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

Inessa Oks, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1386726719

Inessa Oks, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Westwood, Massachusetts. Qualified in 2002, 24 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
24
Licensed in
MA
In the registry since
2006
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

690 Canton St Ste 325
Westwood, MA 02090-2321
Phone: (781) 407-7713
Fax: (781) 407-0998
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 254699 (MA)

Record details

NPI number1386726719
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedOctober 19, 2006
Last updated in NPPESNovember 1, 2007
Mailing address690 Canton St, Suite 325, Westwood, MA 02090-2321

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Westwood