Doctor profile · Federal record

Dr. Karen Ridenour, FNP

Family Nurse Practitioner · Emergency Registered Nurse · General Practice Registered Nurse · Family Nurse Practitioner · Family Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · Tucson, AZ

  • NPI 1033205281
  • 20 yrs on file
  • Licensed in 4 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2828 N Stone Ave
Tucson, AZ 857054503
(520) 245-6650

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 7, 2024
Specialty taxonomy
363LF0000X — NUCC code
State licenses (6)
Arizona #AP1993 · Washington #RN00099474 · Arizona #RN128384 · Washington #AP30005175 · Texas #000-00-4767 · Utah #66740254405
Medicaid
AZ #876196

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033205281. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
59
Distinct HCPCS
1
Medicare allowed
$6,212
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 59 13 $105

In context: peer comparison

Among 198 peers in this city , average services per provider: 231. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
969
Patients
130
Total drug cost
$21,506
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 298 32 $9,828
Gabapentin Generic 136 24 $2,474
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 69 14 $987
Lisinopril Generic 55 17 $270
Atorvastatin Calcium Generic 51 18 $664
Morphine Sulfate Er (Morphine Sulfate) Brand 48 0 $1,084
Ibuprofen Generic 46 11 $854
Metformin Hcl Generic 46 0 $633
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 41 0 $1,294
Omeprazole Generic 40 14 $834

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Ridenour's medical specialty?
Dr. Karen Ridenour practices Family Nurse Practitioner in Tucson, AZ.
Where does Dr. Karen Ridenour practice?
Dr. Karen Ridenour practices at 2828 N Stone Ave, Tucson, AZ 857054503. Office phone: 5202456650.
What is Dr. Karen Ridenour's NPI?
Dr. Karen Ridenour's National Provider Identifier (NPI) is 1033205281, issued by NPPES.
What procedures does Dr. Karen Ridenour commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.