Michael Ain
Orthopaedic Surgery · Lutherville, MDNPI 1629032917
Payments from drug & device makers
What this record shows
This record is dominated by royalties or licence payments: $1,622,554 of the $1,622,654 with a category attached, or 100.0%. Stryker accounts for 100.0% of it on its own, with 1 other manufacturer making up the rest. Among orthopaedic surgery clinicians in MD 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 28 payments — averaging $57,952 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Stryker$1.6M
- Zimmer Biomet$464
What the payments were for
- Royalty or licence$1,622,554100%
- Food & beverage$1000%
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 |
|---|---|---|
| Stryker | 26 | $1,622,190 |
| Zimmer Biomet | 2 | $464 |
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.
- SERRATO$1,622,090
- Silverton Posterior Spinal Sys$444
- Vail$444
How this compares
$1,622,654 in reported general payments places this provider in the 95th percentile of 378 orthopaedic surgery providers in Maryland.
Other orthopaedic surgery in Lutherville
- Lee RileyLutherville$253K
- Ryan ZimmermanLutherville$31K
- Mark MyersonBaltimore$10.5M
- David DaluryTowson$7.6M
- Anand MurthiBaltimore$3.7M
- Timothy CoddTowson$3.6M
- Khaled KebaishBaltimore$3M
- Shawn StandardBaltimore$1.4M
- Hamid HassanzadehBethesda$1.1M
- Paul SponsellerBaltimore$958K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.