Quick answers
- Which hospitals does Aaron Halfpenny work at?
- Medicare's official clinician data lists Aaron Halfpenny at 1 hospital: Kaiser Sunnyside Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Aaron Halfpenny see patients?
- Medicare's clinician data lists 2 practice locations, including Clackamas, OR. Call before your visit to confirm the address.
- What is Aaron Halfpenny's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Aaron Halfpenny accept Medicare assignment?
- Yes. Medicare's clinician data says Aaron Halfpenny 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.
- What is the phone number for Aaron Halfpenny?
- (800) 813-2000, as listed in official Medicare / NPI Registry data.
- What is Aaron Halfpenny's NPI number?
- 1629368816. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Aaron Halfpenny works
Medicare's Facility Affiliation Data lists Aaron Halfpenny at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Kaiser Sunnyside Medical CenterClackamas, OR · Acute Care Hospital · CCN 380091
Practice locations
Addresses where Aaron Halfpenny is enrolled with Medicare (CMS data updated 2026-10-02).
- 10100 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
- 10180 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
Group practices
Medicare enrollment lists Aaron Halfpenny as a member of this group (CMS data updated 2026-10-02).
- Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Clackamas
Clinicians with the same Medicare primary specialty in Clackamas, OR — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629368816 |
| 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