Quick answers
- Where does Peter H. Chang see patients?
- Medicare's clinician data lists 2 practice locations, including Portland, OR. Call before your visit to confirm the address.
- What is Peter H. Chang's specialty?
- Medicare lists Pediatric Medicine as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does Peter H. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Peter H. 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 Peter H. Chang?
- (503) 280-3418, as listed in official Medicare / NPI Registry data.
- What is Peter H. Chang's NPI number?
- 1003926189. 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 Peter H. Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 N Graham St, Suite 250Portland, OR 97227 (503) 280‑3418
- 9701 SW Barnes Rd, Suite 299Portland, OR 97225 (503) 280‑3418
Group practices
Medicare enrollment lists Peter H. Chang as a member of this group (CMS data updated 2026-10-02).
- Pediatric Cardiology Center of Oregon PC5 clinicians in the group
Specialties
Other pediatricians in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Nova Southeastern College Of Osteo Medicine |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003926189 |
| 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