1. Home
  2. Directory
  3. Texas
  4. Dallas
  5. Emergency Medicine
  6. NPI Profile

DR. AARON KEVIN CHEN MD
NPI 1942512934
Emergency Medicine in Dallas, TX

Active since July 08, 2010PECOS EnrolledAccepts Medicare Assignment
8200 WALNUT HILL LN, DALLAS, TX 75231(309) 361-9746 Get Directions Write a Review

NPPES record last updated: March 28, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Aaron Kevin Chen Md NPPES

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

DR. AARON KEVIN CHEN MD (NPI 1942512934) is an individual emergency medicine provider in Dallas, Texas, licensed in Texas (P5522) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS, is affiliated with Medical Center Hospital, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2010).

NPPES Registry Identity

NPI1942512934
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. AARON KEVIN CHENCredential: MD
Location Address8200 WALNUT HILL LNDallas, TX 75231-4426
Mailing Address3650 Custer Pkwy, Apt 1523Richardson, TX 75080-1076 · (309) 361-9746
Phone(309) 361-9746
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2010
Enumeration DateJuly 8, 2010
Last NPPES UpdateMarch 28, 2025
NPPES CertifiedMarch 28, 2025
✔ NPI 1942512934 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in TX · P5522✔ Licensed in MI · 4301096706
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.
8200 WALNUT HILL LN, Dallas, TX 75231
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Aaron Kevin Chen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5799920682
PECOS Enrollment IDI20130325000498
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.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
305 services291 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
289 services270 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
173 services167 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
32 services31 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
19 services19 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
13 services12 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Medical Center Hospital

Acute Care Hospitals · Odessa, TX
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450132
Location500 W 4th StreetOdessa, TX 79761 · Ector County
Emergency services Birthing friendly

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

St David's Medical Center

Acute Care Hospitals · Austin, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450431
Location919 E 32nd StAustin, TX 78705 · Travis County
Emergency services Birthing friendly

Round Rock Medical Center

Acute Care Hospitals · Round Rock, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450718
Location2400 Round Rock AveRound Rock, TX 78681 · Williamson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75231 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.

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.

MUPPIDI REHAB, PLLC
Physical Medicine & Rehabilitation
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 345-6789
DR. JOYZELLE HEROD MCCREARY PH.D.
Psychologist (Clinical)
8200 WALNUT HILL LN, DEPARTMENT OF PSYCHIATRY
DALLAS, TX 75231
Dallas County (214) 345-7355
DR. TIMOTHY A. MOORE M.D.
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 345-6148
LISA-ANN WUERMSER MD
Physical Medicine & Rehabilitation
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (763) 520-0453
DARREN IMPHEAN MD
Student in an Organized Health Care Education/Training Program
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 345-6789
MRS. MEREDITH DOERRIES RATLIFF
Dietitian, Registered
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 345-7413
DR. ZAID SHAH DO
Internal Medicine
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (817) 881-3127
DR. URSZULA BARBARA KELLEY M.D.
Psychiatry & Neurology (Psychiatry)
8200 WALNUT HILL LN
DALLAS, TX 75231
Dallas County (214) 345-7355

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 Chen's NPI number?

The NPI number for Aaron Chen is 1942512934. It was assigned to this individual provider in the NPPES registry on July 8, 2010.

Where is Aaron Chen located?

Aaron Chen practices at 8200 Walnut Hill Ln, Dallas, TX 75231. The listed phone number is (309) 361-9746.

What is Aaron Chen's specialty?

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

Is Aaron Chen enrolled in Medicare?

Yes. Aaron Chen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Aaron Chen accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and Providence Health Plan list Aaron Chen 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.

Is Aaron Chen affiliated with any hospitals?

According to CMS data, Aaron Chen is affiliated with Medical Center Hospital, Memorial Hermann Hospital System, St David's Medical Center and Round Rock Medical Center.

When was this NPI record last updated?

The NPPES record for Aaron Chen was last updated on March 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.