Physician Profile
James T. Maddux, MD
Unclaimed ProfileAbout Dr. Maddux
James T. Maddux, MD is a healthcare provider in Missoula, MT specializing in interventional cardiology. James trained at Jefferson Medical College of Thomas Jefferson University, graduating in 1995. James is also listed as specializing in cardiovascular disease. According to Medicare claims data, James cared for 1,753 Medicare patients across 2,022 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (406) 329-5615
- Email not available
Practice Locations
500 W BROADWAY ST SUITE 320
Missoula, MT 59802
1200 Westwood Dr
Hamilton, MT 59840
435 S Crystal St Ste 240
Butte, MT 59701
Conditions Commonly Evaluated or Treated
Within Interventional Cardiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- AFib
- Arrhythmias
- Coronary artery disease
- Heart attack
Artery blockages
- Aortic aneurysm
- Carotid Artery Blockage
- Completely Blocked Heart Artery
- Microvascular angina
- Re-Blocked Heart Stent
- Severely Calcified Heart Arteries
- Torn Heart Artery
Blood clots
- Blood Clot in Lung
- Deep vein thrombosis
Blood pressure
- Pulmonary hypertension
- Resistant hypertension
Chest symptoms
- Unexplained chest pain
Circulation & veins
- Chronic venous insufficiency
- Non-Healing Foot Sores From Poor Blood Flow
- Peripheral artery disease
Coronary disease
- Acute coronary syndrome
- Stable angina
Heart failure
- Congestive heart failure
- Shock
Heart muscle
- Dilated cardiomyopathy
- Hypertrophic cardiomyopathy
Heart muscle conditions
- Myocarditis
- Sudden Heart Muscle Weakness
Heart rhythm
- Heart palpitations
- Slow heart rate (bradycardia)
- Supraventricular tachycardia
Heart rhythm & blood flow
- Fainting and syncope
Heart valves
- Aortic stenosis
- Heart Murmur
- Mitral regurgitation
- Tricuspid regurgitation
Structural & congenital
- Coarctation of the Aorta
- Hole Between Bottom Heart Chambers
Structural heart
- Patent foramen ovale
- Pericardial effusion
Valve disease
- Failing Artificial Heart Valve
- Mitral stenosis
- Narrowed Pulmonary Valve
Vascular disease
- Leg Cramps When Walking
- Narrow kidney artery
- Stomach Pain After Eating From Arteries
- Subclavian Steal Syndrome
Vein conditions
- May-Thurner Syndrome
- Pelvic Congestion Syndrome
- Varicose veins
Procedures & services
Most searched procedures
- AFib ablation
- Angioplasty and stenting
- Cardiac catheterization
- Pacemaker implantation
- Watchman procedure
Artery procedures
- Atherectomy
- Carotid Artery Stent
- Drug-Coated Balloon Treatment
- Minimally Invasive Aneurysm Repair
- Opening Chronic 100% Blocked Heart Arteries
- Shockwave Plaque Busting In Heart Arteries
Blood pressure procedures
- High Blood Pressure Nerve Treatment
Circulation & limbs
- Laser Vein Treatment For Leg Swelling
- Leg Artery Stent
Circulatory support
- Intra-aortic balloon pump placement
Clot procedures
- Catheter Blood Clot Removal From Legs
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
Coronary stenting
- Bypass Graft Stenting
Diagnostic catheterization
- Right heart catheterization
Diagnostic tests
- Coronary Artery Spasm Test
- Coronary Microvascular Resistance Test
- Heart Muscle Biopsy
Diagnostics & monitoring
- Fractional flow reserve measurement
- Implantable Loop Recorder (Cardiac Monitor Implant)
- Intravascular ultrasound
Emergency heart procedures
- Clot Suction From Heart Arteries
Heart devices
- Electrical cardioversion
- Implantable cardioverter-defibrillator placement
Heart muscle
- Alcohol Ablation For Thickened Heart Muscle
Heart support
- Percutaneous ventricular-assist device placement
Imaging & diagnostics
- Coronary optical coherence tomography
Stenting
- Arm Artery Stent
- Mesenteric Artery Stenting
- Renal artery stenting
Structural heart repair
- Aortic Coarctation Stent
- Ventricular Septal Defect Repair
Structural repair
- Heart Fluid Drainage (Pericardiocentesis)
- Patent foramen ovale closure
Valve procedures
- Balloon Heart Valve Opening
- Leaky Artificial Heart Valve Repair
- Transcatheter aortic valve replacement
- Transcatheter mitral valve repair
- Transcatheter Pulmonary Valve Replacement
- TriClip Valve Repair
Valve replacement
- Transcatheter Tricuspid Valve Replacement
- Valve-In-Valve Heart Replacement
Vein procedures
- Iliac Vein Stenting
- Microfoam Vein Injection
- Radiofrequency Vein Closure
- Varicose Vein Medical Glue
Procedures Most Often Billed to Medicare
2,022 services · 1,753 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
62 | More often than most peers in Interventional Cardiology |
| Repair of left upper heart chamber with implant with review by radiologist | Procedure | 33340 |
23 | As often as other peers in Interventional Cardiology |
| Repair of mitral valve through the skin, initial prosthesis | Procedure | 33418 |
17 | As often as other peers in Interventional Cardiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
399 | As often as other peers in Interventional Cardiology |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
300 | More than most peers in Interventional Cardiology |
| Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Treatment | 93458 |
147 | More than most peers in Interventional Cardiology |
| Programming of dual lead pacemaker system | Treatment | 93280 |
136 | More than most peers in Interventional Cardiology |
| Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | Treatment | 92928 |
87 | More than most peers in Interventional Cardiology |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
82 | More than most peers in Interventional Cardiology |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
80 | Less often than most peers in Interventional Cardiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other interventional cardiologists in Missoula 2
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of aortic valve through the skin and femoral artery 7
Providers in MT who bill this service to Medicare most often.
Common questions
What is Dr. Maddux's specialty?
Dr. Maddux is an interventional cardiologist in Missoula, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Interventional Cardiology”.
NPI registry
Where can I find Dr. Maddux?
Dr. Maddux is listed at 500 W Broadway St Suite 320, Missoula, MT 59802. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Maddux?
The number on file is (406) 329-5615. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Maddux's NPI number?
Dr. Maddux's National Provider Identifier is 1942237326. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Maddux's medical education?
Dr. Maddux attended Jefferson Medical College of Thomas Jefferson University, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Maddux been practicing?
Dr. Maddux has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Maddux known for?
According to Medicare billing data, Dr. Maddux performs procedures including replacement of aortic valve through the skin and femoral artery, repair of left upper heart chamber with implant with review by radiologist and repair of mitral valve through the skin, initial prosthesis; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Maddux confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Maddux. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.