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MS. GIA N LEO LCSW, LCADC
NPI 1245658897
Social Worker - Clinical in Sparta, NJ

Active since April 01, 2014PECOS EnrolledAccepts Medicare Assignment
50 WILSON DR, SPARTA, NJ 07871(862) 268-3101 Get Directions Write a Review

NPPES record last updated: June 28, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 28, 2025, Aug 14, 2020, Sep 27, 2018 (3 updates tracked since 2018).

About Ms. Gia N Leo Lcsw, Lcadc NPPES

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

MS. GIA N LEO LCSW, LCADC (NPI 1245658897) is an individual clinical provider in Sparta, New Jersey, licensed in New Jersey (44SC05542900) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1245658897
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. GIA N LEOCredential: LCSW, LCADC
Location Address50 WILSON DRSparta, NJ 07871-3400
Mailing Address50 Wilson DrSparta, NJ 07871-3400 · (862) 268-3101
Phone(862) 268-3101
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateApril 1, 2014
Last NPPES UpdateJune 28, 20263 updates tracked since enumeration
NPPES CertifiedJune 28, 2026
✔ NPI 1245658897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NJ · 44SC05542900
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 37LC00209600 (NJ)
50 WILSON DR, Sparta, NJ 07871
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

Ms. Gia N Leo Lcsw, Lcadc 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 ID3375853021
PECOS Enrollment IDI20151109000946
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 Gia Leo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gia Leo, Lcsw, Lcadc, LLC
Same address
Clinical
50 WILSON DR
Sparta, NJ 07871
  • Reassigned Medicare billing, New Jersey enrollment
NPI 1295249878 (862) 268-3101
Psychological Associates Of North Jersey LLC
18 mi
Mental Health
254 MOUNTAIN AVE # B, SUITE 202
Hackettstown, NJ 07840
  • Reassigned Medicare billing, New Jersey enrollment
  • 7 clinicians in this Medicare group
NPI 1396802682 (908) 979-1144

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 07871 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
$0.00 typical visit price
range $63.84 – $190.92
Typical copayment $0.00 (range $15.96 – $47.73)
Most-billed visit code NA
Established Patient
$79.09 typical visit price
range $20.97 – $155.92
Typical copayment $19.77 (range $5.24 – $38.98)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GIA LEO, LCSW, LCADC, LLC
Social Worker (Clinical)
50 WILSON DR
SPARTA, NJ 07871
Sussex County (862) 268-3101
DR. CHARLES T MCNEIL D.MIN., ED.S., LMFT
Marriage & Family Therapist
50 WILSON DR
SPARTA, NJ 07871
Sussex County (201) 841-0343
KIMBERLY WHITE
Speech-Language Pathologist
50 WILSON DR
SPARTA, NJ 07871
Sussex County (973) 579-1071
PATRICK FARRELL
Nurse Practitioner (Psychiatric/Mental Health)
50 WILSON DR
SPARTA, NJ 07871
Sussex County (201) 469-6473
WILLOW TREE THERAPY SERVICES
Counselor (Mental Health)
50 WILSON DR
SPARTA, NJ 07871
Sussex County (908) 246-0553
SAMANTHA HANTIS
Marriage & Family Therapist
50 WILSON DR
SPARTA, NJ 07871
Sussex County (973) 903-5431
FIRST LIGHT COUNSELING
Counselor (Professional)
50 WILSON DR
SPARTA, NJ 07871
Sussex County (908) 246-0553
WILLOW TREE COMMUNITY
Social Worker (Clinical)
50 WILSON DR
SPARTA, NJ 07871
Sussex County (973) 903-5431

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 Gia Leo's NPI number?

The NPI number for Gia Leo is 1245658897. It was assigned to this individual provider in the NPPES registry on April 1, 2014.

Where is Gia Leo located?

Gia Leo practices at 50 Wilson Dr, Sparta, NJ 07871. The listed phone number is (862) 268-3101.

What is Gia Leo's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Gia Leo enrolled in Medicare?

Yes. Gia Leo 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 Gia Leo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gia Leo reassigns Medicare benefits to 2 organizations: Gia Leo, Lcsw, Lcadc, LLC (Sparta, NJ) and Psychological Associates Of North Jersey LLC (Hackettstown, 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 Gia Leo'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 Gia Leo was last updated on June 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.