Quick answers
- Which hospitals does John C. McCallum work at?
- Medicare's official clinician data lists John C. McCallum at 1 hospital: Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John C. McCallum see patients?
- Medicare's clinician data lists 1 practice location in Renton, WA. Call before your visit to confirm the address.
- What is John C. McCallum's specialty?
- Medicare lists Vascular Surgery as the primary specialty.
- Does John C. McCallum accept Medicare assignment?
- Yes. Medicare's clinician data says John C. McCallum 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 C. McCallum offer telehealth?
- Medicare's clinician data says John C. McCallum offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John C. McCallum?
- (425) 228-6076, as listed in official Medicare / NPI Registry data.
- What is John C. McCallum's NPI number?
- 1730480625. 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 C. McCallum works
Medicare's Facility Affiliation Data lists John C. McCallum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Valley Medical CenterRenton, WA · Acute Care Hospital · CCN 500088
Practice locations
Addresses where John C. McCallum is enrolled with Medicare (CMS data updated 2026-10-02).
- 4011 Talbot Rd S, Suite 420Renton, WA 98055 (425) 228‑6076
Group practices
Medicare enrollment lists John C. McCallum as a member of this group (CMS data updated 2026-10-02).
- Valley Medical Group-Renton411 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1730480625 |
| 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