1. Home
  2. Directory
  3. Tennessee
  4. Nashville
  5. Pediatrics
  6. NPI Profile

DR. JAMES EDWARD CASSAT MD, PHD
NPI 1487827697
Pediatrics - Pediatric Infectious Diseases in Nashville, TN

Active since April 09, 2008PECOS Enrolled
97.12/100
CMS Quality Rating
3601 THE VANDERBILT CLINIC, NASHVILLE, TN 37232(615) 322-3000 Get Directions Write a Review

NPPES record last updated: March 23, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 15, 2020, Mar 21, 2019 (2 updates tracked since 2019).

About Dr. James Edward Cassat Md, Phd NPPES

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

DR. JAMES EDWARD CASSAT MD, PHD (NPI 1487827697) is an individual pediatric infectious diseases provider in Nashville, Tennessee, licensed in Tennessee (47215) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS and maintains a secondary practice location in Nashville.

NPPES Registry Identity

NPI1487827697
Entity TypeIndividualMale
Primary Taxonomy2080P0208X
Provider Legal NameDR. JAMES EDWARD CASSATCredential: MD, PHD
Location Address3601 THE VANDERBILT CLINICNashville, TN 37232-0001
Mailing Address3841 Green Hills Village Dr Ste 200Nashville, TN 37215-2691 · (615) 322-3000
Phone(615) 322-3000
Sole ProprietorNo
Enumeration DateApril 9, 2008
Last NPPES UpdateMarch 23, 20222 updates tracked since enumeration
NPPES CertifiedMarch 23, 2022
✔ NPI 1487827697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Infectious DiseasesAllopathic & Osteopathic Physicians
Taxonomy Code2080P0208X
License✔ Licensed in TN · 47215
Definition
A pediatrician trained to care for children in the diagnosis, treatment and prevention of infectious diseases. This specialist can apply specific knowledge to affect a better outcome for pediatric infections with complicated courses, underlying diseases that predispose to unusual or severe infections, unclear diagnoses, uncommon diseases and complex or investigational treatments.
Also ListedPediatricsTaxonomy 208000000X · License MD47215 (TN)
3601 THE VANDERBILT CLINIC, Nashville, TN 37232
Open in Google Maps ↗

Secondary Practice Location 1

Location 12200 Childrens WayNashville, TN 37232-0005 · Phone (615) 936-2000

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)

Dr. James Edward Cassat Md, 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 James Cassat 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.12/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.64
Promoting Interoperability100
Improvement Activities40

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 James Cassat's NPI number?

The NPI number for James Cassat is 1487827697. It was assigned to this individual provider in the NPPES registry on April 9, 2008.

Where is James Cassat located?

James Cassat practices at 3601 The Vanderbilt Clinic, Nashville, TN 37232. The listed phone number is (615) 322-3000.

What is James Cassat's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Infectious Diseases, with taxonomy code 2080P0208X.

Is James Cassat enrolled in Medicare?

Yes. James Cassat is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for James Cassat's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Cassat 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 James Cassat's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does James Cassat accept?

Health plans from Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee, Cigna Healthcare and Oscar Insurance Company list James Cassat 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 James Cassat was last updated on March 23, 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.