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OASIS GROUP, LLC
NPI 1710298450
Psychologist - Clinical in Liberty Corner, NJ

Active since June 28, 2010
3640 VALLEY RD, LIBERTY CORNER, NJ 07938(908) 484-7354(973) 912-9050 Get Directions Write a Review

NPPES record last updated: June 28, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Oasis Group, Llc NPPES

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

OASIS GROUP, LLC (NPI 1710298450) is a healthcare organization registered as a clinical in Liberty Corner, New Jersey and active in the NPI registry since June 2010. The organization lists Linda T Mack, Director, as its authorized official.

NPPES Registry Identity

NPI1710298450
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameOASIS GROUP, LLC
Location Address3640 VALLEY RDLiberty Corner, NJ 07938
Mailing AddressPo Box 132, 3640 Valley RdLiberty Corner, NJ 07938-0132 · (908) 484-7354 · Fax (973) 912-9050
Phone(908) 484-7354
Fax(973) 912-9050
Organization SubpartNo
Authorized OfficialLinda T MackDirector · (908) 484-7354
Enumeration DateJune 28, 2010
✔ NPI 1710298450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in NJ · 35SI00308900
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
3640 VALLEY RD, Liberty Corner, NJ 07938
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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, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oasis Group, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by March 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateNew JerseyEnrollment IDO20140212001641Non-DME Part B · Clinic/Group PracticeDue dateMarch 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Oasis Group, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Linda Mack, PSY.D.
Clinical Psychologist
NPI 1063523041
83 SUMMIT AVE
Hackensack, NJ 07601
(201) 488-6678
✔ PECOS✔ Accepts Medicare31 mi

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

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 Oasis Group, LLC's NPI number?

The NPI number for Oasis Group, LLC is 1710298450. It was assigned to this organization in the NPPES registry on June 28, 2010.

Where is Oasis Group, LLC located?

Oasis Group, LLC is located at 3640 Valley Rd, Liberty Corner, NJ 07938. The listed phone number is (908) 484-7354.

What is Oasis Group, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Oasis Group, LLC enrolled in Medicare?

Yes. Oasis Group, LLC is registered in the Medicare PECOS enrollment system.

When is Oasis Group, LLC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (New Jersey, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Oasis Group, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Oasis Group, LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Oasis Group, LLC was last updated on June 28, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.