NM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Madsen, Interventional Cardiologist in Bozeman, MT?
Dr. Nathaniel Madsen, MD is an Interventional Cardiologist, who primarily practices in Bozeman, MT. He is board certified. Dr. Madsen is fluent in English and German, and is currently seeing new patients. Dr. Madsen’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Madsen’s office.
Is Dr. Madsen board certified as an Interventional Cardiologist?
Yes, Dr. Nathaniel Madsen, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Madsen speak?
Dr. Madsen and their clinical team can communicate with patients in the following languages:
English
German
What conditions does an Interventional Cardiologist like Dr. Madsen typically treat?
As an Interventional Cardiologist, Dr. Madsen 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. Madsen. 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:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
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:
- Heart Attack (NSTEMI)
- Past Heart Attack
- Heart Attack
- Myocardial Infarction
- Non-STEMI
- Less Severe Heart Attack
- Previous Heart Attack
- Old Myocardial Infarction
- Prior Heart Attack
ICD-10 Codes:
- I214: Non-ST elevation (NSTEMI) myocardial infarction
- I252: Old myocardial infarction
Also known as:
- Enlarged Heart
- Heart Disease
- Cardiomegaly
- Big heart
- Heart enlargement
ICD-10 Codes:
- I517: Cardiomegaly
What procedures does an Interventional Cardiologist like Dr. Madsen typically perform?
As an Interventional Cardiologist, procedures performed by Dr. Nathaniel Madsen may include:
- Balloon Angioplasty / Stent
- Cardiac Catheterization
- Carotid Endarterectomy
- Heart Valve Repair / Valvuloplasty
- Pacemaker Implant
Please contact Dr. Madsen's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Madsen accept my insurance?
Dr. Madsen accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Madsen accept in Bozeman, MT?
Dr. Madsen in Bozeman, MT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Allied Benefit Systems
Blue Cross Blue Shield of Michigan
Cigna Group
First Administrators
Health Care Service Corporation
Humana
Kaiser Permanente
Medicare
Unknown
Wellmark Blue Cross Blue Shield
View All Insurances
Where is Dr. Madsen's office located?
What is Dr. Madsen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Madsen's National Provider Identifier (NPI) number is 1609927607.
What common questions do patients ask about Dr. Madsen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Madsen
What is Dr. Nathaniel Madsen's specialty?
Dr. Madsen is a Interventional Cardiologist near Bozeman, MT.
What does an Interventional Cardiologist do?
A branch of medicine within cardiology that employs advanced imaging and diagnostic techniques to assess blood flow and pressure in the coronary arteries and heart chambers. This specialty also utilizes technical procedures and medications to address abnormalities that affect cardiovascular function.
Is this Dr. Nathaniel Madsen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Madsen is affiliated with Bozeman Health Deaconess Regional 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 an Interventional Cardiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Interventional 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 Nathaniel Madsen accepting new patients in Bozeman, MT?
Yes, Dr. Nathaniel Madsen is accepting new patients at this time.
Does Dr. Nathaniel Madsen offer online booking?
Please contact Dr. Madsen's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Nathaniel Madsen?
Please contact Dr. Madsen's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Nathaniel Madsen have?
Dr. Nathaniel Madsen is certified by the American Board of Internal Medicine.
Other Interventional Cardiologist Near Bozeman, MT
MD
Cardiologist
Dr. Mark De Boer, MD is a Cardiologist, who primarily practices in Livingston, MT with 2 additional practice locations. He is board certified.
Livingston, MT
WH
Interventional Cardiologist
Dr. William Hull, DO is an Interventional Cardiologist, who primarily practices in Butte, MT.
Butte, MT

Interventional Cardiologist
Dr. Jay Bitar, MD is an Interventional Cardiologist, who primarily practices in Butte, MT. He is board certified.
Butte, MT
Connect with DR. Madsen
937 Highland Blvd Ste 5510
Bozeman, MT 59715