Doctor profile · Federal record

Dr. Katherine Stemen, MSN, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Primary Care Nurse Practitioner · Powell, OH

  • NPI 1013472059
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4141 N Hampton Dr Ste 200
Powell, OH 430657062
(614) 764-0200
Additional location
2970 Clark Shaw RD
Powell, OH 430657548
(614) 581-4019
Mailing address
Po Box 7527
Dublin, OH 430170727

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Profile last updated
March 3, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Ohio #APRN.CNP.024172

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013472059. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
302
Distinct HCPCS
7
Medicare allowed
$18,492
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 112 63 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 103 89 $64
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 27 27 $53
90662 Influenza vaccine split virus, preservative free 16 16 $72
G0008 Administration of influenza virus vaccine 16 16 $29
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 15 13 $12
81003 Automated urinalysis test 13 12 $2

In context: peer comparison

Among 4 peers in this city , average services per provider: 38. This provider delivers 7.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
774
Patients
240
Total drug cost
$7,668
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 119 36 $1,100
Lisinopril Generic 70 22 $412
Rosuvastatin Calcium Generic 69 29 $852
Losartan Potassium Generic 66 22 $531
Amlodipine Besylate Generic 65 27 $272
Levothyroxine Sodium Generic 62 20 $709
Hydrochlorothiazide Generic 58 17 $154
Omeprazole Generic 47 18 $604
Pantoprazole Sodium Generic 39 12 $716
Metoprolol Succinate Generic 37 14 $432

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Stemen's medical specialty?
Dr. Katherine Stemen practices Family Nurse Practitioner in Powell, OH.
Where does Dr. Katherine Stemen practice?
Dr. Katherine Stemen practices at 4141 N Hampton Dr Ste 200, Powell, OH 430657062. Office phone: 6147640200.
What is Dr. Katherine Stemen's NPI?
Dr. Katherine Stemen's National Provider Identifier (NPI) is 1013472059, issued by NPPES.
Does Dr. Katherine Stemen accept Medicare assignment?
Yes. Dr. Katherine Stemen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Stemen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.