Dr. David Weyn, M.D.
What this data tells you about Dr. Weyn
Dr. David Weyn is a radiation oncology specialist in Leesburg, FL, with 19 years of NPI registration. Based on federal Medicare data, Dr. Weyn performed 51,351 Medicare services across 12,421 unique beneficiaries.
Between the years covered by Open Payments, Dr. Weyn received a total of $123 from 1 pharmaceutical and/or device company across 1 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. Weyn 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) | 34,825 | $0 | $2 |
| MRI contrast dye injection (gadoterate) | 4,350 | $0 | $0 |
| Screening mammography | 2,922 | $123 | $380 |
| 3D screening mammography (tomosynthesis) | 2,877 | $51 | $151 |
| Bone density scan (DEXA) | 841 | $37 | $113 |
| Chest X-ray, 2 views | 779 | $23 | $98 |
| Diagnostic mammography of both breasts | 280 | $113 | $466 |
| CT scan of chest, without contrast | 270 | $86 | $347 |
| Limited ultrasound scan of 1 breast | 257 | $66 | $291 |
| Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 249 | $40 | $153 |
| CT scan of abdomen and pelvis with contrast | 207 | $234 | $904 |
| X-ray of lower and sacral spine, minimum of 4 views | 190 | $35 | $150 |
| Ct scan of chest with contrast | 156 | $102 | $495 |
| Shoulder X-ray, 2+ views | 136 | $22 | $100 |
| X-ray of lower and sacral spine, 2-3 views | 135 | $28 | $116 |
| Hip X-ray, 2-3 views | 119 | $31 | $136 |
| Ultrasound scan of head and neck soft tissue | 118 | $74 | $294 |
| Diagnostic mammography of 1 breast | 118 | $85 | $370 |
| X-ray of hand, minimum of 3 views | 117 | $27 | $107 |
| X-ray of knee, 4 or more views | 109 | $32 | $135 |
| Injection of drug or substance into vein | 106 | $26 | $110 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | 97 | $89 | $349 |
| Ct scan of abdomen and pelvis without contrast | 96 | $119 | $460 |
| Mri scan of lower spinal canal without contrast | 90 | $143 | $598 |
| Ultrasound of both sides of head and neck blood flow | 88 | $91 | $345 |
| Foot X-ray, 3+ views | 87 | $23 | $100 |
| Ct scan of upper spine without contrast | 81 | $36 | $144 |
| X-ray of upper spine, 4-5 views | 78 | $33 | $154 |
| X-ray of middle spine, 3 views | 67 | $28 | $114 |
| X-ray of knee, 1-2 views | 64 | $24 | $100 |
| Knee X-ray, 3 views | 64 | $28 | $118 |
| X-ray of wrist, minimum of 3 views | 63 | $29 | $117 |
| X-ray of both hips, minimum of 5 views | 62 | $44 | $181 |
| Complete ultrasound scan of abdomen | 58 | $71 | $266 |
| Limited ultrasound scan of abdomen | 58 | $61 | $257 |
| Limited ultrasound scan behind abdominal cavity | 58 | $40 | $160 |
| X-ray of abdomen, 1 view | 57 | $22 | $88 |
| Ct scan of abdomen and pelvis before and after contrast | 55 | $174 | $642 |
| X-ray of upper spine, 2-3 views | 52 | $27 | $116 |
| Complete ultrasound scan behind abdominal cavity | 46 | $83 | $321 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 45 | $138 | $555 |
| Complete ultrasound scan of pelvis | 43 | $58 | $233 |
| Limited ultrasound scan of joint or other extremity structure except blood vessels | 41 | $32 | $127 |
| Technetium tc-99m medronate, diagnostic, per study dose, up to 30 millicuries | 38 | $22 | $44 |
| Nuclear medicine study of bone and/or joint whole body | 36 | $211 | $810 |
| X-ray of ankle, minimum of 3 views | 35 | $22 | $105 |
| 3d radiographic procedure with computerized image postprocessing | 32 | $30 | $114 |
| CT scan of head/brain, without contrast | 30 | $81 | $325 |
| X-ray of ribs on side of body, 2 views | 30 | $24 | $107 |
| X-ray of hand, 2 views | 29 | $20 | $91 |
| Ct scan of blood vessels of chest with contrast | 24 | $191 | $859 |
| X-ray of abdomen, 2 views | 23 | $25 | $108 |
| Complete x-ray of body bones | 22 | $74 | $293 |
| Mri scan of upper spinal canal without contrast | 21 | $147 | $589 |
| X-ray of thigh bone, minimum 2 views | 21 | $26 | $105 |
| X-ray of foot, 2 views | 21 | $22 | $83 |
| X-ray of joint between lower spine and hip bone, 3 or more views | 18 | $29 | $115 |
| Mri scan of abdomen before and after contrast | 18 | $274 | $1,044 |
| Nuclear medicine study of liver and bile duct system with use of drugs | 18 | $293 | $1,212 |
| Mri scan of middle spinal canal without contrast | 17 | $130 | $595 |
| X-ray of sacrum and tailbone, minimum of 2 views | 17 | $23 | $95 |
| Ultrasound of abdomen and pelvis artery and vein blood flow | 17 | $108 | $462 |
| Technetium tc-99m mebrofenin, diagnostic, per study dose, up to 15 millicuries | 17 | $7 | $28 |
| Injection, sincalide, 5 micrograms | 17 | $81 | $103 |
| Chest X-ray, 1 view | 16 | $16 | $77 |
| X-ray of lower leg, 2 views | 16 | $25 | $92 |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 16 | $92 | $353 |
| Mri scan of brain without contrast | 15 | $158 | $599 |
| X-ray of middle spine, 2 views | 15 | $22 | $98 |
| X-ray of upper arm, minimum of 2 views | 15 | $18 | $93 |
| Nuclear medicine study of stomach to assess emptying | 15 | $236 | $920 |
| Technetium tc-99m sulfur colloid, diagnostic, per study dose, up to 20 millicuries | 15 | $58 | $73 |
| Ct scan of face without contrast | 14 | $27 | $123 |
| Ct scan of leg without contrast | 14 | $37 | $143 |
| X-ray of elbow, minimum of 3 views | 13 | $21 | $95 |
| Ct scan of abdomen without contrast | 13 | $87 | $352 |
| Ultrasound scan of scrotum | 13 | $72 | $279 |
| Ultrasound study of arm and leg arteries | 13 | $62 | $242 |
| Complete ultrasound study of arm and leg arteries | 13 | $83 | $327 |
| Ct scan of abdomen with contrast | 12 | $177 | $712 |
| X-ray of pelvis, 1-2 views | 11 | $18 | $86 |
Industry Payment Transparency
Open Payments through 2021 ↗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 (2021)
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 2021 |
| 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. Weyn is a mixed practice specialist, with above-average Medicare volume (top 4% in FL), with low-engagement industry engagement, with 19 years of NPI registration.
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. Weyn experienced with contrast dye for imaging (iodine-based)?
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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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