Dr. Stephen Swearingen, MD
What this data tells you about Dr. Swearingen
Dr. Stephen Swearingen is a radiation oncology specialist in San Marcos, TX, with 19 years of NPI registration. Based on federal Medicare data, Dr. Swearingen performed 4,430 Medicare services across 4,085 unique beneficiaries.
Between the years covered by Open Payments, Dr. Swearingen received a total of $94 from 3 pharmaceutical and/or device companies across 3 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. Swearingen 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 |
|---|---|---|---|
| Chest X-ray, 1 view | 802 | $6 | $50 |
| CT scan of head/brain, without contrast | 295 | $29 | $200 |
| 3D screening mammography (tomosynthesis) | 293 | $28 | $95 |
| Screening mammography | 293 | $35 | $84 |
| Shoulder X-ray, 2+ views | 157 | $6 | $55 |
| Hip X-ray, 2-3 views | 144 | $8 | $60 |
| Ct scan of abdomen and pelvis without contrast | 129 | $62 | $428 |
| Bone density scan (DEXA) | 129 | $9 | $110 |
| Knee X-ray, 3 views | 122 | $7 | $55 |
| Foot X-ray, 3+ views | 115 | $6 | $35 |
| Imaging guidance for procedure, 60 minutes or less | 97 | $11 | $100 |
| Ct scan of blood vessels of chest with contrast | 94 | $62 | $442 |
| X-ray of knee, 1-2 views | 85 | $5 | $44 |
| X-ray of hand, minimum of 3 views | 76 | $6 | $40 |
| Complete ultrasound scan behind abdominal cavity | 74 | $25 | $175 |
| Ultrasound of leg arteries or artery grafts | 73 | $27 | $150 |
| Ct scan of chest with contrast | 63 | $41 | $300 |
| X-ray of ankle, minimum of 3 views | 60 | $6 | $50 |
| X-ray of wrist, minimum of 3 views | 59 | $6 | $40 |
| Mri scan of brain before and after contrast | 56 | $83 | $500 |
| Chest X-ray, 2 views | 53 | $7 | $60 |
| Ct scan of upper spine without contrast | 51 | $35 | $226 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | 51 | $16 | $100 |
| Ct scan of blood vessels of neck with contrast | 49 | $63 | $446 |
| Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 46 | $20 | $35 |
| Mri scan of brain without contrast | 43 | $48 | $350 |
| Low dose ct scan of chest for lung cancer screening | 39 | $50 | $199 |
| Ct scan of blood vessels of head with contrast | 38 | $64 | $350 |
| Ultrasound of both sides of head and neck blood flow | 37 | $28 | $150 |
| Ultrasound study of arm and leg arteries | 36 | $9 | $50 |
| Limited ultrasound scan of 1 breast | 33 | $23 | $134 |
| X-ray of lower and sacral spine, minimum of 4 views | 32 | $9 | $90 |
| X-ray of both hips, 3-4 views | 29 | $9 | $65 |
| Limited ultrasound scan of abdomen | 28 | $20 | $149 |
| X-ray of upper spine, 2-3 views | 27 | $7 | $64 |
| Ct scan of blood vessels of abdomen and pelvis with contrast | 27 | $77 | $688 |
| Diagnostic mammography of both breasts | 27 | $30 | $84 |
| X-ray of lower leg, 2 views | 25 | $5 | $44 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 25 | $24 | $130 |
| X-ray of lower and sacral spine, 2-3 views | 24 | $8 | $60 |
| X-ray of ribs on side of body, minimum of 3 views | 22 | $9 | $70 |
| Mri scan of upper spinal canal without contrast | 22 | $54 | $315 |
| Mri scan of lower spinal canal without contrast | 20 | $54 | $315 |
| X-ray of elbow, minimum of 3 views | 20 | $6 | $45 |
| Diagnostic mammography of 1 breast | 20 | $30 | $75 |
| Mri scan of leg joint without contrast | 19 | $45 | $300 |
| X-ray of middle spine, 3 views | 18 | $7 | $59 |
| X-ray of upper arm, minimum of 2 views | 18 | $6 | $45 |
| Ct scan of lower spine without contrast | 17 | $32 | $226 |
| X-ray of thigh bone, minimum 2 views | 16 | $7 | $40 |
| Ct scan of abdomen and pelvis before and after contrast | 16 | $74 | $500 |
| CT scan of chest, without contrast | 15 | $39 | $270 |
| Ct scan of chest before and after contrast | 15 | $43 | $367 |
| X-ray of middle spine, 2 views | 15 | $7 | $65 |
| X-ray of pelvis, 1-2 views | 15 | $6 | $53 |
| Ct scan of arm without contrast | 15 | $29 | $250 |
| X-ray of both knees while standing | 15 | $6 | $35 |
| CT scan of abdomen and pelvis with contrast | 14 | $57 | $460 |
| Nuclear medicine study of bone and/or joint whole body | 14 | $24 | $250 |
| Mri scan of arm joint without contrast | 13 | $50 | $350 |
| Ct scan of leg without contrast | 13 | $36 | $200 |
| X-ray of abdomen, 1 view | 13 | $7 | $40 |
| Complete ultrasound scan of abdomen | 13 | $30 | $175 |
| X-ray of upper spine, 4-5 views | 12 | $9 | $84 |
| X-ray of knee, 4 or more views | 12 | $7 | $60 |
| Mri scan of abdomen before and after contrast | 12 | $74 | $600 |
| Ultrasound scan of head and neck soft tissue | 12 | $21 | $185 |
| Ultrasound scan of abdominal aorta | 12 | $25 | $130 |
| Ultrasonic guidance for needle placement | 12 | $23 | $250 |
| Ct scan of face without contrast | 11 | $31 | $200 |
| X-ray lower and sacral spine, minimum of 6 views | 11 | $9 | $85 |
| Ct scan of abdomen before and after contrast | 11 | $46 | $450 |
| Ultrasound of one leg arteries or artery grafts | 11 | $17 | $100 |
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. Swearingen is a mixed practice specialist, with above-average Medicare volume (top 20% in TX), with low-engagement industry engagement, with 19 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. Swearingen experienced with chest x-ray, 1 view?
Does Dr. Swearingen receive payments from pharmaceutical companies?
How do Dr. Swearingen's costs compare to other radiation oncologists in San Marcos?
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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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