
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lowenstein, Cardiologist in Baltimore, MD?
Dr. Charles Lowenstein, MD is a Cardiologist, who primarily practices in Baltimore, MD with 2 additional practice locations. He is board certified. Dr. Lowenstein graduated from Harvard Medical School, Boston, Massachusetts and completed his residency at Johns Hopkins Hosp, Cardiovascular Diseases; Mass Gen Hosp, Internal Medicine. He is a member of the American Heart Association and American Association for Advancement of Science. Dr. Lowenstein is fluent in English, and is currently seeing new patients. Dr. Lowenstein’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lowenstein’s office at (410) 550-0864.
Where did Dr. Lowenstein go to medical school and complete their residency?
Residency: Johns Hopkins Hosp, Cardiovascular Diseases; Mass Gen Hosp, Internal Medicine
Medical School: Harvard Medical School, Boston, Massachusetts | Harvard Medical School, Boston, Massachusetts
Is Dr. Lowenstein board certified as a Cardiologist?
Yes, Dr. Charles Lowenstein, MD is board certified by the American Board of Family Medicine , American Board of Internal Medicine since 1989, American Board of Internal Medicine since 2004
What languages does Dr. Lowenstein speak?
Dr. Lowenstein and their clinical team can communicate with patients in the following languages:
English
What conditions does a Cardiologist like Dr. Lowenstein typically treat?
As a Cardiologist, Dr. Lowenstein 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. Lowenstein. 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:
- Past Heart Attack
- Heart Attack
- Previous Heart Attack
- Old Myocardial Infarction
- Prior Heart Attack
ICD-10 Codes:
- I252: Old myocardial infarction
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:
- Enlarged Heart
- Heart Disease
- Cardiomegaly
- Big heart
- Heart enlargement
ICD-10 Codes:
- I517: Cardiomegaly
Also known as:
- Fast Heartbeat
- Arrhythmia
- Tachycardia
- Rapid heart rate
- Racing heart
ICD-10 Codes:
- R000: Tachycardia, unspecified
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. Lowenstein typically perform?
As a Cardiologist, procedures performed by Dr. Charles Lowenstein 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. Lowenstein's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Lowenstein accept my insurance?
Dr. Lowenstein accepts most major insurance plans. Important: Please call our office at (410) 550-0864 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lowenstein accept in Baltimore, MD?
Dr. Lowenstein in Baltimore, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
CVS Health (formerly Aetna)
Kaiser Permanente
Medicare
Unknown
View All Insurances
Where is Dr. Lowenstein's office located?
Recognitions
Memberships & Associations
American Heart Association
Member
American Association for Advancement of Science
Member
What is Dr. Lowenstein's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lowenstein's National Provider Identifier (NPI) number is 1770529083.
What common questions do patients ask about Dr. Lowenstein?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lowenstein
What is Dr. Charles Lowenstein's specialty?
Dr. Lowenstein is a Cardiologist near Baltimore, MD.
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. Charles Lowenstein affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lowenstein is affiliated with The Johns Hopkins Hospital, Geisinger Medical Center, Medstar Franklin Square Medical Center 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 Charles Lowenstein accepting new patients in Baltimore, MD?
Yes, Dr. Charles Lowenstein is accepting new patients at this time.
Does Dr. Charles Lowenstein offer online booking?
Please contact Dr. Lowenstein's office at (410) 550-0864 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Charles Lowenstein?
Please contact Dr. Lowenstein's office at (410) 550-0864 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Charles Lowenstein have?
Dr. Charles Lowenstein is certified by the American Board of Family Medicine and American Board of Internal Medicine.
Other Cardiologist Near Baltimore, MD
JR
Interventional Cardiologist
Dr. Juan Rico Mesa, MD is an Interventional Cardiologist, who primarily practices in Baltimore, MD.
Baltimore, MD
AG
Interventional Cardiologist
Dr. Amit Goyal, MD is an Interventional Cardiologist, who primarily practices in Baltimore, MD.
Baltimore, MD

Interventional Cardiologist
Dr. Chao-Wei Hwang, MD, PHD is an Interventional Cardiologist, who primarily practices in Baltimore, MD with 2 additional practice locations. He has been practicing for over 15 years and is board certified.
Baltimore, MD