Dr. Patrick Demarco, MD
What this data tells you about Dr. Demarco
Dr. Patrick Demarco is an allergy physician in Orange Park, FL, with 19 years in practice. Based on federal Medicare data, Dr. Demarco performed 14,280 Medicare services across 915 unique beneficiaries.
Between the years covered by Open Payments, Dr. Demarco received a total of $30,306 from 38 pharmaceutical and/or device companies across 613 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in allergy physician. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Demarco 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 |
|---|---|---|---|
| Omalizumab injection (Xolair) for asthma/allergy | 3,360 | $30 | $45 |
| Allergy immunotherapy preparation | 2,605 | $11 | $16 |
| Allergy skin test | 2,432 | $3 | $8 |
| Allergy injection therapy, multiple injections | 1,982 | $8 | $22 |
| Injection, benralizumab, 1 mg | 1,590 | $133 | $200 |
| Test for allergy using allergenic extract injected into skin | 1,176 | $6 | $10 |
| Professional service for single injection of allergen | 327 | $7 | $18 |
| Drug injection, under skin or into muscle | 202 | $11 | $30 |
| Office visit, established patient (30-39 min) | 157 | $95 | $140 |
| Administration and interpretation of patient-focused health risk assessment | 116 | $2 | $20 |
| Test to measure rate of airflow | 101 | $29 | $55 |
| Test to measure the level of nitric oxide gas | 80 | $14 | $33 |
| Office visit, established patient (20-29 min) | 67 | $63 | $110 |
| New patient office visit (45-59 min) | 45 | $119 | $220 |
| Test to measure expiratory airflow and volume | 17 | $18 | $49 |
| New patient office visit, complex (60-74 min) | 12 | $168 | $250 |
| Test to measure expiratory airflow and volume changes before and after medication administration | 11 | $25 | $90 |
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 ›
The majority of payments (64%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in allergy physician and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 9% for allergy physician in FL.
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. Demarco is a mixed practice specialist, with above-average Medicare volume (top 19% in FL), and high industry engagement (speaking/promotional, top 9%), with 19 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. Demarco experienced with omalizumab injection (xolair) for asthma/allergy?
Does Dr. Demarco receive payments from pharmaceutical companies?
How do Dr. Demarco's costs compare to other allergy physicians in Orange Park?
What does Data Coverage mean?
Is this data up to date?
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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