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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MATTHEW WILLIS
NPI 1558998468
Pediatrics - Pediatric Hematology-Oncology in Houston, TX

Active since March 23, 2020PECOS Enrolled
1 BAYLOR PLZ # BCM320, HOUSTON, TX 77030(832) 824-1170 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 29, 2026, Mar 23, 2020 (2 updates tracked since 2020).

About Matthew Willis NPPES

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

MATTHEW WILLIS (NPI 1558998468) is an individual pediatric hematology-oncology provider in Houston, Texas, licensed in Texas (U3056) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558998468
Entity TypeIndividualMale
Primary Taxonomy2080P0207X
Provider Legal NameMATTHEW WILLIS
Location Address1 BAYLOR PLZ # BCM320Houston, TX 77030-3411
Mailing Address1 Baylor Plz # Bcm320Houston, TX 77030-3411 · (832) 824-1170
Phone(832) 824-1170
Sole ProprietorNo
Enumeration DateMarch 23, 2020
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1558998468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0207X
License✔ Licensed in TX · U3056
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
1 BAYLOR PLZ # BCM320, Houston, TX 77030
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Matthew Willis 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.

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.

KHANH LINH NGUYEN MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
SRAVYA REDDY GURIVIREDDYGARI MD, MPH
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
COURTNEY THUY HANG HUYNH
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
ASHWIN SRIVATSAV
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
CHARLES BURKE
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
LAWRENCE WILLIAM MORRIS HAMILTON
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
DR. ALISHA SADHWANI MBBS, BSC
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170
ELLEN WITTE MUELLER MD
Pediatrics
1 BAYLOR PLZ # BCM320
HOUSTON, TX 77030
Harris County (832) 824-1170

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 Matthew Willis's NPI number?

The NPI number for Matthew Willis is 1558998468. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Matthew Willis located?

Matthew Willis practices at 1 Baylor Plz # Bcm320, Houston, TX 77030. The listed phone number is (832) 824-1170.

What is Matthew Willis's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Matthew Willis enrolled in Medicare?

Yes. Matthew Willis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Matthew Willis was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.