Dr. Akinwunmi Oni-Orisan, MD
What this data tells you about Dr. Oni-Orisan
Dr. Akinwunmi Oni-Orisan is a neurological surgery specialist in Oxnard, CA, with 16 years of NPI registration. Based on federal Medicare data, Dr. Oni-Orisan performed 1,312 Medicare services across 944 unique beneficiaries.
Between the years covered by Open Payments, Dr. Oni-Orisan received a total of $16,835 from 31 pharmaceutical and/or device companies across 256 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in neurological surgery. 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. Oni-Orisan 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 |
|---|---|---|---|
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
217 | $98 | $217 |
| 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. |
198 | $99 | $279 |
| Critical care, first 30-74 min Emergency medical care for a critically ill or injured patient lasting between 30 and 74 minutes. This service involves direct patient care and medical decision making to stabilize the patient. |
163 | $175 | $722 |
| Initial hospital admission, high complexity Initial hospital inpatient or observation care for a new patient involving high-level medical decision making, with at least 75 minutes total time on the date of the encounter. |
150 | $142 | $422 |
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
123 | $65 | $152 |
| New patient office visit, complex (60-74 min) | 104 | $168 | $446 |
| Neck artery catheter insertion with radiology review A tube is inserted into an artery in the neck for diagnostic or treatment purposes. A radiologist reviews the procedure. |
65 | $352 | $6,262 |
| Brain artery catheterization A tube is inserted into an artery in the brain for diagnosis or treatment, with review by a radiologist. |
63 | $222 | $5,806 |
| Sedation by physician, initial 15 minutes Administration of a drug to induce depression of consciousness by the physician performing a procedure. This code covers the initial 15 minutes of sedation for patients aged 5 years or older. |
51 | $10 | $100 |
| Arterial catheter insertion in neck A tube is inserted into an artery in the neck for diagnostic or treatment purposes. A radiologist reviews the procedure. |
49 | $126 | $728 |
| 3D radiographic procedure with computerized image postprocessing A radiographic imaging procedure that creates three-dimensional images using computerized processing of the captured data. |
32 | $31 | $68 |
| Radiologist review of image for embolization A radiologist reviews medical images to guide the insertion of material designed to block blood flow. |
27 | $57 | $104 |
| Blood vessel imaging Imaging test to visualize the blood vessels. |
27 | $72 | $133 |
| Occlusion of central nervous system or spinal cord artery | 26 | $691 | $2,355 |
| Head artery clot removal and dissolution A procedure to remove a blood clot from an artery in the head and inject medication to dissolve remaining clots, guided by fluoroscopy. |
17 | $674 | $1,708 |
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 (2018-2024) ›
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
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. Oni-Orisan is a clinical cardiology specialist, with above-average Medicare volume (top 6% in CA), with low-engagement industry engagement, with 16 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. 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. 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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