Jeraldine Giusto, FNP-BC
NPI 1518685999 · Family Nurse Practitioner · West Islip, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeraldine Giusto, FNP-BC is a Family Nurse Practitioner provider in West Islip, NY (NPI 1518685999).
Provider details
- NPI number
- 1518685999
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 350221 (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 tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
110 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 88 | $47 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 22 | $74 |
Typical Medicare-allowed amounts for these services range $47–$74 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 147 Beach Rd Ste aWesthampton Beach, NY 11978-1733Phone: (631) 288-7746Fax: (631) 288-7111
Registry dates
- Enumerated
- 2022-08-22
- Last updated
- 2025-03-06
- Certified
- 2025-03-06
Frequently asked questions
- What is Jeraldine Giusto's NPI number?
- Jeraldine Giusto's National Provider Identifier (NPI) is 1518685999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeraldine Giusto's specialty?
- Jeraldine Giusto is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jeraldine Giusto located?
- Jeraldine Giusto's practice location on file with NPPES is 1000 Montauk Hwy, West Islip, NY 11795-4927.
- What is Jeraldine Giusto's phone number?
- The practice phone number listed in the NPPES registry for Jeraldine Giusto is (631) 376-4043.
- Does Jeraldine Giusto accept Medicare?
- Jeraldine Giusto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeraldine Giusto's NPI active?
- Yes — Jeraldine Giusto's NPI (1518685999) is active in the NPPES registry as of the last update on 2025-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.