Quick answers
- Which hospitals does John Williams work at?
- Medicare's official clinician data lists John Williams at 2 hospitals: Providence Newberg Medical Center and Willamette Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Williams see patients?
- Medicare's clinician data lists 1 practice location in McMinnville, OR. Call before your visit to confirm the address.
- What is John Williams's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does John Williams accept Medicare assignment?
- Yes. Medicare's clinician data says John Williams 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.
- Does John Williams offer telehealth?
- Medicare's clinician data says John Williams offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John Williams?
- (503) 472-6161, as listed in official Medicare / NPI Registry data.
- What is John Williams's NPI number?
- 1619933934. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Williams works
Medicare's Facility Affiliation Data lists John Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Newberg Medical CenterNewberg, OR · Acute Care Hospital · CCN 380037
- Willamette Valley Medical CenterMcMinnville, OR · Acute Care Hospital · CCN 380071
Practice locations
Addresses where John Williams is enrolled with Medicare (CMS data updated 2026-10-02).
- 2435 NE Cumulus Ave, Suite AMcMinnville, OR 97128 (503) 472‑6161
Group practices
Medicare enrollment lists John Williams as a member of this group (CMS data updated 2026-10-02).
- Physicians Medical Center P C22 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in McMinnville
Clinicians with the same Medicare primary specialty in McMinnville, OR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health & Sciences Univ School Of Dentistry |
| Graduation year | 1977 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1619933934 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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