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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.

AARON JAIR OATES
NPI 1831884543
Emergency Medicine in Houston, TX

Active since April 07, 2023PECOS Enrolled
1 BAYLOR PLZ, HOUSTON, TX 77030(713) 873-7045 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 12, 2026, Apr 10, 2023, Apr 9, 2023 (3 updates tracked since 2023).

About Aaron Jair Oates NPPES

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

AARON JAIR OATES (NPI 1831884543) is an individual emergency medicine provider in Houston, Texas, licensed in Texas (W3292) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831884543
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameAARON JAIR OATES
Location Address1 BAYLOR PLZHouston, TX 77030-3411
Mailing Address1 Baylor PlzHouston, TX 77030-3411 · (832) 826-7500
Phone(713) 873-7045
Sole ProprietorYes
Enumeration DateApril 7, 2023
Last NPPES UpdateAugust 12, 20263 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1831884543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in TX · W3292
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1 BAYLOR PLZ, 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)

Aaron Jair Oates 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

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.

BAYLOR COLLEGE OF MEDICINE
General Acute Care Hospital
1 BAYLOR PLZ, SUITE 022D
HOUSTON, TX 77030
Harris County (713) 798-4620
MATTHEW CARROLL
Obstetrics & Gynecology
1 BAYLOR PLZ, BCM610
HOUSTON, TX 77030
Harris County (832) 826-7372
DR. HOLLAND MANON KAPLAN MD
Hospitalist
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (940) 231-1879
SIDRAH SHAH MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-5928
MICHAEL AZAR MD (PLANNED 5/27/22)
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (713) 798-6376
MICHELE ALEXIS CABEZA MD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (832) 824-0200
NATHANIEL GREY LOYD
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
HOUSTON, TX 77030
Harris County (405) 834-5432
ANDREA ELIZABETH GULOY
Student in an Organized Health Care Education/Training Program
1 BAYLOR PLZ
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 Aaron Oates's NPI number?

The NPI number for Aaron Oates is 1831884543. It was assigned to this individual provider in the NPPES registry on April 7, 2023.

Where is Aaron Oates located?

Aaron Oates practices at 1 Baylor Plz, Houston, TX 77030. The listed phone number is (713) 873-7045.

What is Aaron Oates's specialty?

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

Is Aaron Oates enrolled in Medicare?

Yes. Aaron Oates is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Aaron Oates was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.