Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Deirdre O'Sullivan, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1447391651

Deirdre O'Sullivan, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in North Providence, Rhode Island. Qualified in 1994, 32 years ago. Practices with Clinical Colleagues Inc, a 173-clinician group and works from 2 locations. Licensed in Rhode Island.

Years since qualifying
32
Licensed in
RI
In the registry since
2007
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

200 High Service Ave
North Providence, RI 02904-5113
Phone: (401) 456-3136
Fax: (401) 456-3621
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 115 Cass Ave, Woonsocket, RI 02895-4705 — (850) 985-9180

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RNA36562 (RI)

Record details

NPI number1447391651
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedFebruary 9, 2007
Last updated in NPPESJune 23, 2025
Certification dateJune 23, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Clinical Colleagues Inc — 173 clinicians
Accepts Medicare assignment Not indicated

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