Steven Barker
Anesthesiology · Tucson, AZNPI 1811969660
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $413,183 of the $471,487 with a category attached, or 87.6%. Every reported general payment came from a single manufacturer, Masimo Corporation. Reporting peaked in 2019 at $214,501 and has fallen 71.4% since, to $61,440 in 2021. Among anesthesiology clinicians in AZ with any reported payments, this total sits in the top 5% — high for the specialty, which is a reason to read the composition above rather than the number alone.
Across 206 payments — averaging $2288.77 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Masimo Corporation$471K
What the payments were for
- Consulting fees$413,18388%
- Travel & lodging$57,55712%
- Food & beverage$7470%
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Masimo Corporation | 206 | $471,487 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
- SedLine$469,670
- rainbow Acoustic Monitoring$469,538
- Patient SafetyNet System$469,538
- EMMA and ISA$469,538
- SET and rainbow SET$469,538
How this compares
$471,487 in reported general payments places this provider in the 95th percentile of 1,166 anesthesiology providers in Arizona.
Other anesthesiology in Tucson
- Kevin EvansTucson$91K
- Randal DullTucson$9K
- Gregory FranklinTucson$7K
- Mark TiffanyTucson$7K
- Michael HechtTucson$5K
- Isaac Gomez-AvrahamTucson$4K
- Arnold GeeTucson$4K
- Timothy WardTucson$3K
- Catherynne MorganTucson$3K
- Janelle JambrosicTucson$3K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.