JILL THISTLETHWAITE, PHD
NPI 1063600047
Psychologist - Clinical in New York, NY

Q: What is Jill Thistlethwaite, Psychology, PC's NPI number?

The NPI number for Jill Thistlethwaite, Psychology, PC is 1063600047. It was assigned to this organization in the NPPES registry on October 4, 2007. The provider is doing business as Jill Thistlethwaite, Phd.

Q: What is Jill Thistlethwaite, Psychology, PC's specialty?

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

Active since October 04, 2007

156 5TH AVE, SUITE 720, NEW YORK, NY 10010(212) 337-9596 Get Directions Write a Review

NPPES record last updated: October 4, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Jill Thistlethwaite, Phd NPPES

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

JILL THISTLETHWAITE, PHD (NPI 1063600047) is a healthcare organization registered as a clinical in New York, New York and active in the NPI registry since October 2007. The organization lists Jill Thistlethwaite, President, as its authorized official.

NPPES Registry Identity

NPI1063600047

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameJILL THISTLETHWAITE, PSYCHOLOGY, PC

Location Address156 5TH AVE, SUITE 720New York, NY 10010-7002

Mailing Address144 E 7th St, Suite C-12New York, NY 10009-6203 · (212) 982-5247

Phone(212) 337-9596

Organization SubpartNo

Authorized OfficialJill ThistlethwaitePresident · (212) 982-5247

Enumeration DateOctober 4, 2007

✔ NPI 1063600047 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 NY · 007451

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.

156 5TH AVE, New York, NY 10010

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Other Names 1

Doing Business AsJill Thistlethwaite, Phd

Other Identifiers 2

Medicare PINV48341NY

Medicaid01132934NY

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jill Thistlethwaite, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Jill Thistlethwaite, Phd, which bills Medicare for the services this clinician delivers.

Clinician (1)

Jill Thistlethwaite, PH.D.

Clinical Psychologist

NPI 1407911902

156 5TH AVE SUITE 720
New York, NY 10010

(212) 337-9596

✔ PECOS✔ Accepts MedicareSame address

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 Jill Thistlethwaite, Psychology, PC's NPI number?

The NPI number for Jill Thistlethwaite, Psychology, PC is 1063600047. It was assigned to this organization in the NPPES registry on October 4, 2007. The provider is doing business as Jill Thistlethwaite, Phd.

Where is Jill Thistlethwaite, Psychology, PC located?

Jill Thistlethwaite, Psychology, PC is located at 156 5th Ave Suite 720, New York, NY 10010. The listed phone number is (212) 337-9596.

What is Jill Thistlethwaite, Psychology, PC's specialty?

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

Is Jill Thistlethwaite, Psychology, PC enrolled in Medicare?

Yes. Jill Thistlethwaite, Psychology, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jill Thistlethwaite, Psychology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Jill Thistlethwaite, Psychology, PC. 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 Jill Thistlethwaite, Psychology, PC was last updated on October 4, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.