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IES ARKANSAS PLLC
NPI 1598488090
Emergency Medicine in Dallas, TX

Active since September 21, 2022
4835 LBJ FWY STE 900, DALLAS, TX 75244(469) 420-5527 Get Directions Write a Review

NPPES record last updated: November 22, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 22, 2022, Sep 21, 2022 (2 updates tracked since 2022).

About Ies Arkansas Pllc NPPES

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

IES ARKANSAS PLLC (NPI 1598488090) is a healthcare organization registered as an emergency medicine in Dallas, Texas and active in the NPI registry since September 2022. The organization lists Nestor Zenarosa, Ao, as its authorized official.

NPPES Registry Identity

NPI1598488090
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameIES ARKANSAS PLLC
Location Address4835 LBJ FWY STE 900Dallas, TX 75244-6001
Mailing AddressPo Box 3160Indianapolis, IN 46206-3160 · (469) 420-5527
Phone(469) 420-5527
Organization SubpartNo
Authorized OfficialNestor ZenarosaAo · (469) 420-5527
Enumeration DateSeptember 21, 2022
Last NPPES UpdateNovember 22, 20222 updates tracked since enumeration
NPPES CertifiedNovember 22, 2022
✔ NPI 1598488090 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
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 FWY STE 900, Dallas, TX 75244
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ies Arkansas Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

69

Medicare enrollment records show 69 clinicians reassign Medicare billing to Ies Arkansas PLLC, which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 4

Emergency Medicine35
Family Practice21
Nurse Practitioner10
Internal Medicine3

Nearest to this location (20)

See all 69
Jacob Mumm, M.D.
Emergency Medicine
NPI 1083024590
1332 TEASLEY LN STE 180
Denton, TX 76205
(940) 220-8899
✔ PECOS✔ Accepts Medicare25 mi
Karl Wagenhauser, M.D.
Emergency Medicine
NPI 1699739334
2602 SAINT MICHAEL DR STE 204
Texarkana, TX 75503
(903) 614-5090
✔ PECOS✔ Accepts Medicare163 mi
Phillip Glasgow, M.D.
Family Practice
NPI 1306230586
300 E 6TH ST
Texarkana, AR 71854
(870) 779-6000
✔ PECOS✔ Accepts Medicare165 mi
Tracy Mack, MD
Family Practice
NPI 1982866935
300 EAST 6TH STREET
Texarkana, AR 71854
(870) 779-6004
✔ PECOS✔ Accepts Medicare165 mi
Drew Smithers, D.O.
Family Practice
NPI 1104262625
300 E 6TH ST
Texarkana, AR 71854
(870) 779-6000
✔ PECOS✔ Accepts Medicare165 mi
Danelle Richards, MD
Emergency Medicine
NPI 1184725764
709 N CZECH HALL RD
Yukon, OK 73099
(405) 494-8600
✔ PECOS183 mi
Jacob Bolt, MD
Emergency Medicine
NPI 1174184931
1001 TOWSON AVE
Fort Smith, AR 72901
(479) 441-5011
✔ PECOS✔ Accepts Medicare218 mi
Balasasikumar Sundaram, MD
Emergency Medicine
NPI 1922057900
1001 TOWSON AVE
Fort Smith, AR 72901
(479) 441-5011
✔ PECOS✔ Accepts Medicare218 mi
Chiricka Orisakwe, M.D.
Emergency Medicine
NPI 1629425061
612 SOUTH 12TH STREET FAMILY MEDICINE UAMS-WEST
Fort Smith, AR 72901
(479) 785-2431
✔ PECOS✔ Accepts Medicare218 mi
Larry Robins, M.D
Family Practice
NPI 1982135000
612 S 12TH ST
Fort Smith, AR 72901
(479) 785-2431
✔ PECOS✔ Accepts Medicare218 mi
Brandon Vick, M.D.
Family Practice
NPI 1972034775
612 SOUTH 12TH ST. FAMILY MEDICINE UAMS-WEST
Fort Smith, AR 72901
(479) 785-2431
✔ PECOS✔ Accepts Medicare218 mi
Jouma Jalou
Family Practice
NPI 1720571102
7301 ROGERS AVE
Fort Smith, AR 72903
(479) 314-6000
✔ PECOS✔ Accepts Medicare219 mi
Monica Nobles
Nurse Practitioner
NPI 1174259295
120 ADCOCK RD STE B
Hot Springs, AR 71913
(501) 625-7500
✔ PECOS✔ Accepts Medicare237 mi
Jeremy Owen, NP
Nurse Practitioner
NPI 1144881665
603 N PROGRESS AVE
Siloam Springs, AR 72761
(479) 524-4141
✔ PECOS✔ Accepts Medicare260 mi
Russell Stroud, ACNP
Nurse Practitioner
NPI 1184933145
118 W SPRING ST
Fayetteville, AR 72701
(479) 575-4885
✔ PECOS✔ Accepts Medicare264 mi
Brendi Gale, DNP, APRN, FNP-BC
Nurse Practitioner
NPI 1184292880
1651 E STEARNS ST STE 110
Fayetteville, AR 72703
(479) 876-8550
✔ PECOS✔ Accepts Medicare268 mi
Brent Rush
Nurse Practitioner
NPI 1184072258
246 S MAESTRI RD STE 2
Tontitown, AR 72762
(479) 220-9909
✔ PECOS✔ Accepts Medicare269 mi
Alberto Gomez, MD
Internal Medicine
NPI 1164832903
609 W MAPLE AVE
Springdale, AR 72764
(479) 751-5711
✔ PECOS✔ Accepts Medicare272 mi
Gift Eze, M.D.
Internal Medicine
NPI 1457384588
2777 N HIGHLAND AVE
Jackson, TN 38305
(731) 661-0067
✔ PECOS✔ Accepts Medicare495 mi
David Horwitz, M.D.
Internal Medicine
NPI 1942512199
14633 N 58TH ST
Scottsdale, AZ 85254
(650) 785-2545
✔ PECOS✔ Accepts Medicare876 mi
See all 69 clinicians

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

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 Ies Arkansas PLLC's NPI number?

The NPI number for Ies Arkansas PLLC is 1598488090. It was assigned to this organization in the NPPES registry on September 21, 2022.

Where is Ies Arkansas PLLC located?

Ies Arkansas PLLC is located at 4835 Lbj Fwy Ste 900, Dallas, TX 75244. The listed phone number is (469) 420-5527.

What is Ies Arkansas PLLC's specialty?

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

Is Ies Arkansas PLLC enrolled in Medicare?

Yes. Ies Arkansas PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ies Arkansas PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 69 clinicians in 4 Medicare specialties reassign their Medicare billing to Ies Arkansas PLLC. A 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 the clinician's services. The largest specialties are Emergency Medicine (35), Family Practice (21) and Nurse Practitioner (10). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Ies Arkansas PLLC was last updated on November 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.