SUSAN MARTELLO-GILL MSN, FNP, PMHNP
NPI 1598087363
Nurse Practitioner - Psychiatric/Mental Health in Wantagh, NY

Q: What is Susan Martello-gill's NPI number?

The NPI number for Susan Martello-gill is 1598087363. It was assigned to this individual provider in the NPPES registry on February 22, 2010. The provider is also known as Susan Martello Msn, Fnp, Pmhnp.

Q: What is Susan Martello-gill's specialty?

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

Active since February 22, 2010PECOS Enrolled

1414 WANTAGH AVE, WANTAGH, NY 11793(516) 221-2123 Get Directions Write a Review

NPPES record last updated: March 23, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 23, 2020, Feb 14, 2017 (2 updates tracked since 2017).

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About Susan Martello-gill Msn, Fnp, Pmhnp NPPES

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

SUSAN MARTELLO-GILL MSN, FNP, PMHNP (NPI 1598087363) is an individual psychiatric/mental health provider in Wantagh, New York, licensed in New York (401234) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598087363

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameSUSAN MARTELLO-GILLCredential: MSN, FNP, PMHNP

Location Address1414 WANTAGH AVEWantagh, NY 11793-2204

Mailing Address623 Stewart AveGarden City, NY 11530-4771 · (516) 741-0055 · Fax (516) 745-8008

Phone(516) 221-2123

Sole ProprietorNo

Enumeration DateFebruary 22, 2010

Last NPPES UpdateMarch 23, 20202 updates tracked since enumeration

NPPES CertifiedMarch 23, 2020

✔ NPI 1598087363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in NY · 401234

Also ListedNurse PractitionerTaxonomy 363L00000X · License F381822-1 (NY)

Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License F381822-1 (NY)

Also ListedClinical Nurse Specialist · PediatricsTaxonomy 364SP0200X · License F381822 (NY)

1414 WANTAGH AVE, Wantagh, NY 11793

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Other Names 1

Former Name (1)Susan Martello Msn, Fnp, Pmhnp

Other Identifiers 1

Medicaid03385595NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Susan Martello-gill Msn, Fnp, Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Susan Martello-gill reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

G.S. Gill MD PC

6.2 mi

Pulmonary Disease

623 STEWART AVE
Garden City, NY 11530

Reassigned Medicare billing, New York enrollment
2 clinicians in this Medicare group

NPI 1659430411 (516) 741-0055

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 11793 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 Susan Martello-gill's NPI number?

The NPI number for Susan Martello-gill is 1598087363. It was assigned to this individual provider in the NPPES registry on February 22, 2010. The provider is also known as Susan Martello Msn, Fnp, Pmhnp.

Where is Susan Martello-gill located?

Susan Martello-gill practices at 1414 Wantagh Ave, Wantagh, NY 11793. The listed phone number is (516) 221-2123.

What is Susan Martello-gill's specialty?

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

Is Susan Martello-gill enrolled in Medicare?

Yes. Susan Martello-gill is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Susan Martello-gill's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Susan Martello-gill reassigns Medicare benefits to G.S. Gill MD PC (Garden City, 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 Susan Martello-gill'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 Susan Martello-gill was last updated on March 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.