GRACE HAMILTON
NPI 1063939759
Psychologist in Mill Creek, WA
About Grace Hamilton NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRACE HAMILTON (NPI 1063939759) is an individual psychologist in Mill Creek, Washington, licensed in Washington (PY61073285) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Redondo Beach, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Grace Hamilton is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Grace Hamilton reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Edmonds, WA 98026
- Reassigned Medicare billing, Washington enrollment
- 6 clinicians in this Medicare group
Everett, WA 98201
- Reassigned Medicare billing, Washington enrollment
- 1,285 clinicians in this Medicare group
Redondo Beach, CA 90277
- Reassigned Medicare billing, California enrollment
- 3 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILL CREEK, WA 98012
MILL CREEK, WA 98012
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Grace Hamilton's NPI number?
The NPI number for Grace Hamilton is 1063939759. It was assigned to this individual provider in the NPPES registry on August 24, 2017.
Where is Grace Hamilton located?
Grace Hamilton practices at 15418 Main St, Mill Creek, WA 98012. The listed phone number is (425) 339-5453.
What is Grace Hamilton's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Grace Hamilton enrolled in Medicare?
Yes. Grace Hamilton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Grace Hamilton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Hamilton reassigns Medicare benefits to 3 organizations: Bluestone Psychological Services, LLC (Edmonds, WA), Optum Care Washington PLLC (Everett, WA) and The Neurobehavioral Healthcare Center, A Professional Psychological Co (Redondo Beach, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Grace Hamilton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Grace Hamilton accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Grace Hamilton as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Grace Hamilton was last updated on October 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.