Fiona Wu
NPI 1659009215 · Critical Care Medicine Registered Nurse · Boston, MA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fiona Wu is a Critical Care Medicine Registered Nurse provider in Boston, MA (NPI 1659009215).
Provider details
- NPI number
- 1659009215
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN2306386 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-08-11
- Last updated
- 2022-08-11
- Certified
- 2022-08-11
Frequently asked questions
- What is Fiona Wu's NPI number?
- Fiona Wu's National Provider Identifier (NPI) is 1659009215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fiona Wu's specialty?
- Fiona Wu is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).
- Where is Fiona Wu located?
- Fiona Wu's practice location on file with NPPES is 800 Washington St, Boston, MA 02111-1552.
- What is Fiona Wu's phone number?
- The practice phone number listed in the NPPES registry for Fiona Wu is (617) 636-5000.
- Does Fiona Wu accept Medicare?
- Fiona Wu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fiona Wu's NPI active?
- Yes — Fiona Wu's NPI (1659009215) is active in the NPPES registry as of the last update on 2022-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.