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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.

DR. ALYXANDRA LIEN BUI DO
NPI 1508354440
Psychiatry & Neurology - Psychiatry in Richardson, TX

Active since April 26, 2018PECOS Enrolled
1920 N COIT RD STE 200-178, RICHARDSON, TX 75080(469) 835-0246(469) 899-2036 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 21, 2026, Apr 27, 2026, Sep 25, 2024 and 7 more (10 updates tracked since 2018).

About Dr. Alyxandra Lien Bui Do NPPES

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

DR. ALYXANDRA LIEN BUI DO (NPI 1508354440) is an individual psychiatry provider in Richardson, Texas, licensed in Texas (T6845) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1508354440
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALYXANDRA LIEN BUICredential: DO
Location Address1920 N COIT RD STE 200-178Richardson, TX 75080-2832
Mailing Address1920 N Coit Rd Ste 200-178Richardson, TX 75080-2832 · (469) 892-8939 · Fax (469) 899-2036
Phone(469) 835-0246
Fax(469) 899-2036
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateApril 26, 2018
Last NPPES UpdateAugust 21, 202610 updates tracked since enumeration
NPPES CertifiedAugust 21, 2026
✔ NPI 1508354440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in TX · T6845✔ Licensed in IL · 036164863✔ Licensed in MO · 2023025928✔ Licensed in IN · 02007214A
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1920 N COIT RD STE 200-178, Richardson, TX 75080
Open in Google Maps ↗

Secondary Practice Locations 5

Location 16565 Fannin St Ste 300Houston, TX 77030-2703 · Phone (832) 667-5301
Location 2211 NE 54th StKansas City, MO 64118-4390 · Phone (816) 453-6777 · Fax (816) 454-3601
Location 35101 Willow Springs RdLA Grange, IL 60525-2600 · Phone (708) 245-9000
Location 48111 S Emerson AveIndianapolis, IN 46237-8601 · Phone (317) 528-5261 · Fax (317) 528-5026
Location 516655 Southwest FwySugar Land, TX 77479-2329 · Phone (281) 274-7000

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Alyxandra Lien Bui Do 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 ID8022412527
PECOS Enrollment IDI20210805001169, I20220922002685, I20231113003498
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

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.

Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth G0426
A Telehealth consultation is a virtual medical appointment. In an emergency department or initial inpatient scenario, a healthcare professional interacts with you through a secured video call for about 50 minutes. It allows you to receive care without physically being in the hospital.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75080 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
$172.86 typical visit price
range $57.18 – $172.86
Typical copayment $43.21 (range $14.29 – $43.21)
Most-billed visit code 99205
Established Patient
$71.28 typical visit price
range $18.48 – $141.20
Typical copayment $17.82 (range $4.62 – $35.30)
Most-billed visit code 99213
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 Alyxandra Bui's NPI number?

The NPI number for Alyxandra Bui is 1508354440. It was assigned to this individual provider in the NPPES registry on April 26, 2018.

Where is Alyxandra Bui located?

Alyxandra Bui practices at 1920 N Coit Rd Ste 200-178, Richardson, TX 75080. The listed phone number is (469) 835-0246.

What is Alyxandra Bui's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Alyxandra Bui enrolled in Medicare?

Yes. Alyxandra Bui 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 Alyxandra Bui 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 Alyxandra Bui 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 Alyxandra Bui was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.