Dr. Matthew Janzen, M.D.
What this data tells you about Dr. Janzen
Dr. Matthew Janzen is a physical medicine & rehabilitation specialist in Melbourne, FL, with 9 years of NPI registration. Based on federal Medicare data, Dr. Janzen performed 11,149 Medicare services across 375 unique beneficiaries.
Between the years covered by Open Payments, Dr. Janzen received a total of $271 from 9 pharmaceutical and/or device companies across 12 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in physical medicine & rehabilitation. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Janzen is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Joint lubricant injection (Gel-Syn) An injection of hyaluronan or its derivative into a joint space to supplement joint fluid. |
10,248 | $1 | $4 |
| Fluoroscopic guidance for needle placement Use of real-time X-ray imaging to guide the precise placement of a needle during a medical procedure. |
221 | $92 | $309 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
208 | $62 | $274 |
| Viscosupplementation injection for joint An injection of hyaluronic acid or a derivative into a joint to provide lubrication and cushioning. |
88 | $58 | $240 |
| Orthovisc intra-articular injection An injection of hyaluronan or its derivative into a joint space to provide lubrication and cushioning. |
71 | $96 | $441 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
59 | $89 | $326 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
39 | $46 | $172 |
| Injection into lower spine canal with imaging guidance A procedure where a substance is injected into the lower part of the spinal canal. The injection is performed using imaging guidance to ensure accurate placement. |
36 | $192 | $764 |
| Tendon or ligament injection A procedure involving the injection of medication into a tendon or ligament. |
33 | $45 | $191 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
33 | $134 | $435 |
| Injection of anesthetic or steroid into lower abdomen and groin nerve An injection of an anesthetic agent and/or steroid into the nerves located in the lower abdomen and groin area. |
30 | $119 | $776 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
24 | $64 | $222 |
| Brachial plexus injection with anesthetic and/or steroid An injection of an anesthetic agent and/or steroid into the brachial plexus nerve bundle in the arm. |
23 | $106 | $516 |
| Ultrasound-guided large joint aspiration or injection This procedure uses ultrasound imaging to guide the removal of fluid from or the injection of medication into a large joint. |
20 | $89 | $355 |
| Injection of anesthetic or steroid into upper neck and back of head nerve An injection of an anesthetic agent and/or steroid into a nerve located in the upper neck and back of the head. |
16 | $46 | $462 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Janzen is a mixed practice specialist, with above-average Medicare volume (top 3% in FL), with low-engagement industry engagement.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Janzen experienced with joint lubricant injection (gel-syn)?
Does Dr. Janzen receive payments from pharmaceutical companies?
How do Dr. Janzen's costs compare to other physical medicine & rehabilitations in Melbourne?
What does Data Coverage mean?
Is this data up to date?
Explore related providers
All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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