KATHERINE E STEMEN MSN, APRN
NPI 1013472059
Nurse Practitioner - Family in Powell, OH
About Katherine E Stemen Msn, Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE E STEMEN MSN, APRN (NPI 1013472059) is an individual family provider in Powell, Ohio, licensed in Ohio (APRN.CNP.024172) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS, is affiliated with Riverside Methodist Hospital, and maintains a secondary practice location in Powell.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katherine E Stemen Msn, Aprn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Katherine Stemen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbus, OH 43214
- Reassigned Medicare billing, Ohio enrollment
- 3,314 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Riverside Methodist Hospital
Acute Care Hospitals · Columbus, OHGrant Medical Center
Acute Care Hospitals · Columbus, OHGrady Memorial Hospital
Acute Care Hospitals · Delaware, OHDublin Methodist Hospital
Acute Care Hospitals · Dublin, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Stemen's NPI number?
The NPI number for Katherine Stemen is 1013472059. It was assigned to this individual provider in the NPPES registry on February 4, 2019.
Where is Katherine Stemen located?
Katherine Stemen practices at 4141 N Hampton Dr Ste 200, Powell, OH 43065. The listed phone number is (614) 764-0200.
What is Katherine Stemen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Katherine Stemen enrolled in Medicare?
Yes. Katherine Stemen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Katherine Stemen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Stemen reassigns Medicare benefits to Ohiohealth Corporation (Columbus, OH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Stemen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Stemen accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and MedMutual list Katherine Stemen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Katherine Stemen affiliated with any hospitals?
According to CMS data, Katherine Stemen is affiliated with Riverside Methodist Hospital, Grant Medical Center, Grady Memorial Hospital and Dublin Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Katherine Stemen was last updated on March 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katherine E Stemen, MSN, APRN · NPI 1013472059
Family physician in Powell, Ohio. Individual provider, active in the CMS NPPES registry since February 4, 2019.
## Identity
- **NPI:** 1013472059 (Entity type: Individual)
- **Enumerated:** February 4, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** APRN.CNP.024172 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 4141 N HAMPTON DR STE 200, Powell, OH 43065-7062
- **Phone:** (614) 764-0200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ohiohealth Corporation (NPI 1194979526, Columbus, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** March 3, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1013472059) · Data from the CMS NPPES public registry.