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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DANIELLE GINA MAINARDI PMHNP
NPI 1790468619
Nurse Practitioner - Psychiatric/Mental Health in Livingston, NJ

Active since August 08, 2023PECOS EnrolledAccepts Medicare Assignment
506 W MOUNT PLEASANT AVE STE 1050, LIVINGSTON, NJ 07039(732) 646-8364 Get Directions Write a Review

NPPES record last updated: October 10, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 10, 2026, Jul 14, 2026, Aug 8, 2023 (3 updates tracked since 2023).

About Danielle Gina Mainardi Pmhnp NPPES

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

DANIELLE GINA MAINARDI PMHNP (NPI 1790468619) is an individual psychiatric/mental health provider in Livingston, New Jersey, licensed in New Jersey (26NJ14893900) and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1790468619
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameDANIELLE GINA MAINARDICredential: PMHNP
Location Address506 W MOUNT PLEASANT AVE STE 1050Livingston, NJ 07039-1701
Mailing Address506 W Mount Pleasant Ave Ste 1050Livingston, NJ 07039-1701 · (732) 646-8364
Phone(732) 646-8364
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateAugust 8, 2023
Last NPPES UpdateOctober 10, 20263 updates tracked since enumeration
NPPES CertifiedOctober 10, 2026
✔ NPI 1790468619 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NJ · 26NJ14893900
506 W MOUNT PLEASANT AVE STE 1050, Livingston, NJ 07039
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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

Danielle Gina Mainardi Pmhnp 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 ID7113464207
PECOS Enrollment IDI20240807001660
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 Reassignments

2

Medicare enrollment records show Danielle Mainardi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Jls Medical PC
6.4 mi
Psychiatry
550 BROAD ST STE 606
Newark, NJ 07102
  • Reassigned Medicare billing, New Jersey enrollment
  • 141 clinicians in this Medicare group
NPI 1164007043 (201) 822-1161
Summit Oaks Hospital Inc
6.4 mi
Psychiatric Hospital
19 PROSPECT ST
Summit, NJ 07901
  • Reassigned Medicare billing, New Jersey enrollment
  • 44 clinicians in this Medicare group
NPI 1205880200 (908) 277-9118

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 07039 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
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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 Danielle Mainardi's NPI number?

The NPI number for Danielle Mainardi is 1790468619. It was assigned to this individual provider in the NPPES registry on August 8, 2023.

Where is Danielle Mainardi located?

Danielle Mainardi practices at 506 W Mount Pleasant Ave Ste 1050, Livingston, NJ 07039. The listed phone number is (732) 646-8364.

What is Danielle Mainardi's specialty?

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

Is Danielle Mainardi enrolled in Medicare?

Yes. Danielle Mainardi 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 organizations bill Medicare for Danielle Mainardi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Danielle Mainardi reassigns Medicare benefits to 2 organizations: Jls Medical PC (Newark, NJ) and Summit Oaks Hospital Inc (Summit, NJ). Each 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 Danielle Mainardi'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 Danielle Mainardi was last updated on October 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days 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.