Quick answers
- Which hospitals does Mark R. Stone work at?
- Medicare's official clinician data lists Mark R. Stone at 4 hospitals: OHSU Hospital and Clinics, Providence Newberg Medical Center, Providence Portland Medical Center and Providence St Vincent Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark R. Stone see patients?
- Medicare's clinician data lists 2 practice locations, including Newberg, OR. Call before your visit to confirm the address.
- What is Mark R. Stone's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Mark R. Stone accept Medicare assignment?
- Yes. Medicare's clinician data says Mark R. Stone 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 Mark R. Stone offer telehealth?
- Medicare's clinician data says Mark R. Stone offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark R. Stone?
- (503) 537-6040, as listed in official Medicare / NPI Registry data.
- What is Mark R. Stone's NPI number?
- 1619031838. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark R. Stone works
Medicare's Facility Affiliation Data lists Mark R. Stone at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- OHSU Hospital and ClinicsPortland, OR · Acute Care Hospital · CCN 380009
- Providence Newberg Medical CenterNewberg, OR · Acute Care Hospital · CCN 380037
- Providence Portland Medical CenterPortland, OR · Acute Care Hospital · CCN 380061
- Providence St Vincent Medical CenterPortland, OR · Acute Care Hospital · CCN 380004
Practice locations
Addresses where Mark R. Stone is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 N Providence Dr, Suite 310Newberg, OR 97132 (503) 537‑6040
- 1001 N Providence DrNewberg, OR 97132 (503) 537‑1555
Group practices
Medicare enrollment lists Mark R. Stone as a member of these groups (CMS data updated 2026-10-02).
- Providence Health and Services Oregon1,433 clinicians in the group
- Providence Health and Services - Oregon62 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Oregon
Clinicians with the same Medicare primary specialty in Oregon — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Irvine, California College Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1619031838 |
| 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