DR. OMAR ALZEIN MD
NPI 1821796871
Psychiatry & Neurology - Psychiatry in Austin, TX

Q: What is Omar Alzein's NPI number?

The NPI number for Omar Alzein is 1821796871. It was assigned to this individual provider in the NPPES registry on February 20, 2023.

Q: What is Omar Alzein's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Omar Alzein was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since February 20, 2023PECOS Enrolled

4900 MUELLER BLVD, AUSTIN, TX 78723(512) 324-9999(512) 517-9064 Get Directions Write a Review

NPPES record last updated: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Omar Alzein Md NPPES

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

DR. OMAR ALZEIN MD (NPI 1821796871) is an individual psychiatry provider in Austin, Texas, licensed in Texas (W4410) and active in the NPI registry since February 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821796871

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. OMAR ALZEINCredential: MD

Location Address4900 MUELLER BLVDAustin, TX 78723-3079

Mailing Address4900 Mueller BlvdAustin, TX 78723-3079 · (718) 901-8212

Phone(512) 324-9999

Fax(512) 517-9064

Sole ProprietorNo

Enumeration DateFebruary 20, 2023

Last NPPES UpdateJune 16, 2026

NPPES CertifiedJune 16, 2026

✔ NPI 1821796871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in TX · W4410

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.

4900 MUELLER BLVD, Austin, TX 78723

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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)

Dr. Omar Alzein Md 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 78723 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

$174.00 typical visit price

range $57.88 – $174.00

Typical copayment $43.50 (range $14.47 – $43.50)

Most-billed visit code 99205

Established Patient

$71.95 typical visit price

range $18.88 – $142.23

Typical copayment $17.98 (range $4.72 – $35.55)

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.

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.

JENNIFER KRENA

Nurse Practitioner (Pediatrics)