Dr. John Cain, MD
What this data tells you about Dr. Cain
Dr. John Cain is a radiation oncology in Ocala, FL, with 20 years in practice. Based on federal Medicare data, Dr. Cain performed 18,445 Medicare services across 3,059 unique beneficiaries.
Between the years covered by Open Payments, Dr. Cain received a total of $130 from 4 pharmaceutical and/or device companies across 6 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. Cain 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) | 15,125 | $0 | $2 |
| Chest X-ray, 1 view | 937 | $6 | $37 |
| Injection, gadobenate dimeglumine (multihance), per ml | 336 | $1 | $9 |
| Chest X-ray, 2 views | 130 | $23 | $113 |
| Ct scan of upper spine without contrast | 128 | $33 | $219 |
| Ct scan of blood vessels of chest with contrast | 122 | $64 | $380 |
| CT scan of chest, without contrast | 103 | $98 | $701 |
| Ct scan of blood vessels of neck with contrast | 95 | $59 | $359 |
| Ct scan of abdomen and pelvis before and after contrast | 94 | $273 | $1,392 |
| Ct scan of blood vessels of head with contrast | 80 | $55 | $362 |
| Imaging of urinary tract with injection of contrast into a vein | 62 | $103 | $424 |
| X-ray of knee, 1-2 views | 59 | $6 | $39 |
| CT scan of abdomen and pelvis with contrast | 58 | $199 | $1,275 |
| X-ray of pelvis, 1-2 views | 57 | $6 | $38 |
| Ct scan of blood vessels of abdomen and pelvis with contrast | 54 | $79 | $451 |
| Ct scan of lower spine without contrast | 43 | $32 | $207 |
| Imaging for evaluation of swallowing function | 39 | $20 | $109 |
| X-ray of lower and sacral spine, 2-3 views | 38 | $27 | $139 |
| Computed tomography (ct) of brain blood flow, volume, and timing of flow analysis with contrast | 36 | $170 | $270 |
| Ct scan of middle spine with contrast | 36 | $44 | $248 |
| Ct scan of abdomen and pelvis without contrast | 36 | $142 | $801 |
| Mri scan of lower spinal canal without contrast | 35 | $143 | $922 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | 35 | $16 | $92 |
| X-ray of ankle, minimum of 3 views | 34 | $6 | $38 |
| Ct scan of chest with contrast | 32 | $92 | $783 |
| Low dose ct scan of chest for lung cancer screening | 32 | $135 | $879 |
| Mri scan of brain without contrast | 31 | $49 | $300 |
| X-ray of abdomen, 1 view | 31 | $23 | $95 |
| Ct scan of lower spine with contrast | 30 | $43 | $249 |
| Ultrasound scan of head and neck soft tissue | 29 | $78 | $452 |
| Ct scan of pelvis without contrast | 28 | $34 | $222 |
| X-ray of wrist, minimum of 3 views | 28 | $6 | $38 |
| Hip X-ray, 2-3 views | 28 | $31 | $181 |
| X-ray of lower leg, 2 views | 28 | $6 | $36 |
| Complete ultrasound scan behind abdominal cavity | 28 | $72 | $439 |
| X-ray of thigh bone, minimum 2 views | 25 | $6 | $40 |
| X-ray of elbow, minimum of 3 views | 22 | $6 | $38 |
| Ct scan of middle spine without contrast | 21 | $32 | $203 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 21 | $27 | $143 |
| Knee X-ray, 3 views | 18 | $30 | $145 |
| Mri scan of brain before and after contrast | 17 | $242 | $1,517 |
| Mri scan of upper spinal canal without contrast | 17 | $123 | $871 |
| Shoulder X-ray, 2+ views | 16 | $19 | $118 |
| Ct scan of leg without contrast | 16 | $31 | $203 |
| X-ray of upper spine, 2-3 views | 15 | $31 | $135 |
| Limited ultrasound scan of abdomen | 15 | $20 | $123 |
| CT scan of head/brain, without contrast | 14 | $68 | $433 |
| Bone density scan (DEXA) | 14 | $37 | $237 |
| Ct scan of face without contrast | 13 | $93 | $544 |
| X-ray of hand, minimum of 3 views | 13 | $24 | $128 |
| Foot X-ray, 3+ views | 12 | $22 | $113 |
| Nuclear medicine study of lung circulation | 12 | $26 | $147 |
| Ultrasound of both sides of head and neck blood flow | 12 | $31 | $161 |
| X-ray of shoulder, 1 view | 11 | $6 | $33 |
| X-ray of forearm, 2 views | 11 | $6 | $34 |
| X-ray of both hips, 3-4 views | 11 | $34 | $215 |
| X-ray of abdomen, 2 views | 11 | $8 | $63 |
| Complete ultrasound scan of abdomen | 11 | $64 | $483 |
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. Cain is a mixed practice specialist, with above-average Medicare volume (top 13% 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. Cain experienced with contrast dye for imaging (iodine-based)?
Does Dr. Cain receive payments from pharmaceutical companies?
How do Dr. Cain's costs compare to other radiation oncologys in Ocala?
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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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