Doctor profile · Federal record

Dr. Christie Knox, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Colton, CA

  • NPI 1689900581
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 18 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 N Pepper Ave
Colton, CA 923241801
(909) 580-1000

Credentials & registration

NPPES · NUCC
NPI registered
October 2009 — 17 yrs on file
Profile last updated
June 2, 2016
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #20A10967

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689900581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
315
Distinct HCPCS
6
Medicare allowed
$46,445
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 176 170 $179
99284 Emergency department visit with moderate level of medical decision making 47 45 $123
99291 Critical care, first 30-74 minutes 35 35 $218
76604 Ultrasound scan of chest 23 22 $28
93308 Ultrasound of heart, follow-up 23 21 $25
76705 Limited ultrasound scan of abdomen 11 11 $29

In context: peer comparison

Among 38 peers in this city , average services per provider: 91. This provider delivers 3.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
26
Patients
26
Total drug cost
$182
Drug Type Claims Patients Total cost
Ibuprofen Generic 14 14 $70
Cephalexin Generic 12 12 $112

Frequently asked questions

Auto-generated from federal data
What is Dr. Christie Knox's medical specialty?
Dr. Christie Knox practices Emergency Medicine Physician in Colton, CA.
Where does Dr. Christie Knox practice?
Dr. Christie Knox practices at 400 N Pepper Ave, Colton, CA 923241801. Office phone: 9095801000.
What is Dr. Christie Knox's NPI?
Dr. Christie Knox's National Provider Identifier (NPI) is 1689900581, issued by NPPES.
Does Dr. Christie Knox accept Medicare assignment?
Yes. Dr. Christie Knox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christie Knox commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.