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- 975 Port Washington Rd, Grafton, WI 53024
About Dr. Howenstein
Matthew J. Howenstein, M.D. is a healthcare provider in Grafton, WI specializing in vascular & interventional radiology. Matthew trained at Vanderbilt University School of Medicine, graduating in 2005. Matthew is also listed as specializing in diagnostic radiology. According to Medicare claims data, Matthew cared for 783 Medicare patients across 821 services. The services billed most often include use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes, ultrasonic guidance for blood vessel access, and fluoroscopic guidance for insertion or removal of central vein access device. This provider record is associated with NPI 1548419336.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (414) 358-5420
- Email not available
Practice Locations
975 PORT WASHINGTON RD
Grafton, WI 53024
Conditions Commonly Evaluated or Treated
Within Interventional Radiology 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
- Deep vein thrombosis
- Enlarged prostate
- Peripheral artery disease
- Spinal compression fractures
- Uterine fibroids
- Varicose veins
Bone & Joint
- Benign Bone Tumor
- Heel pain
Brain & Spine
- Brain aneurysm
- Chronic Brain Bleed
- Stroke
Cancer
- Cancer spread to bones
- Kidney cancer
- Liver cancer
- Lung cancer
Digestive
- Acute gallbladder inflammation
- Ascites
- Benign Liver Tumor
- Bleeding Hemorrhoids
- Blocked Bile Duct
- Portal hypertension
Emergency vascular
- Internal Bleeding
Endocrine
- Thyroid nodules
Joint & bone pain
Kidney
- Dialysis Access Problems
- Hydronephrosis
Men's health
- Varicocele
Pain
- Facet joint pain
- Sacroiliac joint pain
- Sciatica
- Severe Cancer Pain in Belly
Respiratory
- Fluid around the lungs
Vascular
- Aortic aneurysm
- Blocked Chest Vein
- Blood Clot in Lung
- Brain Vascular Malformation
- Carotid Artery Blockage
- Chronic venous insufficiency
- Leg Ulcers
- Lymph Fluid Leak in Chest
- May-Thurner Syndrome
- Narrow kidney artery
- Nutcracker Syndrome
- Spider veins
- Torn Aorta
- Visceral Artery Aneurysm
Women's health
- Adenomyosis
- Blocked Fallopian Tubes
- Chronic pelvic pain
Procedures & services
Most searched procedures
- Angiogram
- Atherectomy
- Kyphoplasty
- Prostate artery embolization
- Uterine fibroid embolization
- Y-90 radioembolization
Bone & Joint
- Osteoid Osteoma Ablation
Brain & Spine
- Brain Aneurysm Coiling
- Image-Guided Lumbar Puncture
- Middle Meningeal Artery Embolization
Cancer
- Chemo port removal
- Kidney Tumor Ablation
- Microwave Ablation for Tumors
- Radiofrequency ablation
- TACE Chemoembolization
- Tumor Cryoablation
Diagnostic
- Image-Guided Needle Biopsy
Digestive
- Bile duct stent placement
- Feeding tube placement
- Gallbladder Drainage Tube Placement
- Hemorrhoid Embolization
- TIPS Procedure
Drainage
- Draining lung fluid
- Incision and drainage of an abscess
- Paracentesis
Emergency vascular
- Embolization for Internal Bleeding
Endocrine
- Thyroid Nodule Radiofrequency Ablation
Joint & bone pain
- Knee Embolization for Arthritis
- Vertebroplasty
Kidney
- Dialysis Fistula Repair
- Kidney Drainage Tube Placement
Kidney & Urinary
- Minimally Invasive Dialysis Fistula Creation
Men's health
- Varicocele Embolization
Pain
- Celiac Plexus Nerve Block
- Epidural steroid injection
- Radiofrequency Nerve Ablation
- Sacroiliac joint injection
Vascular
- Balloon Angioplasty for Legs
- Blood Clot Removal Surgery
- Carotid Artery Stent
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
- Laser Vein Treatment For Leg Swelling
- Minimally Invasive Aneurysm Repair
- Sclerotherapy
- Thoracic Duct Embolization
- Vascular Malformation Sclerotherapy
- Vein Blood Flow Study
- Vein Stent Placement
Vascular access
- Chemo port placement
- PICC line placement coordination
Women's health
- Pelvic Vein Embolization
- Unblocking Fallopian Tubes
Procedures Most Often Billed to Medicare
821 services · 783 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of tunneled central venous tube for infusion (5 years or older) | Procedure | 36558 |
34 | More often than most peers in Vascular & Interventional… |
| Insertion of central venous tube with port (5 years or older) | Procedure | 36561 |
25 | More often than most peers in Vascular & Interventional… |
| Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch | Procedure | 36247 |
22 | As often as other peers in Vascular & Interventional… |
| Drainage of fluid from abdominal cavity using imaging guidance | Procedure | 49083 |
18 | Less often than most peers in Vascular & Interventional… |
| Biopsy and aspiration of bone marrow sample for diagnosis | Procedure | 38222 |
16 | Less often than most peers in Vascular & Interventional… |
| Occlusion of growths or obstructed vessels with review by radiologist | Procedure | 37243 |
14 | Less often than most peers in Vascular & Interventional… |
| Removal of tunneled central venous tube | Procedure | 36589 |
14 | As often as other peers in Vascular & Interventional… |
| Aspiration of fluid from chest cavity using imaging guidance | Procedure | 32555 |
12 | Less often than most peers in Vascular & Interventional… |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
121 | More than most peers in Vascular & Interventional… |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
74 | More than most peers in Vascular & Interventional… |
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 5
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 radiologists in Grafton 2
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Vanderbilt University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at Vanderbilt University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of tunneled central venous tube for infusion (5 years or older) 7
Providers in WI who bill this service to Medicare most often.
Common questions
What kind of doctor is Matthew J. Howenstein?
Matthew J. Howenstein is an interventional radiologist in Grafton, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular & Interventional Radiology”.
NPI registry
What is Matthew J. Howenstein's address?
Matthew J. Howenstein is listed at 975 Port Washington Rd, Grafton, WI 53024. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Matthew J. Howenstein?
The number on file is (414) 358-5420. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Matthew J. Howenstein's NPI number?
Matthew J. Howenstein's National Provider Identifier is 1548419336. 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
Where did Matthew J. Howenstein train?
Matthew J. Howenstein attended Vanderbilt University School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Matthew J. Howenstein been practicing?
Matthew J. Howenstein has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What procedures does Matthew J. Howenstein perform?
According to Medicare billing data, Matthew J. Howenstein performs procedures including insertion of tunneled central venous tube for infusion, insertion of central venous tube with port and insertion of tube into abdominal, pelvic, or leg artery, initial third order branch; reads or performs imaging such as ultrasonic guidance for blood vessel access and fluoroscopic guidance for insertion or removal of central vein access device; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes and ultrasound of both sides of head and neck blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Matthew J. Howenstein confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Matthew J. Howenstein. If this is you, claiming it is free.
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