Doctor profile · Federal record

Dr. Karen Cox, DNP, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Anthem, AZ

  • NPI 1255943221
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41517 N Mill Creek Way
Anthem, AZ 850861193
(602) 750-3435

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #243270

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255943221. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
96
Distinct HCPCS
5
Medicare allowed
$9,283
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 24 $65
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 27 $143
99238 Hospital discharge day management, 30 minutes or less 13 13 $66
99284 Emergency department visit with moderate level of medical decision making 13 13 $100
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $107

In context: peer comparison

Among 7 peers in this city , average services per provider: 37. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
51
Total drug cost
$452
Drug Type Claims Patients Total cost
Cephalexin Generic 16 16 $96
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 12 $164
Ciprofloxacin Hcl Generic 12 11 $78
Methylprednisolone Generic 12 12 $113

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Cox's medical specialty?
Dr. Karen Cox practices Family Nurse Practitioner in Anthem, AZ.
Where does Dr. Karen Cox practice?
Dr. Karen Cox practices at 41517 N Mill Creek Way, Anthem, AZ 850861193. Office phone: 6027503435.
What is Dr. Karen Cox's NPI?
Dr. Karen Cox's National Provider Identifier (NPI) is 1255943221, issued by NPPES.
Does Dr. Karen Cox accept Medicare assignment?
Yes. Dr. Karen Cox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Cox commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.