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ANNELIESE GREWING
NPI 1710514666
Pediatrics - Pediatric Critical Care Medicine 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: May 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 5, 2026, Mar 23, 2020 (2 updates tracked since 2020).

About Anneliese Grewing NPPES

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

ANNELIESE GREWING (NPI 1710514666) is an individual pediatric critical care medicine provider in Houston, Texas, licensed in Texas (W5805) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1710514666
Entity TypeIndividualFemale
Primary Taxonomy2080P0203X
Provider Legal NameANNELIESE GREWING
Location Address1 BAYLOR PLZ # BCM320Houston, TX 77030-3411
Mailing Address1 Baylor Plz # Bcm320Houston, TX 77030-3411
Phone(832) 824-1170
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 23, 2020
Last NPPES UpdateMay 5, 20262 updates tracked since enumeration
NPPES CertifiedMay 5, 2026
✔ NPI 1710514666 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in TX · W5805
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1 BAYLOR PLZ # BCM320, Houston, TX 77030
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anneliese Grewing is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5799146874
PECOS Enrollment IDI20260512002166
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 Anneliese Grewing reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Children's Physician Group
0.3 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 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 Anneliese Grewing's NPI number?

The NPI number for Anneliese Grewing is 1710514666. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Anneliese Grewing located?

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

What is Anneliese Grewing's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Anneliese Grewing enrolled in Medicare?

Yes. Anneliese Grewing is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Anneliese Grewing's services?

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

When was this NPI record last updated?

The NPPES record for Anneliese Grewing was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.