Dr. Erika Hannigan
What this data tells you about Dr. Hannigan
Dr. Erika Hannigan is a registered nurse in Cleveland, OH, with 6 years of NPI registration. Based on federal Medicare data, Dr. Hannigan performed 376 Medicare services across 211 unique beneficiaries.
Between the years covered by Open Payments, Dr. Hannigan received a total of $8,289 from 36 pharmaceutical and/or device companies across 311 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in 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. Hannigan is Very High — reflecting how much public federal data is available about this provider. 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) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
253 | $69 | $316 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
47 | $57 | $223 |
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
43 | $1 | $22 |
| Drug injection, under skin or into muscle A procedure involving the administration of a medication or substance via injection into the subcutaneous tissue or muscle. |
33 | $9 | $65 |
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)
All-time payments by company (2021-2024) ›
Associated products mentioned in payments ›
Most payments (54%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians. Total industry engagement is in the top 1% for registered nurse in OH.
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 reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Hannigan is a clinical cardiology specialist, with above-average Medicare volume (top 18% in OH), with low-engagement industry engagement in the top 1% of OH peers.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Hannigan experienced with office visit, established patient (30-39 min)?
Does Dr. Hannigan receive payments from pharmaceutical companies?
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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. Data Coverage reflects 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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