Doctor profile · Federal record

Dr. Rachel Riddle, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · O Fallon, IL

  • NPI 1598341471
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Saint Elizabeth Blvd
O Fallon, IL 622691099
(618) 234-2120
fax (628) 541-5810

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
December 28, 2021
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Illinois #041468785

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598341471. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
62
Distinct HCPCS
3
Medicare allowed
$6,331
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 31 31 $108
00910 Anesthesia for other procedure on urinary system through urethra 19 19 $85
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 12 12 $115

In context: peer comparison

Among 7 peers in O Fallon Certified Registered Nurse Anesthetist, average services per provider: 18. This provider delivers 3.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Rachel Riddle's medical specialty?
Dr. Rachel Riddle practices Certified Registered Nurse Anesthetist in O Fallon, IL.
Where does Dr. Rachel Riddle practice?
Dr. Rachel Riddle practices at 1 Saint Elizabeth Blvd, O Fallon, IL 622691099. Office phone: 6182342120.
What is Dr. Rachel Riddle's NPI?
Dr. Rachel Riddle's National Provider Identifier (NPI) is 1598341471, issued by NPPES.
Does Dr. Rachel Riddle accept Medicare assignment?
Yes. Dr. Rachel Riddle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Riddle commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on urinary system through urethra (HCPCS 00910); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.