Doctor profile · Federal record

Dr. Catherine O'Brien, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Springfield, MA

  • NPI 1235521758
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
908 Allen St
Springfield, MA 011182533
(781) 407-7713
fax (781) 407-0998

Credentials & registration

NPPES · NUCC
NPI registered
February 2015 — 11 yrs on file
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Massachusetts #217699

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235521758. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
66
Distinct HCPCS
3
Medicare allowed
$5,465
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 29 29 $86
00811 Anesthesia for other procedure on large bowel using an endoscope 22 22 $73
00813 Anesthesia for procedure on small and large bowel using an endoscope 15 15 $90

In context: peer comparison

Among 21 peers in this city , average services per provider: 18. This provider delivers 3.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine O'Brien's medical specialty?
Dr. Catherine O'Brien practices Certified Registered Nurse Anesthetist in Springfield, MA.
Where does Dr. Catherine O'Brien practice?
Dr. Catherine O'Brien practices at 908 Allen St, Springfield, MA 011182533. Office phone: 7814077713.
What is Dr. Catherine O'Brien's NPI?
Dr. Catherine O'Brien's National Provider Identifier (NPI) is 1235521758, issued by NPPES.
Does Dr. Catherine O'Brien accept Medicare assignment?
Yes. Dr. Catherine O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.