Quick answers
- Which hospitals does Katherine Stemen work at?
- Medicare's official clinician data lists Katherine Stemen at 4 hospitals: Dublin Methodist Hospital, Grady Memorial Hospital, Grant Medical Center and Riverside Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Katherine Stemen see patients?
- Medicare's clinician data lists 1 practice location in Powell, OH. Call before your visit to confirm the address.
- What is Katherine Stemen's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Katherine Stemen accept Medicare assignment?
- Yes. Medicare's clinician data says Katherine Stemen 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 Katherine Stemen offer telehealth?
- Medicare's clinician data says Katherine Stemen offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Katherine Stemen?
- (614) 764-0200, as listed in official Medicare / NPI Registry data.
- What is Katherine Stemen's NPI number?
- 1013472059. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Katherine Stemen works
Medicare's Facility Affiliation Data lists Katherine Stemen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Dublin Methodist HospitalDublin, OH · Acute Care Hospital · CCN 360348
- Grady Memorial HospitalDelaware, OH · Acute Care Hospital · CCN 360210
- Grant Medical CenterColumbus, OH · Acute Care Hospital · CCN 360017
- Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · CCN 360006
Practice locations
Addresses where Katherine Stemen is enrolled with Medicare (CMS data updated 2026-10-02).
- 4141 N Hampton Dr, Suite 200Powell, OH 43065 (614) 764‑0200
Group practices
Medicare enrollment lists Katherine Stemen as a member of this group (CMS data updated 2026-10-02).
- OhioHealth Corporation2,314 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Powell
Clinicians with the same Medicare primary specialty in Powell, OH — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1013472059 |
| 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