Fionna Du
NPI 1891500898 · Physician Assistant · New York, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fionna Du is a Physician Assistant provider in New York, NY (NPI 1891500898).
Provider details
- NPI number
- 1891500898
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 033283 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-02-08
- Last updated
- 2025-02-08
- Certified
- 2025-02-08
Frequently asked questions
- What is Fionna Du's NPI number?
- Fionna Du's National Provider Identifier (NPI) is 1891500898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fionna Du's specialty?
- Fionna Du is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Fionna Du located?
- Fionna Du's practice location on file with NPPES is 1275 York Ave, New York, NY 10065-6007.
- What is Fionna Du's phone number?
- The practice phone number listed in the NPPES registry for Fionna Du is (800) 525-2225.
- Does Fionna Du accept Medicare?
- Fionna Du is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fionna Du's NPI active?
- Yes — Fionna Du's NPI (1891500898) is active in the NPPES registry as of the last update on 2025-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.