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DR. ALEXANDER JAVIER ALVAREZ M.D.
NPI 1558672691
Allergy & Immunology in Austin, TX

Active since June 23, 2010PECOS EnrolledAccepts Medicare Assignment
708 W. BEN WHITE BLVD STE. 220, AUSTIN, TX 78704(737) 272-0600(512) 406-7312 Get Directions Write a Review

NPPES record last updated: March 27, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 27, 2026, Jan 15, 2023 (2 updates tracked since 2023).

About Dr. Alexander Javier Alvarez M.d. NPPES

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

DR. ALEXANDER JAVIER ALVAREZ M.D. (NPI 1558672691) is an individual allergy & immunology provider in Austin, Texas, licensed in Texas (Q2725) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Southwestern Medical School At Dallas (2010).

NPPES Registry Identity

NPI1558672691
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameDR. ALEXANDER JAVIER ALVAREZCredential: M.D.
Location Address708 W. BEN WHITE BLVD STE. 220Austin, TX 78704
Mailing Address6210 E Hwy 290Austin, TX 78723-1142 · (512) 483-9596 · Fax (512) 406-6216
Phone(737) 272-0600
Fax(512) 406-7312
Sole ProprietorNo
Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 2010
Enumeration DateJune 23, 2010
Last NPPES UpdateMarch 27, 20262 updates tracked since enumeration
NPPES CertifiedMarch 27, 2026
✔ NPI 1558672691 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in TX · Q2725
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Also ListedInternal MedicineTaxonomy 207R00000X · License R72163 (AZ)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 0116024001 (VA)
708 W. BEN WHITE BLVD STE. 220, Austin, TX 78704
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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. Alexander Javier Alvarez M.d. 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 ID5193966455
PECOS Enrollment IDI20150720001553
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 7

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.

Test for allergy using allergenic extract 95004
An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.
576 services12 patients
Professional service for preparation and provision of 1 or more antigens 95165
This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.
200 services12 patients
Test for allergy using allergenic extract injected into skin 95024
An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.
118 services11 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
43 services32 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
35 services35 patients
Test to measure expiratory airflow and volume 94010
This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.
27 services22 patients

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221
DME-Other DME · category DE017N
3 suppliers20 claims32 services$18.43 avg. paid by Medicare
Infusion supplies for external drug infusion pump, per cassette or bag (list drugs separately) A4222
DME-Medical/Surgical Supplies · category DA000N
1 supplier13 claims13 services$35.33 avg. paid by Medicare
Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg immuneglobulin J1575
Treatment-Injections and Infusions (nononcologic) · category RI008N
1 supplier13 claims2,925 services$12.26 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. KIMBERLY KAY KOSATKA FNP-C
Nurse Practitioner
708 W. BEN WHITE BLVD STE. 220
AUSTIN, TX 78704
Travis County (737) 272-0600

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 Alexander Alvarez's NPI number?

The NPI number for Alexander Alvarez is 1558672691. It was assigned to this individual provider in the NPPES registry on June 23, 2010.

Where is Alexander Alvarez located?

Alexander Alvarez practices at 708 W. Ben White Blvd Ste. 220, Austin, TX 78704. The listed phone number is (737) 272-0600.

What is Alexander Alvarez's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Alexander Alvarez enrolled in Medicare?

Yes. Alexander Alvarez 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 Alexander Alvarez accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 6 other insurers list Alexander Alvarez 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 Alexander Alvarez was last updated on March 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.