Loading...

    Explore
    • Policy Monitoring
    • Live Policy Feed
    • Billing Codes
    • NPI Medicare & Medicaid
    • Healthcare Providers
    • Health Insurance Payers
    • States
    • Service Lines
    • Taxonomy Codes
    Lookup tools
    • Billing Code Lookup
    • CPT Modifier Lookup
    • Provider Taxonomy Code Lookup
    • Healthcare Provider & Facility Lookup
    • Health Insurance Payer Lookup
    • Payer Contact Directory

    Policy & Benchmark Tools

    • Prior Authorization Lookup
    • Coverage Criteria Lookup
    • Timely Filing Lookup
    • Billing Code Reimbursement Rates
    • Payer Comparison Dashboard
    • Facility Comparison Dashboard
    • All tools

    Company

    • About OpenPayer
    • Data Sources
    • Trek Health
    OpenPayerby Trek Health
    LinkedInYouTube

    © 2026 Trek Health. All rights reserved.

    OpenPayer is built and maintained by Trek Health.

    v1.0.28
    OpenPayerNPI Medicare & MedicaidMatthew Howenstein
    Ask Trek AI about this page

    Matthew Howenstein — Billing Profile & Reimbursement Data

    NPI 1548419336 · Grafton, WI · Vascular & Interventional Radiology Physician

    Customize your policy alerts

    Sign up for Matthew Howenstein — Billing Profile & Reimbursement Data policy alerts

    Get alerted when relevant policies change without checking for updates manually.

    Monitor payer policy activity

    Receive email alerts as soon as relevant payer policies are published or updated.

    Matthew Howenstein is a vascular & interventional radiology physician provider located in Grafton, Wisconsin. This profile covers 29 Medicare and 0 Medicaid CPT/HCPCS procedure codes, with claims volume, average reimbursement, and total revenue by code, benchmarked against other providers billing the same services.

    Table of contents

    Progress1 / 8

    Explore openpayer tools

    • Billing CodesCPT, HCPCS, DRG & more
    • Reimbursement RatesCommercial vs. Medicare rate reports
    • ProvidersHospitals & facilities
    • PayersPlans & market footprint
    • Taxonomy CodesNUCC specialty codes
    • ModifiersCPT modifiers & usage
    • Prior AuthorizationPA policies by payer & drug
    • Timely FilingFiling deadlines by payer
    • Coverage CriteriaMedical necessity by payer
    • Payer ContactsClaims, PA & appeals contacts
    View all tools

    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeIndividual
    OrganizationMatthew Howenstein
    Address975 Port Washington Rd
    CityGrafton
    StateWI
    ZIP53024
    TaxonomyVascular & Interventional Radiology Physician
    NPI EnumeratedSeptember 16, 2008

    Lifetime revenue by payer source (source: CMS Medicare & Medicaid claims data)

    Payer SourceTotal Paid
    Medicare$41.3K
    Medicaid$0

    Medicare: Total Revenue Breakdown by CPT/HCPCS Code

    Medicare revenue breakdown by CPT/HCPCS procedure code.

    View: Bar Chart1 / 2

    Medicare: Complete Services Breakdown

    The CPT/HCPCS codes generating the most Medicare revenue for this provider.

    29 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    36558The provider places a catheter, without a subcutaneous port or pump in one of the major veins carrying the blood to the heart or directly into the right atrium, to administer medication, nutrients,…40$190$6.5K
    36561A central venous access catheter is a device that the physician inserts beneath the skin to draw blood or administer medication/nutrients to the patient.  The catheter's tip must terminate in the…30$240$5.9K
    93880Duplex scanning of arteries for the evaluation of blood flow is a type of non–invasive vascular diagnostic process. A physician can visualize and selectively assess the flow patterns of peripheral…70$50$3.5K
    36247Angiography is an X–ray study of the blood vessels that helps physicians diagnose and treat medical conditions. Angiography uses a radiopaque substance (dye) to make the blood vessels visible under…20$150$3.3K
    36902The provider introduces a needle and/or catheter under fluoroscopic guidance (live X–rays that can be viewed on a monitor) and injects contrast material into the dialysis access point to visualize…20$130$2K
    49406The provider uses imaging guidance to direct a catheter through a small incision in the skin to a peritoneal or retroperitoneal area. Once the catheter is properly positioned, the area is drained.10$140$1.6K
    75726The provider performs radiological supervision and interpretation of angiographic imaging of specific vessels with injection of contrast (dye) into a visceral (organ) vessel or a secondary branch of…20$70$1.5K
    36589In this procedure, the provider removes a tunneled central venous access device without the subcutaneous port or pump.20$90$1.5K
    93971The provider performs an ultrasound scanning procedure called a duplex scan to characterize the pattern and direction of blood flow in extremity veins (arm or leg). This is a unilateral or limited…50$30$1.4K
    99152The provider performing a diagnostic or therapeutic procedure administers medication to reduce consciousness, but not render the patient unconscious or asleep, in a patient five years of age or…160$10$1.4K

    Showing 1–10 of 29

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 29 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    29 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    36902203020$690$31.7K
    3656198020$250$4.5K
    3655865020$190$4K
    3624731020$140$2.9K
    49083588020$70$2.4K
    938805328030$50$2.2K
    49406111020$130$2.1K
    93925236020$70$2K
    3658983020$110$1.9K
    7700211918020$50$1.9K

    Showing 1–10 of 29

    Related Providers

    Other providers that share a Tax Identification Number (TIN) with Matthew Howenstein, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Aurora Medical Group, Inc.WICertified Registered Nurse Anesthetist$2.2K$139.2M
    Jeffrey BahrWIInternal Medicine Physician$3.1M$356.4K
    Steven PortWICardiovascular Disease Physician$506.2K$0
    Scott MorettiWIOphthalmology Physician$395.8K$0
    Rahul SawlaniWIDiagnostic Radiology Physician$329.3K$29.7K
    Prakash ShahWICardiovascular Disease Physician$341K$15.1K
    Steven KenzerWIRheumatology Physician$269.6K$0
    Sarah ReimerWIDiagnostic Radiology Physician$234.1K$0
    Ijaz MalikWICardiovascular Disease Physician$213K$0
    Vikram NangiaWIClinical Cardiac Electrophysiology Physician$211.8K$0

    Nearby Providers

    Other providers in the same ZIP code as Matthew Howenstein, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Aurora Medical Center Grafton, LLCWIGeneral Acute Care Hospital$0$7.3M
    Sweet Smiles Grafton LLCWIGeneral Practice Dentistry$0$4.4M
    Alarus Healthcare, LLCWIMulti-Specialty Clinic/Center$0$2M
    Meyer Music Therapy Services, IncWIMusic Therapist$0$1.2M
    Julie ChicksWIAddiction Medicine (Internal Medicine) Physician$6.8K$301.5K
    Ali KhanWIInterventional Cardiology Physician$202.5K$0
    Justin YoonWIEndocrinology, Diabetes & Metabolism Physician$192.1K$0
    Thomas VravickWIInternal Medicine Physician$107.1K$0
    William PaoWIRadiation Oncology Physician$100.3K$0
    Alexandra CarleyWIDermatology Physician$99.9K$0

    Frequently Asked Questions

    References

    1. 1.Medicare Physician & Other Practitioner by Provider and Service. CMS.gov.Provider-level Medicare Part B utilization and payment data.
    2. 2.NPPES NPI Registry. CMS.gov.National Provider Identifier registry used for provider enumeration and taxonomy metadata.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

    Medicare Revenue by CPT/HCPCS Code
    Claims Volume vs. Wisconsin Distribution
    Matthew Howenstein — 3 of 25 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wisconsin