Dr. Camille Williams, M.D.
What this data tells you about Dr. Williams
Dr. Camille Williams is a radiology - diagnostic specialist in O Fallon, IL, with 17 years of NPI registration. Based on federal Medicare data, Dr. Williams performed 2,310 Medicare services across 366 unique beneficiaries.
Between the years covered by Open Payments, Dr. Williams received a total of $11,440 from 39 pharmaceutical and/or device companies across 138 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in radiology - diagnostic. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Williams is Very High — reflecting how much public federal data is available about this provider. 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) A contrast agent containing 300-399 mg/ml of iodine used to enhance imaging studies. It is administered per milliliter to improve the visibility of internal structures. |
1,200 | $0 | $3 |
| CT guidance for radiation therapy This procedure uses computed tomography imaging to guide the precise placement of radiation therapy fields. It ensures accurate positioning for targeted treatment delivery. |
525 | $35 | $300 |
| Calculation of radiation therapy dose | 144 | $26 | $200 |
| Radiation treatment management, 5 sessions Oversight and management of a radiation therapy course consisting of five treatment sessions. |
114 | $151 | $1,045 |
| 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. |
77 | $47 | $150 |
| Design and construction of complex radiation treatment device This code covers the design and construction of a complex radiation treatment device. It does not specify the clinical purpose or conditions treated. |
57 | $47 | $390 |
| Complex radiation therapy planning | 34 | $135 | $1,127 |
| New patient office visit, complex (60-74 min) | 34 | $128 | $451 |
| Prolonged office E/M service, first 15 minutes This code is used for additional time spent by a physician beyond the maximum required time of a primary office or outpatient evaluation and management service. It is billed in 15-minute increments based on total time spent on the date of the primary service. |
28 | $24 | $79 |
| Design and construction of radiation treatment device This code covers the design and construction of a device used for high precision radiation therapy. It does not include the actual administration of radiation treatment. |
26 | $177 | $1,025 |
| High precision radiation therapy planning This procedure involves the detailed planning and setup required for delivering high-precision radiation therapy to a target area of the body. |
23 | $330 | $2,009 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
23 | $104 | $300 |
| Nuclear medicine scan from skull base to mid-thigh with CT A nuclear medicine imaging study covering the area from the base of the skull to the middle of the thighs, performed alongside a CT scan. |
14 | $1,086 | $6,000 |
| 3D radiation therapy planning This procedure involves creating a three-dimensional treatment plan for radiation therapy. It uses imaging data to map the target area and surrounding tissues to guide precise radiation delivery. |
11 | $177 | $500 |
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)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (76%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in radiology - diagnostic and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 10% for radiology - diagnostic in IL.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | — Not enrolled | N/A |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Williams is a mixed practice specialist, with above-average Medicare volume (top 26% in IL), with speaking/promotional industry engagement in the top 10% of IL peers, with 17 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Williams experienced with contrast dye for imaging (iodine-based)?
Does Dr. Williams receive payments from pharmaceutical companies?
How do Dr. Williams's costs compare to other radiology - diagnostics in O Fallon?
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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. Data Coverage reflects 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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