Doctor profile · Federal record

Dr. Darnell Keys

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

  • NPI 1679038749
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12799 W Lowden RD
Peoria, AZ 853837805
(480) 399-0108

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #221921

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679038749. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
420
Distinct HCPCS
8
Medicare allowed
$14,869
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 140 13 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 93 87 $74
99203 New patient office or other outpatient visit, 30-44 minutes 67 67 $91
87804 Detection test by immunoassay with direct visual observation for influenza virus 36 18 $16
81003 Automated urinalysis test 27 26 $2
96372 Injection of drug or substance under skin or into muscle 26 17 $12
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 18 18 $41
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $16

In context: peer comparison

Among 28 peers in this city , average services per provider: 85. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
142
Patients
142
Total drug cost
$1,871
Drug Type Claims Patients Total cost
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 30 30 $497
Doxycycline Hyclate Generic 29 29 $390
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 21 21 $171
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 20 20 $498
Methylprednisolone Generic 16 16 $159
Cephalexin Generic 14 14 $122
Cyclobenzaprine Hcl Generic 12 12 $35

Frequently asked questions

Auto-generated from federal data
What is Dr. Darnell Keys's medical specialty?
Dr. Darnell Keys practices Family Nurse Practitioner in Peoria, AZ.
Where does Dr. Darnell Keys practice?
Dr. Darnell Keys practices at 12799 W Lowden RD, Peoria, AZ 853837805. Office phone: 4803990108.
What is Dr. Darnell Keys's NPI?
Dr. Darnell Keys's National Provider Identifier (NPI) is 1679038749, issued by NPPES.
Does Dr. Darnell Keys accept Medicare assignment?
Yes. Dr. Darnell Keys accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darnell Keys commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.