Dr. Constantine Mantz, MD
What this data tells you about Dr. Mantz
Dr. Constantine Mantz is a therapeutic radiology physician in Cape Coral, FL, with 20 years in practice. Based on federal Medicare data, Dr. Mantz performed 17,212 Medicare services across 3,696 unique beneficiaries.
Between the years covered by Open Payments, Dr. Mantz received a total of $8,656 from 17 pharmaceutical and/or device companies across 55 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in therapeutic radiology physician. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Mantz 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 |
|---|---|---|---|
| Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | 3,423 | $291 | $1,929 |
| CT guidance for radiation therapy | 3,271 | $99 | $713 |
| Contrast dye for imaging (iodine-based) | 2,135 | $0 | $1 |
| Calculation of radiation therapy dose | 1,466 | $54 | $247 |
| Piflufolastat f-18, diagnostic, 1 millicurie | 907 | $472 | $1,826 |
| Continuing radiation therapy consultation per week | 881 | $71 | $318 |
| Radiation treatment management, 5 treatment sessions | 675 | $159 | $687 |
| Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev | 531 | $191 | $871 |
| Gallium ga-68 gozetotide, diagnostic, (illuccix), 1 millicurie | 362 | $725 | $2,867 |
| Cranial lesion surgery using radiation over multiple sessions | 353 | $820 | $5,907 |
| Design and construction of complex radiation treatment device | 347 | $101 | $576 |
| Office visit, established patient (10-19 min) | 332 | $40 | $157 |
| Nuclear medicine study from skull base to mid-thigh with ct scan | 268 | $1,193 | $3,748 |
| Complex radiation therapy planning | 259 | $140 | $617 |
| Design and construction of radiation treatment device for high precision radiation therapy | 222 | $379 | $1,791 |
| Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 221 | $61 | $411 |
| High precision radiation therapy planning | 219 | $1,488 | $7,750 |
| New patient office visit, complex (60-74 min) | 137 | $178 | $750 |
| Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 111 | $410 | $987 |
| Office visit, established patient (20-29 min) | 110 | $67 | $260 |
| Leuprolide acetate (for depot suspension), 7.5 mg | 102 | $131 | $1,339 |
| Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | 101 | $359 | $1,968 |
| Office visit, established patient, complex (40-54 min) | 87 | $142 | $523 |
| Special radiation treatment | 81 | $115 | $1,179 |
| Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | 76 | $218 | $966 |
| Office visit, established patient (30-39 min) | 71 | $104 | $385 |
| Management of cranial lesion surgery using radiation over multiple sessions | 62 | $539 | $2,586 |
| 3d radiation therapy planning | 54 | $380 | $2,603 |
| New patient office visit (45-59 min) | 54 | $139 | $605 |
| Special radiation therapy planning | 53 | $54 | $236 |
| Special medical radiation therapy consultation | 38 | $114 | $437 |
| Special radiation therapy planning for delivery of external radiation | 36 | $76 | $700 |
| Initial hospital admission, moderate complexity | 24 | $109 | $506 |
| High dose radiation therapy, 2-12 channels | 23 | $452 | $2,186 |
| Telephone medical discussion with physician, 11-20 minutes | 22 | $62 | $158 |
| Obtaining respiratory data needed to develop the optimal radiation treatment | 21 | $338 | $1,604 |
| Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | 18 | $28 | $108 |
| Ct scan of soft tissue of neck with contrast | 17 | $131 | $1,066 |
| Initial hospital admission, high complexity | 16 | $145 | $738 |
| Ct scan of chest with contrast | 14 | $78 | $1,029 |
| Complex radiation therapy planning for delivery of external radiation | 12 | $236 | $1,915 |
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 ›
The majority of payments (69%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in therapeutic radiology physician and does not inherently indicate bias, but patients may wish to be aware.
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. Mantz is a mixed practice specialist, with above-average Medicare volume (top 14% in FL), and high industry engagement (speaking/promotional, top 20%), with 20 years of practice experience.
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. Mantz experienced with intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session?
Does Dr. Mantz receive payments from pharmaceutical companies?
How do Dr. Mantz's costs compare to other therapeutic radiology physicians in Cape Coral?
What does Data Coverage mean?
Is this data up to date?
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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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