Marissa Oconnor
Marissa Oconnor is a Certified Registered Nurse Anesthetist (CRNA) in Cambridge, Massachusetts. Graduated from Boston University School of Medicine in 2018, 8 years ago. Practices with Associated Physicians of Harvard Medical Faculty Physicians at Beth Is, a 558-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.
- Years since qualifying
- 8
- Trained at
- Boston University School of Medicine
- Licensed in
- MA
- In the registry since
- 2017
- Specialties on file
- 2
Practice location Address checks out
330 Mount Auburn StCambridge, MA 02138-5597
Phone: (774) 253-5361
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 690 Canton St Ste 240, Westwood, MA 02090-2326 — (339) 204-9516
Specialties & licences
| Certified Registered Nurse Anesthetist (primary) | Taxonomy 367500000X · Licence RN2294239 (MA) |
|---|---|
| Student in an Organized Health Care Education/Training Program | Taxonomy 390200000X |
Record details
| NPI number | 1497271662 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Sole proprietor | No |
| NPI enumerated | August 18, 2017 |
| Last updated in NPPES | November 7, 2025 |
| Certification date | November 7, 2025 |
| Mailing address | 330 Mount Auburn St, Cambridge, MA 02138-5502 |
Medicare enrollment
| Medicare specialty | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) |
|---|---|
| Medical school | BOSTON UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 2018 (8 years in practice) |
| Group practice | Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is — 558 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Cambridge
-
Hilary C. Bloom, CRNA
330 Mount Auburn St, Cambridge, MA 02138-5502 · (617) 492-3500
-
Guoli Chen, CRNA
1493 Cambridge Street Cambridge Health Hospital, Cambridge, MA 02139-0213 · (617) 667-3110
-
Michelle Cooper Keane, RN
330 Mount Auburn St, Cambridge, MA 02138-5502 · (617) 552-4928
-
William Paul Mailloux, CRNA
1493 Cambridge St Cambridge Hospital Anesthesia Dept, Cambridge, MA 02139-1047 · (617) 665-1630
-
MS. Erin Ann Omalley, CRNA
1493 Cambridge St Anesthesia Dept 3RD Fl, Cambridge, MA 02139-1047 · (617) 665-1630
-
Mary Ricci, CRNA
330 Mount Auburn St, Cambridge, MA 02138-5502 · (617) 492-3500
-
Valerie Sioras, CRNA
330 Mount Auburn St, Cambridge, MA 02138-5502 · (617) 667-3110