Dr. John Main, DO
What this data tells you about Dr. Main
Dr. John Main is a neurological surgery in Ocala, FL, with 19 years in practice. Based on federal Medicare data, Dr. Main performed 503 Medicare services across 394 unique beneficiaries.
Between the years covered by Open Payments, Dr. Main received a total of $2,252,520 from 21 pharmaceutical and/or device companies across 47 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in neurological surgery. Payments are distributed across multiple categories and often reflect legitimate professional engagement with the medical industry. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Main 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 |
|---|---|---|---|
| Fusion of additional segment of spine | 75 | $336 | $1,583 |
| Insertion of cage or mesh device to spine bone and disc space during spine fusion | 42 | $220 | $1,054 |
| Hospital follow-up visit, moderate complexity | 42 | $64 | $153 |
| Initial hospital admission, moderate complexity | 38 | $106 | $300 |
| Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 36 | $180 | $868 |
| Hospital follow-up visit, low complexity | 33 | $41 | $86 |
| Fusion of spine in lower back with partial removal of spine bone and disc | 32 | $1,453 | $7,049 |
| New patient office visit (45-59 min) | 31 | $125 | $358 |
| Placement of stabilizing device to back of 1 spine bone in neck | 29 | $649 | $3,090 |
| Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back | 29 | $222 | $879 |
| Office visit, established patient (30-39 min) | 28 | $100 | $225 |
| Placement of stabilizing device to back, 3-6 spine bone segments | 24 | $655 | $3,086 |
| Initial hospital admission, high complexity | 19 | $140 | $435 |
| Fusion of spine in neck by posterior approach | 16 | $930 | $5,000 |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 15 | $68 | $223 |
| Partial removal of spine bone with release of upper spinal cord and/or nerves, 1 segment | 14 | $594 | $5,059 |
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 ›
Payments are distributed across multiple categories with no single dominant type. Total industry engagement is in the top 1% for neurological surgery in FL.
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. Main is a mixed practice specialist, with moderate Medicare volume, and high industry engagement (mixed engagement, top 1%), with 19 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
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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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