Toni Demarco, FNP
NPI 1891097069 · Family Nurse Practitioner · Copiague, NY
Toni Demarco, FNP is a Family Nurse Practitioner provider in Copiague, NY (NPI 1891097069).
Provider details
- NPI number
- 1891097069
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 407402 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-11-22
- Last updated
- 2025-02-17
- Certified
- 2025-02-17
Frequently asked questions
- What is Toni Demarco's NPI number?
- Toni Demarco's National Provider Identifier (NPI) is 1891097069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Toni Demarco's specialty?
- Toni Demarco is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Toni Demarco located?
- Toni Demarco's practice location on file with NPPES is 420 Molloy St, Copiague, NY 11726-1941.
- What is Toni Demarco's phone number?
- The practice phone number listed in the NPPES registry for Toni Demarco is (631) 841-4804.
- Is Toni Demarco's NPI active?
- Yes — Toni Demarco's NPI (1891097069) is active in the NPPES registry as of the last update on 2025-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.