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GAIL VANT ZELFDE, PH.D., LLC
NPI 1346684602
Psychologist - Clinical in Ambler, PA

Active since April 17, 2013
158 E BUTLER AVE, SUITE 3, AMBLER, PA 19002(610) 941-0196 Get Directions Write a Review

NPPES record last updated: April 17, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Gail Vant Zelfde, Ph.d., Llc NPPES

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

GAIL VANT ZELFDE, PH.D., LLC (NPI 1346684602) is a healthcare organization registered as a clinical in Ambler, Pennsylvania and active in the NPI registry since April 2013. The organization lists Gail Vant Zelfde, Owner, as its authorized official.

NPPES Registry Identity

NPI1346684602
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameGAIL VANT ZELFDE, PH.D., LLC
Location Address158 E BUTLER AVE, SUITE 3Ambler, PA 19002-4436
Mailing Address158 E Butler Ave, Suite 3Ambler, PA 19002-4436 · (610) 941-0196
Phone(610) 941-0196
Organization SubpartNo
Authorized OfficialGail Vant ZelfdeOwner · (610) 941-0196
Enumeration DateApril 17, 2013
✔ NPI 1346684602 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 PA · PS005338L
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.
158 E BUTLER AVE, Ambler, PA 19002
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Other Identifiers 5

Other001661409PA · Amerihealth
Other0261731000PA · Personal Choice
Other487643000PA · Magellan
Other466001PA · Blue Cross Blue Shield
Other5616328PA · Aetna

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gail Vant Zelfde, Ph.d., Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

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
StatePennsylvaniaEnrollment IDO20130618000513Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
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 Gail Vant Zelfde, Ph.D., LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Gail Vant Zelfde, PH.D.
Clinical Psychologist
NPI 1053397596
158 E BUTLER AVE SUITE 3
Ambler, PA 19002
(610) 941-0196
✔ 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 Gail Vant Zelfde, Ph.D., LLC's NPI number?

The NPI number for Gail Vant Zelfde, Ph.D., LLC is 1346684602. It was assigned to this organization in the NPPES registry on April 17, 2013.

Where is Gail Vant Zelfde, Ph.D., LLC located?

Gail Vant Zelfde, Ph.D., LLC is located at 158 E Butler Ave Suite 3, Ambler, PA 19002. The listed phone number is (610) 941-0196.

What is Gail Vant Zelfde, Ph.D., LLC's specialty?

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

Is Gail Vant Zelfde, Ph.D., LLC enrolled in Medicare?

Yes. Gail Vant Zelfde, Ph.D., LLC is registered in the Medicare PECOS enrollment system.

When is Gail Vant Zelfde, Ph.D., 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 (Pennsylvania, Clinic/Group Practice) is due for revalidation by December 31, 2026. 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 Gail Vant Zelfde, Ph.D., LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Gail Vant Zelfde, Ph.D., 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 Gail Vant Zelfde, Ph.D., LLC was last updated on April 17, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.