Quick answers
- Does Greta C. Lyders accept Medicare assignment?
- Yes. Medicare's clinician data says Greta C. Lyders accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Greta C. Lyders's NPI number?
- 1629126081. 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 Greta C. Lyders is enrolled with Medicare (CMS data updated October 2, 2026).
- 7100 SW Hampton St, Suite 128Tigard, OR 97223
- 7100 SW Hampton St, Suite 223Tigard, OR 97223 (503) 858‑3373
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Tigard
Clinicians with the same Medicare primary specialty in Tigard, OR — not a recommendation.
Clinician information
| Graduation year | 1999 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629126081 |
| 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