NATHAN ISHII DPT
NPI 1962389130
Physical Therapist in Issaquah, WA
About Nathan Ishii Dpt NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATHAN ISHII DPT (NPI 1962389130) is an individual physical therapist in Issaquah, Washington, licensed in Washington (PT61688827) and active in the NPI registry since August 2025. He is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
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
Nathan Ishii Dpt 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 Reassignment
Medicare enrollment records show Nathan Ishii reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Issaquah, WA 98029
- Reassigned Medicare billing, Washington enrollment
- 11 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98029 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ISSAQUAH, WA 98029
ISSAQUAH, WA 98029
ISSAQUAH, WA 98029
ISSAQUAH, WA 98029
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 Nathan Ishii's NPI number?
The NPI number for Nathan Ishii is 1962389130. It was assigned to this individual provider in the NPPES registry on August 19, 2025.
Where is Nathan Ishii located?
Nathan Ishii practices at 5704 E Lake Sammamish Pkwy SE Ste 101, Issaquah, WA 98029. The listed phone number is (425) 270-3323.
What is Nathan Ishii's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Nathan Ishii enrolled in Medicare?
Yes. Nathan Ishii 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 organization bills Medicare for Nathan Ishii's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Ishii reassigns Medicare benefits to Quest Physical Therapy, LLC (Issaquah, WA). The 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 Nathan Ishii's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nathan Ishii accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Nathan Ishii 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 Nathan Ishii was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.