Quick answers
- Does Claire Grainger-Valvano accept Medicare assignment?
- Medicare's clinician data says Claire Grainger-Valvano may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Claire Grainger-Valvano's NPI number?
- 1871032573. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Claire Grainger-Valvano is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Optum CirEden Prairie, MN 55344
- 258 Concord DrRiver Edge, NJ 07661
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Eden Prairie
Clinicians with the same Medicare primary specialty in Eden Prairie, MN — not a recommendation.
Clinician information
| Graduation year | 2010 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1871032573 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians