Maria Rios is named as a lobbyist on federal disclosure filings for 1 client through Mass General Brigham (formerly Known As Partners Healthcare). The most recent filing naming them posted in November 2026. Issues reported include Environment/Superfund, Medicare/Medicaid and Health Issues.
| Client | Registrant | Latest | Issues |
|---|---|---|---|
| MASS GENERAL BRIGHAM (FORMERLY KNOWN AS PARTNERS HEALTHCARE) | MASS GENERAL BRIGHAM (FORMERLY KNOWN AS PARTNERS HEALTHCARE) | Q3 2026 | Environment/Superfund, Medicare/Medicaid, Health Issues |
| Year | Clients | Registrants |
|---|---|---|
| 2026 | 1 | 1 |
| 2025 | 1 | 1 |
Pay is not disclosed for individual lobbyists. Filings do not confirm that records with the same name are one person, so this page may combine people who share the name Maria Rios. See the Capitol Clarity rankings and method.