DR. TAMMY GREGOROWICZ PHD
NPI 1467800615
Psychologist in Kingston, PA

Active since May 28, 2016PECOS Enrolled
189 MARKET ST, KINGSTON, PA 18704(570) 961-3361(570) 961-3364 Get Directions Write a Review

NPPES record last updated: November 6, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 6, 2025, Jun 11, 2019, Jun 16, 2018 and 3 more (6 updates tracked since 2018).

About Dr. Tammy Gregorowicz Phd NPPES

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

DR. TAMMY GREGOROWICZ PHD (NPI 1467800615) is an individual psychologist in Kingston, Pennsylvania, licensed in Pennsylvania (PS020043) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1467800615
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. TAMMY GREGOROWICZCredential: PHD
Location Address189 MARKET STKingston, PA 18704-5400
Mailing Address86 Oak StForty Fort, PA 18704-4009 · (570) 793-0219 · Fax (607) 238-5222
Fax(570) 961-3364
Sole ProprietorYes
Enumeration DateMay 28, 2016
Last NPPES UpdateNovember 6, 20256 updates tracked since enumeration
NPPES CertifiedNovember 6, 2025
✔ NPI 1467800615 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses✔ Licensed in PA · PS020043✔ Licensed in NY · 022637
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License PC009386 (PA)
Also ListedBehavior AnalystTaxonomy 103K00000X · License BH000604 (PA)
189 MARKET ST, Kingston, PA 18704

Secondary Practice Locations 2

Location 186 Oak StForty Fort, PA 18704-4009 · Phone (570) 793-0219
Location 24101 Birney AveMoosic, PA 18507 · Phone (570) 961-3361 · Fax (570) 961-3364

Other Identifiers 1

Medicaid1467800615PA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Tammy Gregorowicz Phd 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 Tammy Gregorowicz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinical
4101 BIRNEY AVE
Moosic, PA 18507
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 33 clinicians in this Medicare group

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

Other Providers at the Same Location NPPES 8

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

Social Worker
189 MARKET ST
KINGSTON, PA 18704
Social Worker
189 MARKET ST
KINGSTON, PA 18704
Social Worker
189 MARKET ST
KINGSTON, PA 18704
Counselor (Professional)
189 MARKET ST
KINGSTON, PA 18704
Social Worker (Clinical)
189 MARKET ST
KINGSTON, PA 18704
Dentist
189 MARKET ST
KINGSTON, PA 18704
Social Worker
189 MARKET ST
KINGSTON, PA 18704
Social Worker
189 MARKET ST
KINGSTON, PA 18704

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 Tammy Gregorowicz's NPI number?

The NPI number for Tammy Gregorowicz is 1467800615. It was assigned to this individual provider in the NPPES registry on May 28, 2016.

Where is Tammy Gregorowicz located?

Tammy Gregorowicz practices at 189 Market St, Kingston, PA 18704. The listed phone number is (570) 961-3361.

What is Tammy Gregorowicz's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Tammy Gregorowicz enrolled in Medicare?

Yes. Tammy Gregorowicz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tammy Gregorowicz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Gregorowicz reassigns Medicare benefits to John G Kuna Psy D & Associates LLC (Moosic, PA). 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 Tammy Gregorowicz'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 Tammy Gregorowicz was last updated on November 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.