Quick answers
- Where does Marcus H. Cornwall see patients?
- Medicare's clinician data lists 1 practice location in Milwaukie, OR. Call before your visit to confirm the address.
- What is Marcus H. Cornwall's specialty?
- Medicare lists Family Practice as the primary specialty, and also Osteopathic Manipulative Medicine.
- Does Marcus H. Cornwall accept Medicare assignment?
- Medicare's clinician data says Marcus H. Cornwall may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Marcus H. Cornwall?
- (503) 203-5273, as listed in official Medicare / NPI Registry data.
- What is Marcus H. Cornwall's NPI number?
- 1689639841. 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 Marcus H. Cornwall is enrolled with Medicare (CMS data updated 2026-10-02).
- 6542 SE Lake Rd, Suite 202Milwaukie, OR 97222 (503) 203‑5273
Specialties
Other family doctors in Milwaukie
Clinicians with the same Medicare primary specialty in Milwaukie, OR — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | At Still University Of Health Sciences, College Of Osteo Med, Kirksville |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1689639841 |
| 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