Dr. Charles Zachar, M. D.
What this data tells you about Dr. Zachar
Dr. Charles Zachar is a radiation oncology in Inverness, FL, with 20 years in practice. Based on federal Medicare data, Dr. Zachar performed 26,740 Medicare services across 4,938 unique beneficiaries.
Between the years covered by Open Payments, Dr. Zachar received a total of $235 from 2 pharmaceutical and/or device companies across 8 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in radiation oncology. 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. Zachar 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 |
|---|---|---|---|
| Contrast dye for imaging (iodine-based) | 20,000 | $0 | $1 |
| MRI contrast dye injection (gadobutrol) | 1,910 | $0 | $4 |
| Screening mammography | 563 | $123 | $508 |
| 3D screening mammography (tomosynthesis) | 562 | $51 | $211 |
| Bone density scan (DEXA) | 515 | $36 | $146 |
| Chest X-ray, 2 views | 508 | $23 | $133 |
| Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 340 | $40 | $211 |
| Complete ultrasound scan of 1 breast | 232 | $77 | $523 |
| CT scan of chest, without contrast | 193 | $93 | $547 |
| Diagnostic mammography of both breasts | 183 | $104 | $630 |
| Diagnostic mammography of 1 breast | 158 | $87 | $499 |
| X-ray of abdomen, 1 view | 157 | $20 | $120 |
| X-ray of lower and sacral spine, 2-3 views | 103 | $26 | $158 |
| Hip X-ray, 2-3 views | 102 | $30 | $185 |
| Shoulder X-ray, 2+ views | 93 | $23 | $137 |
| Knee X-ray, 3 views | 81 | $26 | $161 |
| Ct scan of abdomen and pelvis without contrast | 72 | $130 | $757 |
| Ct scan of abdomen and pelvis before and after contrast | 69 | $264 | $1,426 |
| Low dose ct scan of chest for lung cancer screening | 62 | $137 | $566 |
| Mri scan of lower spinal canal without contrast | 60 | $133 | $799 |
| X-ray of hand, minimum of 3 views | 59 | $26 | $144 |
| CT scan of head/brain, without contrast | 56 | $76 | $436 |
| Foot X-ray, 3+ views | 56 | $22 | $137 |
| X-ray of upper spine, 2-3 views | 50 | $25 | $157 |
| X-ray of lower and sacral spine, minimum of 4 views | 48 | $36 | $202 |
| CT scan of abdomen and pelvis with contrast | 46 | $223 | $1,275 |
| X-ray of wrist, minimum of 3 views | 31 | $31 | $161 |
| X-ray of both hips, 3-4 views | 30 | $32 | $212 |
| X-ray of knee, 4 or more views | 30 | $24 | $183 |
| Ct scan of chest with contrast | 28 | $114 | $686 |
| X-ray of middle spine, 3 views | 26 | $29 | $155 |
| Ct scan of heart with evaluation of blood vessel calcium | 26 | $66 | $406 |
| Ct scan of lower spine without contrast | 23 | $96 | $534 |
| Mri scan of upper spinal canal without contrast | 23 | $104 | $798 |
| X-ray of ankle, minimum of 3 views | 23 | $26 | $146 |
| Ct scan of face without contrast | 21 | $82 | $525 |
| X-ray of middle spine, 2 views | 20 | $24 | $130 |
| X-ray of upper spine, 4-5 views | 17 | $37 | $210 |
| X-ray of elbow, minimum of 3 views | 16 | $22 | $129 |
| X-ray of thigh bone, minimum 2 views | 16 | $25 | $139 |
| Ct scan of abdomen before and after contrast | 16 | $181 | $961 |
| X-ray of ribs on side of body, minimum of 3 views | 15 | $30 | $167 |
| Ct scan of abdomen with contrast | 15 | $179 | $935 |
| X-ray of upper arm, minimum of 2 views | 14 | $21 | $126 |
| Ct scan of soft tissue of neck with contrast | 13 | $147 | $765 |
| X-ray of ribs on side of body, 2 views | 13 | $24 | $146 |
| X-ray of knee, 1-2 views | 12 | $26 | $135 |
| X-ray of ankle, 2 views | 12 | $25 | $128 |
| Ct scan of abdomen without contrast | 11 | $80 | $568 |
| Complete ultrasound scan behind abdominal cavity | 11 | $84 | $435 |
Industry Payment Transparency
Open Payments through 2019 ↗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 (2019)
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
9.7 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 2019 |
| 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. Zachar is a mixed practice specialist, with above-average Medicare volume (top 9% in FL), and low-engagement industry engagement, 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. Zachar experienced with contrast dye for imaging (iodine-based)?
Does Dr. Zachar receive payments from pharmaceutical companies?
How do Dr. Zachar's costs compare to other radiation oncologys in Inverness?
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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