Elizabeth Grieser, FNP-C
NPI 1801634365 · Nurse Practitioner · Providence, RI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Grieser, FNP-C is a Nurse Practitioner provider in Providence, RI (NPI 1801634365).
Provider details
- NPI number
- 1801634365
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
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
83% 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
- 2024-07-18
- Last updated
- 2025-07-17
- Certified
- 2025-07-17
Frequently asked questions
- What is Elizabeth Grieser's NPI number?
- Elizabeth Grieser's National Provider Identifier (NPI) is 1801634365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Grieser's specialty?
- Elizabeth Grieser is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Grieser located?
- Elizabeth Grieser's practice location on file with NPPES is 593 Eddy St., Providence, RI 02903.
- What is Elizabeth Grieser's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Grieser is (401) 444-4000.
- Does Elizabeth Grieser accept Medicare?
- Elizabeth Grieser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Grieser's NPI active?
- Yes — Elizabeth Grieser's NPI (1801634365) is active in the NPPES registry as of the last update on 2025-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.