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DR. MARGUERITE CATHERINE BROYLES DO
NPI 1528357142
Emergency Medicine in Dallas, TX

Active since April 04, 2011PECOS Enrolled
4835 LBJ FREEWAY, SUITE 900, INTEGRATIVE EMERGENCY SERVICES, DALLAS, TX 75244(469) 408-8112 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 21, 2022, Aug 4, 2017 (2 updates tracked since 2017).

About Dr. Marguerite Catherine Broyles Do NPPES

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

DR. MARGUERITE CATHERINE BROYLES DO (NPI 1528357142) is an individual emergency medicine provider in Dallas, Texas, licensed in Texas (Q0299) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1528357142
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARGUERITE CATHERINE BROYLESCredential: DO
Location Address4835 LBJ FREEWAY, SUITE 900, INTEGRATIVE EMERGENCY SERVICESDallas, TX 75244
Mailing Address4835 Lbj Freeway, Suite 900, Integrative Emergency ServicesDallas, TX 75244 · (469) 408-8112
Phone(469) 408-8112
Sole ProprietorYes
Enumeration DateApril 4, 2011
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
✔ NPI 1528357142 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in TX · Q0299
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
4835 LBJ FREEWAY, SUITE 900, Dallas, TX 75244
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Other Names 1

Former Name (1)Marguerite Catherine Landgrebe Do

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas.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. Marguerite Catherine Broyles Do 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 Marguerite Broyles reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Century Integrated Partners, Inc
9.9 mi
Emergency Medicine
3500 GASTON AVE
Dallas, TX 75246
  • Reassigned Medicare billing, Texas enrollment
  • 1,044 clinicians in this Medicare group
NPI 1447615711 (214) 820-2505
Texas Medicine Resources, LLP
26 mi
Emergency Medicine
6451 BRENTWOOD STAIR RD, SUITE 200
Fort Worth, TX 76112
  • Reassigned Medicare billing, Texas enrollment
  • 545 clinicians in this Medicare group
NPI 1376581900 (817) 496-9700
Integrative Emergency Services Physician Group PA
32 mi
Emergency Medicine
1500 S MAIN ST
Fort Worth, TX 76104
  • Reassigned Medicare billing, Texas enrollment
  • 328 clinicians in this Medicare group
NPI 1285922542 (817) 927-1100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75244 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.19 typical visit price
range $57.18 – $172.86
Typical copayment $22.04 (range $14.29 – $43.21)
Most-billed visit code 99203
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Marguerite Broyles's NPI number?

The NPI number for Marguerite Broyles is 1528357142. It was assigned to this individual provider in the NPPES registry on April 4, 2011. The provider is also known as Marguerite Catherine Landgrebe Do.

Where is Marguerite Broyles located?

Marguerite Broyles practices at 4835 Lbj Freeway, Suite 900 Integrative Emergency Services, Dallas, TX 75244. The listed phone number is (469) 408-8112.

What is Marguerite Broyles's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Marguerite Broyles enrolled in Medicare?

Yes. Marguerite Broyles is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Marguerite Broyles's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marguerite Broyles reassigns Medicare benefits to 3 organizations: Century Integrated Partners, Inc (Dallas, TX), Texas Medicine Resources, LLP (Fort Worth, TX) and Integrative Emergency Services Physician Group PA (Fort Worth, 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 Marguerite Broyles's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marguerite Broyles accept?

Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Marguerite Broyles 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 Marguerite Broyles was last updated on July 21, 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.