Dr. David Garza, MD
What this data tells you about Dr. Garza
Dr. David Garza is a radiation oncology specialist in Houston, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Garza performed 7,272 Medicare services across 6,773 unique beneficiaries.
Between the years covered by Open Payments, Dr. Garza received a total of $574 from 8 pharmaceutical and/or device companies across 14 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. Garza 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 | 1,109 | $6 | $37 |
| 3D screening mammography (tomosynthesis) | 524 | $28 | $50 |
| Screening mammography | 522 | $35 | $140 |
| CT scan of head/brain, without contrast | 455 | $27 | $173 |
| Chest X-ray, 2 views | 358 | $7 | $44 |
| CT scan of abdomen and pelvis with contrast | 312 | $62 | $368 |
| Bone density scan (DEXA) | 271 | $9 | $41 |
| Ct scan of abdomen and pelvis without contrast | 154 | $61 | $353 |
| Ct scan of upper spine without contrast | 152 | $33 | $217 |
| Ct scan of chest with contrast | 139 | $41 | $252 |
| Ct scan of blood vessels of chest with contrast | 139 | $62 | $367 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | 130 | $16 | $90 |
| CT scan of chest, without contrast | 127 | $36 | $207 |
| Ultrasound of both sides of head and neck blood flow | 118 | $27 | $161 |
| Limited ultrasound scan of abdomen | 117 | $18 | $119 |
| Hip X-ray, 2-3 views | 99 | $8 | $45 |
| Shoulder X-ray, 2+ views | 98 | $6 | $38 |
| Mri scan of lower spinal canal without contrast | 96 | $52 | $300 |
| X-ray of lower and sacral spine, minimum of 4 views | 91 | $9 | $64 |
| X-ray of knee, 4 or more views | 84 | $8 | $45 |
| Mri scan of brain without contrast | 83 | $53 | $299 |
| X-ray of abdomen, 1 view | 80 | $6 | $37 |
| Foot X-ray, 3+ views | 76 | $6 | $34 |
| Ultrasound scan of head and neck soft tissue | 71 | $19 | $113 |
| Complete ultrasound scan behind abdominal cavity | 71 | $27 | $149 |
| Ct scan of blood vessels of neck with contrast | 70 | $57 | $353 |
| Ct scan of blood vessels of head with contrast | 69 | $59 | $353 |
| X-ray of knee, 1-2 views | 61 | $6 | $34 |
| Mri scan of brain before and after contrast | 58 | $84 | $463 |
| Low dose ct scan of chest for lung cancer screening | 58 | $50 | $292 |
| Mri scan of upper spinal canal without contrast | 56 | $51 | $300 |
| Nuclear medicine study from skull base to mid-thigh with ct scan | 51 | $87 | $482 |
| X-ray of ankle, minimum of 3 views | 50 | $6 | $35 |
| Ct scan of face without contrast | 48 | $28 | $173 |
| X-ray of lower and sacral spine, 2-3 views | 42 | $8 | $45 |
| Mri scan of leg joint without contrast | 41 | $47 | $275 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 41 | $22 | $140 |
| Ct scan of soft tissue of neck with contrast | 39 | $49 | $280 |
| X-ray of ribs on side of body, 2 views | 39 | $8 | $45 |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | 39 | $57 | $318 |
| Ct scan of lower spine without contrast | 38 | $37 | $202 |
| X-ray of hip, minimum of 4 views | 36 | $10 | $58 |
| X-ray of wrist, minimum of 3 views | 32 | $6 | $35 |
| X-ray of hand, minimum of 3 views | 32 | $5 | $35 |
| X-ray of middle spine, 2 views | 30 | $7 | $45 |
| Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 29 | $18 | $50 |
| X-ray of upper spine, 4-5 views | 28 | $9 | $64 |
| Mri scan of arm joint without contrast | 27 | $49 | $275 |
| Diagnostic mammography of 1 breast | 27 | $25 | $140 |
| X-ray of thigh bone, minimum 2 views | 26 | $7 | $38 |
| X-ray of both hips, minimum of 5 views | 25 | $11 | $65 |
| Mri scan of lower spinal canal before and after contrast | 24 | $80 | $463 |
| Ct scan of abdomen and pelvis before and after contrast | 24 | $68 | $406 |
| X-ray of lower leg, 2 views | 23 | $5 | $34 |
| Ct scan of leg without contrast | 23 | $35 | $202 |
| Mri scan of abdomen before and after contrast | 23 | $77 | $457 |
| Complete ultrasound scan of 1 breast | 22 | $29 | $235 |
| X-ray of upper arm, minimum of 2 views | 21 | $6 | $34 |
| Complete ultrasound scan of abdomen | 21 | $26 | $163 |
| Mri scan of brain with contrast | 20 | $60 | $360 |
| X-ray of elbow, minimum of 3 views | 20 | $7 | $35 |
| Limited ultrasound scan of 1 breast | 20 | $23 | $158 |
| Ultrasound of abdomen and pelvis artery and vein blood flow | 20 | $30 | $161 |
| X-ray of forearm, 2 views | 19 | $6 | $34 |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 18 | $21 | $140 |
| Limited ultrasound scan of joint or other extremity structure except blood vessels | 18 | $23 | $99 |
| Nuclear medicine study of bone and/or joint whole body | 18 | $29 | $171 |
| Complete ultrasound study of arm and leg arteries | 18 | $14 | $90 |
| Insertion of tube for infusion with imaging guidance and review by radiologist, patient 5 years or older | 17 | $62 | $306 |
| Mri scan of blood vessels of head without contrast | 17 | $45 | $243 |
| Knee X-ray, 3 views | 17 | $6 | $38 |
| X-ray of abdomen, 2 views | 17 | $9 | $50 |
| Double contrast x-ray of esophagus | 17 | $22 | $142 |
| Aspiration of fluid from chest cavity using imaging guidance | 16 | $81 | $459 |
| X-ray of pelvis, 1-2 views | 16 | $7 | $35 |
| Mri scan of middle spinal canal without contrast | 15 | $56 | $300 |
| Ct scan of pelvis without contrast | 15 | $41 | $221 |
| Diagnostic mammography of both breasts | 15 | $35 | $176 |
| Ultrasound study of arm and leg arteries | 15 | $5 | $51 |
| X-ray of upper spine, 2-3 views | 14 | $6 | $45 |
| X-ray of upper spine, 6 or more views | 14 | $10 | $74 |
| Ct scan of middle spine without contrast | 14 | $34 | $202 |
| Ultrasound scan of organ tissue for measuring elasticity | 14 | $17 | $107 |
| Ct scan of head or brain before and after contrast | 13 | $43 | $258 |
| Ct scan of arm without contrast | 13 | $23 | $202 |
| Injection of substance into lower spine canal using imaging guidance | 12 | $71 | $347 |
| X-ray of sacrum and tailbone, minimum of 2 views | 12 | $6 | $35 |
| X-ray of foot, 2 views | 12 | $6 | $31 |
| Ultrasound scan of abdominal aorta | 12 | $24 | $95 |
| Complete ultrasound scan of pelvis | 12 | $22 | $139 |
| X-ray series of abdomen with single x-ray of chest | 11 | $11 | $65 |
| Ct scan of blood vessels of abdomen and pelvis with contrast | 11 | $83 | $442 |
| Nuclear medicine study whole body with ct scan | 11 | $91 | $486 |
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 (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 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. Garza is a mixed practice specialist, with above-average Medicare volume (top 11% in TX), 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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