Internal Medicine in Ontario, OR
9 active Internal Medicine providers practice in Ontario, Oregon according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1093779365 | Andrew Peterson | Individual | Internal Medicine Physician | Ontario, OR |
| 1811953854 | Holy Rosary Medical Center | Organization | Internal Medicine Physician | Ontario, OR |
| 1922066786 | Holy Rosary Medical Center | Organization | Internal Medicine Physician | Ontario, OR |
| 1023500808 | Jared Van Orman | Individual | Internal Medicine Physician | Ontario, OR |
| 1477567485 | John Phillips | Individual | Internal Medicine Physician | Ontario, OR |
| 1487611877 | Morris Smith | Individual | Internal Medicine Physician | Ontario, OR |
| 1093034159 | Saint Alphonsus Medical Center- Ontario Inc | Organization | Internal Medicine Physician | Ontario, OR |
| 1629397781 | Saint Alphonsus Medical Center- Ontario Inc | Organization | Internal Medicine Physician | Ontario, OR |
| 1316107782 | Stark Medical, PC | Organization | Internal Medicine Physician | Ontario, OR |
Frequently asked questions
How many Internal Medicine providers are in Ontario, OR?
The latest NPPES snapshot lists 9 active Internal Medicine providers with a practice address in Ontario, Oregon.
How do I check a Internal Medicine provider's NPI in Ontario?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-11.