Dr. Stephanie Hennigan, MD
What this data tells you about Dr. Hennigan
Dr. Stephanie Hennigan is a rheumatology in Rockwall, TX, with 19 years in practice. Based on federal Medicare data, Dr. Hennigan performed 8,534 Medicare services across 2,275 unique beneficiaries.
Between the years covered by Open Payments, Dr. Hennigan received a total of $37,759 from 36 pharmaceutical and/or device companies across 832 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in rheumatology. 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. Hennigan 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 |
|---|---|---|---|
| Denosumab injection (Prolia/Xgeva) | 4,260 | $18 | $69 |
| Office visit, established patient (30-39 min) | 601 | $85 | $378 |
| Blood draw (venipuncture) | 529 | $8 | $27 |
| Complete blood count (CBC) with differential | 514 | $7 | $23 |
| Comprehensive metabolic blood panel | 495 | $10 | $32 |
| C-reactive protein test (inflammation marker) | 456 | $5 | $16 |
| Sed rate test (inflammation marker) | 455 | $3 | $8 |
| Office visit, established patient, complex (40-54 min) | 264 | $126 | $530 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 147 | $56 | $218 |
| Measurement of complement (immune system proteins), antigen, | 128 | $11 | $36 |
| Urinalysis with microscopic exam | 109 | $3 | $10 |
| Automated urinalysis | 108 | $2 | $7 |
| Vitamin D level test | 78 | $28 | $89 |
| Hepatitis b core antibody measurement | 32 | $12 | $36 |
| Uric acid level test | 31 | $4 | $14 |
| Hepatitis b surface antibody measurement | 31 | $11 | $32 |
| Hepatitis c antibody measurement | 31 | $14 | $43 |
| Detection test by immunoassay technique for hepatitis b surface antigen | 31 | $10 | $31 |
| Creatine kinase (cardiac enzyme) level, total | 29 | $6 | $20 |
| Lactate dehydrogenase (enzyme) level | 27 | $6 | $18 |
| Thyroid stimulating hormone (TSH) test | 27 | $16 | $50 |
| Joint injection, major joint | 21 | $61 | $191 |
| Ferritin level test (iron stores) | 21 | $13 | $41 |
| Lipid panel (cholesterol and triglycerides) | 17 | $13 | $40 |
| Iron level test | 17 | $6 | $19 |
| Iron binding capacity test | 17 | $9 | $26 |
| New patient office visit, complex (60-74 min) | 16 | $172 | $648 |
| Office visit, established patient (20-29 min) | 15 | $62 | $267 |
| Injection, methylprednisolone acetate, 40 mg | 15 | $5 | $24 |
| Screening test for autoimmune disorder | 12 | $12 | $36 |
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 (65%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in rheumatology and does not inherently indicate bias, but patients may wish to be aware.
Geographic Context
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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. Hennigan is a mixed practice specialist, with moderate Medicare volume, and high industry engagement (speaking/promotional, top 12%), 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. Hennigan experienced with denosumab injection (prolia/xgeva)?
Does Dr. Hennigan receive payments from pharmaceutical companies?
How do Dr. Hennigan's costs compare to other rheumatologys in Rockwall?
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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