Ashley Fassois, NP
NPI 1306669312 · Adult Health Nurse Practitioner · Stony Brook, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Fassois, NP is a Adult Health Nurse Practitioner provider in Stony Brook, NY (NPI 1306669312).
Provider details
- NPI number
- 1306669312
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- F311865-01 (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
- 2024-11-07
- Last updated
- 2024-11-07
- Certified
- 2024-11-07
Frequently asked questions
- What is Ashley Fassois's NPI number?
- Ashley Fassois's National Provider Identifier (NPI) is 1306669312, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Fassois's specialty?
- Ashley Fassois is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ashley Fassois located?
- Ashley Fassois's practice location on file with NPPES is 1320 Stony Brook Rd Ste 100, Stony Brook, NY 11790-2222.
- What is Ashley Fassois's phone number?
- The practice phone number listed in the NPPES registry for Ashley Fassois is (631) 941-2273.
- Does Ashley Fassois accept Medicare?
- Ashley Fassois is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Fassois's NPI active?
- Yes — Ashley Fassois's NPI (1306669312) is active in the NPPES registry as of the last update on 2024-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.