Dr. Mark Renfro, MD
What this data tells you about Dr. Renfro
Dr. Mark Renfro is a neurological surgery specialist in Tyler, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Renfro performed 397 Medicare services across 350 unique beneficiaries.
Between the years covered by Open Payments, Dr. Renfro received a total of $126 from 2 pharmaceutical and/or device companies across 4 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in neurological surgery. 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. Renfro 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 |
|---|---|---|---|
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
71 | $126 | $495 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
56 | $66 | $240 |
| Spine fusion with cage or mesh device insertion A surgical procedure to fuse spine bones by inserting a cage or mesh device into the disc space. |
53 | $191 | $822 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
41 | $94 | $340 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
28 | $86 | $344 |
| Partial removal of spine bone with nerve release, each additional segment This procedure involves the partial removal of spinal bone to relieve pressure on the spinal cord or nerves. It is billed for each additional spinal segment treated beyond the initial segment. |
22 | $159 | $1,779 |
| Spinal fusion with disc removal and nerve release, 1 disc This surgery connects two or more vertebrae in the upper spine to stabilize the area. It involves removing a damaged disc and relieving pressure on the spinal cord or nerve. |
21 | $1,283 | $5,530 |
| Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc | 19 | $290 | $1,290 |
| Partial removal of spine bone with nerve release, 1 segment A surgical procedure involving the partial removal of a bone segment in the spine to relieve pressure on the spinal cord or nerves. This is performed on a single spinal segment. |
18 | $751 | $5,486 |
| Placement of stabilizing device to back of 1 spine bone in neck A procedure involving the placement of a stabilizing device on the back of a single vertebra in the neck. |
14 | $572 | $3,315 |
| Initial hospital admission, low complexity Initial hospital inpatient or observation care for a new patient involving straightforward or low-level medical decision making, with at least 40 minutes total time on the date of the encounter. |
14 | $64 | $260 |
| Initial hospital admission, moderate complexity Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter. |
14 | $100 | $350 |
| Office visit, established patient (10-19 min) An office visit for an existing patient lasting 10 to 19 minutes. The visit involves medical evaluation and management of the patient's condition. |
13 | $43 | $144 |
| Critical care, first 30-74 min Emergency medical care for a critically ill or injured patient lasting between 30 and 74 minutes. This service involves direct patient care and medical decision making to stabilize the patient. |
13 | $165 | $428 |
Industry Payment Transparency
Open Payments through 2023 ↗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 (2023)
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 2023 |
| 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. Renfro is a clinical cardiology specialist, with moderate Medicare volume, with low-engagement industry engagement, with 20 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
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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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