Dr. Kimberly Stewart, D.O.
What this data tells you about Dr. Stewart
Dr. Kimberly Stewart is a radiation oncology specialist in Nacogdoches, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Stewart performed 1,660 Medicare services across 315 unique beneficiaries.
Between the years covered by Open Payments, Dr. Stewart received a total of $1,842 from 42 pharmaceutical and/or device companies across 94 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. Stewart 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 |
|---|---|---|---|
| Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | 521 | $272 | $1,407 |
| CT guidance for radiation therapy | 519 | $92 | $458 |
| Continuing radiation therapy consultation per week | 126 | $65 | $299 |
| Radiation treatment management, 5 treatment sessions | 119 | $147 | $685 |
| Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 100 | $57 | $280 |
| Design and construction of complex radiation treatment device | 70 | $93 | $465 |
| Calculation of radiation therapy dose | 48 | $50 | $244 |
| Design and construction of radiation treatment device for high precision radiation therapy | 30 | $354 | $1,742 |
| Complex radiation therapy planning | 29 | $124 | $607 |
| New patient office visit, complex (60-74 min) | 26 | $161 | $800 |
| Office visit, established patient (10-19 min) | 25 | $41 | $205 |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 25 | $25 | $119 |
| High precision radiation therapy planning | 22 | $1,390 | $7,036 |
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 (96%) 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. Stewart is a clinical cardiology specialist, with moderate Medicare volume, with low-engagement industry engagement in the top 20% of TX peers, 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
Is Dr. Stewart experienced with intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session?
Does Dr. Stewart receive payments from pharmaceutical companies?
How do Dr. Stewart's costs compare to other radiation oncologists in Nacogdoches?
What does Data Coverage mean?
Is this data up to date?
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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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