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ATHIS ARUNACHALAM
NPI 1457507931
Pediatrics - Neonatal-Perinatal Medicine in Houston, TX

Active since August 15, 2008PECOS Enrolled
2 GREENWAY PLZ STE 300, HOUSTON, TX 77046(832) 828-3660 Get Directions Write a Review

NPPES record last updated: August 28, 2014. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Athis Arunachalam NPPES

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

ATHIS ARUNACHALAM (NPI 1457507931) is an individual neonatal-perinatal medicine provider in Houston, Texas, licensed in Texas (P9998) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457507931
Entity TypeIndividualMale
Primary Taxonomy2080N0001X
Provider Legal NameATHIS ARUNACHALAM
Location Address2 GREENWAY PLZ STE 300Houston, TX 77046-0207
Mailing Address7733 Cambridge StHouston, TX 77054-2039 · (917) 539-6356
Phone(832) 828-3660
Sole ProprietorYes
Enumeration DateAugust 15, 2008
Last NPPES UpdateAugust 28, 2014
✔ NPI 1457507931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in TX · P9998
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
2 GREENWAY PLZ STE 300, Houston, TX 77046
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Harbor Health, Moda Health Plan, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Athis Arunachalam 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 Athis Arunachalam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Children's Physician Group
2.7 mi
Pediatrics
6621 FANNIN ST
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Texas Childrens Physician Group
  • 2,498 clinicians in this Medicare group
NPI 1861675506 (832) 824-1000

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

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

AMANDA NELL GUNN CRNA
Nurse Anesthetist, Certified Registered
2 GREENWAY PLZ STE 300
HOUSTON, TX 77046
Harris County (832) 828-3603

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 Athis Arunachalam's NPI number?

The NPI number for Athis Arunachalam is 1457507931. It was assigned to this individual provider in the NPPES registry on August 15, 2008.

Where is Athis Arunachalam located?

Athis Arunachalam practices at 2 Greenway Plz Ste 300, Houston, TX 77046. The listed phone number is (832) 828-3660.

What is Athis Arunachalam's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Athis Arunachalam enrolled in Medicare?

Yes. Athis Arunachalam is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Athis Arunachalam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Athis Arunachalam reassigns Medicare benefits to Texas Children's Physician Group (Houston, TX). 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 Athis Arunachalam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Athis Arunachalam accept?

Health plans from Blue Cross and Blue Shield of Texas, Harbor Health and Moda Health Plan, Inc. list Athis Arunachalam 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 Athis Arunachalam was last updated on August 28, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.