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DR. NATALIE WILLIFORD FROST MD
NPI 1750438636
Pediatrics - Neonatal-Perinatal Medicine in Austin, TX

Active since January 04, 2007PECOS Enrolled
1201 W. 38TH ST., NEONATAL ICU 8TH FLOOR, AUSTIN, TX 78705(512) 324-1000(512) 324-1089 Get Directions Write a Review

NPPES record last updated: September 7, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Natalie Williford Frost Md NPPES

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

DR. NATALIE WILLIFORD FROST MD (NPI 1750438636) is an individual neonatal-perinatal medicine provider in Austin, Texas, licensed in Texas (M7200) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Dallas.

NPPES Registry Identity

NPI1750438636
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDR. NATALIE WILLIFORD FROSTCredential: MD
Location Address1201 W. 38TH ST., NEONATAL ICU 8TH FLOORAustin, TX 78705
Mailing Address1201 W. 38th St., Neonatal Icu 8th FloorAustin, TX 78705 · (512) 324-1000 · Fax (512) 324-1089
Phone(512) 324-1000
Fax(512) 324-1089
Sole ProprietorNo
Enumeration DateJanuary 4, 2007
Last NPPES UpdateSeptember 7, 2018
✔ NPI 1750438636 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in TX · M7200
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.
Also ListedPediatricsTaxonomy 208000000X · License M7200 (TX)
1201 W. 38TH ST., Austin, TX 78705
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Other Names 1

Other Name (5)Dr. Natalie Kay Frost Md

Secondary Practice Location 1

Location 15323 Harry Hines BlvdDallas, TX 75390-7208 · Phone (214) 648-3903 · Fax (214) 648-2481

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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. Natalie Williford Frost Md 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 Reassignments

3

Medicare enrollment records show Natalie Frost reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Texas Southwestern Medical Center At Dallas
2.3 mi
Thoracic Surgery (Cardiothoracic Vascular Surgery)
4900 MUELLER BLVD
Austin, TX 78723
  • Reassigned Medicare billing, Texas enrollment
  • 5,299 clinicians in this Medicare group
NPI 1871729376 (512) 454-1110
Dell Children's Medical Group
2.3 mi
Pediatrics
1301 BARBARA JORDAN BLVD STE 200
Austin, TX 78723
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Dell Childrens Medical Group
  • 576 clinicians in this Medicare group
NPI 1326072943 (512) 628-1800
Pediatrix Medical Group Of Texas Billing, Inc.
136 mi
Neonatal-Perinatal Medicine
2929 WOODLAND PARK DR
Houston, TX 77082
  • Reassigned Medicare billing, Texas enrollment
  • 508 clinicians in this Medicare group
NPI 1649377359 (281) 293-7774

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.

DR. MEGAN LEIGH DOIRON DNP, APRN, NNP-BC
Nurse Practitioner (Neonatal)
1201 W. 38TH ST., 8TH FLOOR- NEONATOLOGY
AUSTIN, TX 78705
Travis County (512) 324-1000

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 Natalie Frost's NPI number?

The NPI number for Natalie Frost is 1750438636. It was assigned to this individual provider in the NPPES registry on January 4, 2007. The provider is also known as Dr. Natalie Kay Frost MD.

Where is Natalie Frost located?

Natalie Frost practices at 1201 W. 38th St. Neonatal Icu 8th Floor, Austin, TX 78705. The listed phone number is (512) 324-1000.

What is Natalie Frost's specialty?

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

Is Natalie Frost enrolled in Medicare?

Yes. Natalie Frost is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Natalie Frost's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natalie Frost reassigns Medicare benefits to 3 organizations: University Of Texas Southwestern Medical Center At Dallas (Austin, TX), Dell Children's Medical Group (Austin, TX) and Pediatrix Medical Group Of Texas Billing, Inc. (Houston, TX). Each 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 Natalie Frost's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Natalie Frost accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Natalie Frost 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 Natalie Frost was last updated on September 7, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.