Dr. Katherine Johnston, ACNPC-AG
What this data tells you about Dr. Johnston
Dr. Katherine Johnston is a critical care medicine registered nurse in El Paso, TX, with 9 years in practice. Based on federal Medicare data, Dr. Johnston performed 397 Medicare services across 314 unique beneficiaries.
Between the years covered by Open Payments, Dr. Johnston received a total of $2,168 from 5 pharmaceutical and/or device companies across 86 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in critical care medicine registered nurse. 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. Johnston 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 |
|---|---|---|---|
| Office visit, established patient (30-39 min) | 84 | $80 | $380 |
| Drug screening test | 41 | $61 | $187 |
| Comprehensive metabolic blood panel | 26 | $10 | $43 |
| Creatine kinase (cardiac enzyme) level, total | 26 | $6 | $27 |
| Magnesium level test | 26 | $7 | $27 |
| Phosphate level test | 26 | $5 | $20 |
| Uric acid level test | 26 | $4 | $20 |
| Folic acid level test | 25 | $14 | $60 |
| Complete blood count (CBC) with differential | 25 | $8 | $32 |
| Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 25 | $179 | $597 |
| Vitamin D level test | 23 | $29 | $111 |
| Vitamin B-12 level test | 23 | $15 | $62 |
| Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 21 | $112 | $344 |
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
1.7 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. Johnston is a clinical cardiology specialist, with above-average Medicare volume (top 19% in TX), and high industry engagement (low-engagement, top 14%).
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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