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LORRAINE SULLIVAN NP
NPI 1801995493
Nurse Practitioner - Psychiatric/Mental Health in Islandia, NY

Active since September 21, 2006PECOS EnrolledAccepts Medicare Assignment
1747 VETERANS HWY STE 24, ISLANDIA, NY 11749(631) 853-7300(631) 853-7301 Get Directions Write a Review

NPPES record last updated: April 17, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Lorraine Sullivan Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LORRAINE SULLIVAN NP (NPI 1801995493) is an individual psychiatric/mental health provider in Islandia, New York, licensed in New York (F400014) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1801995493
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameLORRAINE SULLIVANCredential: NP
Location Address1747 VETERANS HWY STE 24Islandia, NY 11749-1534
Mailing Address756 Blue Ridge DrMedford, NY 11763-1209 · (516) 810-0475 · Fax (631) 732-6592
Phone(631) 853-7300
Fax(631) 853-7301
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateSeptember 21, 2006
Last NPPES UpdateApril 17, 2023
NPPES CertifiedApril 17, 2023
✔ NPI 1801995493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NY · F400014
Also ListedSpecialistTaxonomy 174400000X · License F400014 (NY)
1747 VETERANS HWY STE 24, Islandia, NY 11749
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lorraine Sullivan Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385682269
PECOS Enrollment IDI20071126000461
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lorraine Sullivan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lorraine Sullivan, Nurse Practitioner Psychiatry PLLC
8.2 mi
Psychiatric/Mental Health
20 MONTAUK HWY
Blue Point, NY 11715
  • Reassigned Medicare billing, New York enrollment
NPI 1164823340 (516) 810-0475

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11749 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lorraine Sullivan's NPI number?

The NPI number for Lorraine Sullivan is 1801995493. It was assigned to this individual provider in the NPPES registry on September 21, 2006.

Where is Lorraine Sullivan located?

Lorraine Sullivan practices at 1747 Veterans Hwy Ste 24, Islandia, NY 11749. The listed phone number is (631) 853-7300.

What is Lorraine Sullivan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Lorraine Sullivan enrolled in Medicare?

Yes. Lorraine Sullivan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Lorraine Sullivan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lorraine Sullivan reassigns Medicare benefits to Lorraine Sullivan, Nurse Practitioner Psychiatry PLLC (Blue Point, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lorraine Sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lorraine Sullivan was last updated on April 17, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.