Dr. Patricia Castaneda, M.D.
What this data tells you about Dr. Castaneda
Dr. Patricia Castaneda is a dermatopathology physician in San Antonio, TX, with 14 years in practice. Based on federal Medicare data, Dr. Castaneda performed 4,531 Medicare services across 3,307 unique beneficiaries.
Between the years covered by Open Payments, Dr. Castaneda received a total of $4,440 from 21 pharmaceutical and/or device companies across 59 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in dermatopathology 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. Castaneda 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 |
|---|---|---|---|
| Tissue pathology examination, moderate complexity | 3,686 | $51 | $188 |
| Tissue staining for diagnosis, initial | 251 | $72 | $172 |
| Pathology examination of tissue using a microscope, moderately low complexity | 242 | $31 | $130 |
| Special stained specimen slides to identify organisms including interpretation and report | 196 | $83 | $152 |
| Tissue staining for diagnosis, additional | 79 | $65 | $141 |
| Surgical pathology consultation and report on referred material requiring preparation of slides | 40 | $85 | $227 |
| Surgical pathology consultation and report on referred slides prepared elsewhere | 19 | $62 | $158 |
| Special stained specimen slides to examine tissue including interpretation and report | 18 | $56 | $106 |
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
2.2 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. Castaneda is a mixed practice specialist, with moderate Medicare volume, and low-engagement industry engagement.
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. Castaneda experienced with tissue pathology examination, moderate complexity?
Does Dr. Castaneda receive payments from pharmaceutical companies?
How do Dr. Castaneda's costs compare to other dermatopathology 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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