Christopher Barwacz
Dentist · Iowa City, IANPI 1912163957
Payments from drug & device makers
What this record shows
This record is dominated by speaking fees: $241,954 of the $344,681 with a category attached, or 70.2%. Dentsply Sirona Inc accounts for 67.1% of it on its own, with 6 other manufacturers making up the rest. Among dentist clinicians in IA 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 437 payments — averaging $788.74 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Dentsply Sirona Inc$231K
- Dentsply IH Inc.$87K
- Envista Holdings Corporation$26K
- Straumann USA LLC$149
- Ivoclar Vivadent, Inc.$129
- Dentsply IH Sweden$43
- plus $20 from 1 others
Across 49 payments — averaging $4121.31 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.
- Dentsply IH Sweden$175K
- Dentsply IH AB$27K
What the payments were for
- Consulting fees$15,4394%
- Speaking & faculty fees$241,95470%
- Travel & lodging$75,39622%
- Food & beverage$11,2613%
- Education$3210%
- Gifts$3090%
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 |
|---|---|---|
| Dentsply Sirona Inc | 352 | $231,364 |
| Dentsply IH Inc. | 74 | $87,155 |
| Envista Holdings Corporation | 6 | $25,821 |
| Straumann USA LLC | 2 | $149 |
| Ivoclar Vivadent, Inc. | 1 | $129 |
| Dentsply IH Sweden | 1 | $43 |
| Kerr Corporation | 1 | $20 |
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.
- Implant Dentistry$112,080
- EDUCATION$25,821
- ASTRA TECH Implant System$7,778
- ATLANTIS$1,187
How this compares
$344,681 in reported general payments places this provider in the 95th percentile of 528 dentist providers in Iowa.
Other dentist in Iowa City
- Darrick ZirkerIowa City$4K
- Pamela Saisho LuyaIowa City$4K
- Jaxon HoopesIowa City$3K
- Brandon VosIowa City$3K
- Juan UribeSioux Center$14K
- Chong ShaoAnamosa$11K
- Shaun O'NeillFort Dodge$11K
- Carlin LawheadMuscatine$10K
- Amy GroeltzBurlington$9K
- Bradley MarkowskiClive$9K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.