Quick answers
- Where does Ray Chang see patients?
- Medicare's clinician data lists 1 practice location in Seattle, WA. Call before your visit to confirm the address.
- What is Ray Chang's specialty?
- Medicare lists Physical Medicine and Rehabilitation as the primary specialty.
- Does Ray Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Ray Chang accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Ray Chang?
- (201) 654-6397, as listed in official Medicare / NPI Registry data.
- What is Ray Chang's NPI number?
- 1114339843. 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 Ray Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 820 NW 95th StSeattle, WA 98117 (201) 654‑6397
Group practices
Medicare enrollment lists Ray Chang as a member of this group (CMS data updated 2026-10-02).
- National Health Rehabilitation LLC149 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in Washington →
Other rehabilitation doctors in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114339843 |
| 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 2026-10-02, retrieved 2026-10-29
- 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