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ZACHARY ELI WARREN PH.D.
NPI 1396944377
Psychologist - Clinical Child & Adolescent in Nashville, TN

Active since July 11, 2007
3601 THE VANDERBILT CLINIC, NASHVILLE, TN 37232(615) 936-3000 Get Directions Write a Review

NPPES record last updated: March 15, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 15, 2020, Sep 13, 2018 (2 updates tracked since 2018).

About Zachary Eli Warren Ph.d. NPPES

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

ZACHARY ELI WARREN PH.D. (NPI 1396944377) is an individual clinical child & adolescent provider in Nashville, Tennessee, licensed in Tennessee (2757) and active in the NPI registry since July 2007. He maintains a secondary practice location in Nashville.

NPPES Registry Identity

NPI1396944377
Entity TypeIndividualMale
Primary Taxonomy103TC2200X
Provider Legal NameZACHARY ELI WARRENCredential: PH.D.
Location Address3601 THE VANDERBILT CLINICNashville, TN 37232
Mailing Address3841 Green Hills Village Dr Ste 200Nashville, TN 37215-2691 · (615) 936-2000 · Fax (615) 936-0605
Phone(615) 936-3000
Sole ProprietorYes
Enumeration DateJuly 11, 2007
Last NPPES UpdateMarch 15, 20222 updates tracked since enumeration
NPPES CertifiedMarch 15, 2022
✔ NPI 1396944377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
License✔ Licensed in TN · 2757
Definition
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 2757 (TN)
3601 THE VANDERBILT CLINIC, Nashville, TN 37232
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Secondary Practice Location 1

Location 1230 Appleton PlNashville, TN 37203-5721 · Phone (615) 936-7159 · Fax (615) 322-8236

Other Identifiers 1

Medicaid3680011TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee, Cigna Healthcare and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zachary Eli Warren Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Zachary Warren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Vanderbilt University Medical Center
0.5 mi
Internal Medicine
1301 22ND AVE S
Nashville, TN 37232
  • Reassigned Medicare billing, Tennessee enrollment
  • 4,711 clinicians in this Medicare group
NPI 1104202761 (615) 936-2000

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 20

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

DR. ENGLISH FLACK MD
Pediatrics (Pediatric Cardiology)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000
DANIEL K BARRETT APRN
Nurse Practitioner (Acute Care)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000
JACQUELYN L. GARNER PNP
Nurse Practitioner (Pediatrics)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000
DR. ROBERT JAMES LENTZ M.D.
Internal Medicine (Pulmonary Disease)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000
LYNN HOLLIDAY M.D.
Family Medicine
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000
DR. HEATHER KRETH PSY.D
Psychologist (Clinical Child & Adolescent)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 936-2000
AARON WESLEY SCOTT APN
Nurse Practitioner
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 936-2000
DR. COLLEEN M KIERNAN M.D.
Surgery (Surgical Oncology)
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 37232
Davidson County (615) 322-3000

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 Zachary Warren's NPI number?

The NPI number for Zachary Warren is 1396944377. It was assigned to this individual provider in the NPPES registry on July 11, 2007.

Where is Zachary Warren located?

Zachary Warren practices at 3601 The Vanderbilt Clinic, Nashville, TN 37232. The listed phone number is (615) 936-3000.

What is Zachary Warren's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

Is Zachary Warren enrolled in Medicare?

Yes. Zachary Warren is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Zachary Warren's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Warren reassigns Medicare benefits to Vanderbilt University Medical Center (Nashville, TN). 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 Zachary Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Warren accept?

Health plans from Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee, Cigna Healthcare and Oscar Insurance Company list Zachary Warren as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Zachary Warren was last updated on March 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.