Dr. Walter Zink, M.D., PH.D.
What this data tells you about Dr. Zink
Dr. Walter Zink is a body imaging physician in San Antonio, TX, with 16 years in practice. Based on federal Medicare data, Dr. Zink performed 13,133 Medicare services across 967 unique beneficiaries.
Between the years covered by Open Payments, Dr. Zink received a total of $2,669 from 7 pharmaceutical and/or device companies across 32 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in body imaging physician. 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. Zink 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 |
|---|---|---|---|
| MRI contrast dye injection (gadoterate) | 6,850 | $0 | $0 |
| Contrast dye for imaging (iodine-based) | 5,400 | $0 | $0 |
| Mri scan of brain without contrast | 196 | $53 | $288 |
| Ct scan of upper spine without contrast | 193 | $34 | $206 |
| Ct scan of face without contrast | 49 | $69 | $549 |
| Removal of spinal fluid with lower back spinal tap for diagnostic test using imaging guidance | 43 | $64 | $335 |
| Ct scan of blood vessels of head with contrast | 39 | $178 | $1,710 |
| Mri scan of blood vessels of neck without contrast | 39 | $42 | $234 |
| CT scan of head/brain, without contrast | 33 | $77 | $657 |
| Ct scan of blood vessels of neck with contrast | 33 | $151 | $1,708 |
| Chest X-ray, 1 view | 27 | $6 | $35 |
| Mri scan of brain before and after contrast | 26 | $226 | $2,194 |
| Ct scan of middle spine without contrast | 26 | $36 | $194 |
| Mri scan of upper spinal canal without contrast | 24 | $47 | $288 |
| Mri scan of lower spinal canal before and after contrast | 21 | $79 | $443 |
| Mri scan of blood vessels of head without contrast | 19 | $149 | $1,560 |
| Mri scan of lower spinal canal without contrast | 16 | $152 | $1,603 |
| Stabilization of lower spine bone | 14 | $308 | $1,603 |
| Mri scan of upper spinal canal before and after contrast | 14 | $83 | $441 |
| Ct scan of lower spine without contrast | 13 | $79 | $836 |
| Mri scan of middle spinal canal without contrast | 13 | $49 | $288 |
| Mri scan of middle spinal canal before and after contrast | 12 | $82 | $441 |
| Computed tomography (ct) of brain blood flow, volume, and timing of flow analysis with contrast | 11 | $174 | $480 |
| Ct scan of soft tissue of neck with contrast | 11 | $51 | $268 |
| Mri scan of blood vessels of head before and after contrast | 11 | $243 | $2,724 |
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. Total industry engagement is in the top 9% for body imaging physician in TX.
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. Zink is a mixed practice specialist, with above-average Medicare volume (top 10% in TX), and high industry engagement (low-engagement, top 9%), with 16 years of practice experience.
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. Zink experienced with mri contrast dye injection (gadoterate)?
Does Dr. Zink receive payments from pharmaceutical companies?
How do Dr. Zink's costs compare to other body imaging physicians in San Antonio?
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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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