Quick answers
- Where does John J. Arnold see patients?
- Medicare's clinician data lists 2 practice locations, including Chelan, WA and Wenatchee, WA. Call before your visit to confirm the address.
- What is John J. Arnold's specialty?
- Medicare lists Clinical Psychologist as the primary specialty.
- Does John J. Arnold accept Medicare assignment?
- Yes. Medicare's clinician data says John J. Arnold 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 John J. Arnold?
- (509) 682-6000, as listed in official Medicare / NPI Registry data.
- What is John J. Arnold's NPI number?
- 1881661858. 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 John J. Arnold is enrolled with Medicare (CMS data updated 2026-10-02).
- 105 S Apple Blossom DrChelan, WA 98816 (509) 682‑6000
- 504 Orondo AveWenatchee, WA 98801 (509) 662‑1269
Group practices
Medicare enrollment lists John J. Arnold as a member of this group (CMS data updated 2026-10-02).
- Columbia Valley Community Health62 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881661858 |
| 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