomegaly
Also known as:
- Coronary Artery Disease with Angina
- Atherosclerosis
- Coronary Artery Disease
- Atherosclerotic Heart Disease with Angina
- Chest Pain from Heart Disease
- Angina Pectoris
ICD-10 Codes:
- I25118: Atherosclerotic heart disease of native coronary artery with other forms of angina pectoris
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:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
What procedures does a Cardiologist like Dr. Klein typically perform?
As a Cardiologist, procedures performed by Dr. Michael Klein 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. Klein's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Klein accept my insurance?
Dr. Klein accepts most major insurance plans. Important: Please call our office at (314) 996-7272 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Klein accept in Saint Louis, MO?
Dr. Klein in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Michigan
Corporate Services
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Klein's office located?
Dr. Michael Klein's Primary Practice
3023 N Ballas Rd Ste 200D
Saint Louis, MO 63131
(314) 996-7272
What is Dr. Klein's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Klein's National Provider Identifier (NPI) number is 1871756379.
What common questions do patients ask about Dr. Klein?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Klein
What is Dr. Michael Klein's specialty?
Dr. Klein is a Cardiologist near Saint Louis, MO.
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. Michael Klein affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Klein is affiliated with Missouri Baptist Medical Center 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
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 Michael Klein accepting new patients in Saint Louis, MO?
Yes, Dr. Michael Klein is accepting new patients at this time.
Does Dr. Michael Klein offer online booking?
Please contact Dr. Klein's office at (314) 996-7272 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Michael Klein?
Please contact Dr. Klein's office at (314) 996-7272 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Michael Klein have?
Dr. Michael Klein is certified by the American Board of Internal Medicine.
Other Cardiologist Near Saint Louis, MO

Cardiologist
Dr. Robert Lehman, MD is a Cardiologist, who primarily practices in Saint Louis, MO with 1 additional practice location. He is board certified.
Saint Louis, MO

Cardiologist
Dr. Christopher Speidel, MD is a Cardiologist, who primarily practices in Saint Louis, MO with 2 additional practice locations. He is board certified.
Saint Louis, MO
LS
Cardiologist
Dr. Linda Stronach, MD is a Cardiologist, who primarily practices in Saint Louis, MO. She is board certified.
Saint Louis, MO