Dr. Alexei Gonzalez Estrada, MD
Allergy & Immunology (Allergy & Immunology Physician)
13400 E Shea Blvd
Scottsdale, AZ 85259
Who else practices at this address →
Maricopa County includes primary care (13% of residents) and dental (0% of residents) and mental health (4% of residents) shortage areas. About shortage areas
- Medicare participating
At a glance
- Years since graduation
- 20
- In the NPI registry since
- 2010
- Medicare patients seen, 2024
- 156
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2010Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Allergy & Immunology Physician primary
AZ license 65836
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Mayo Clinic Hospital Phoenix, AZ
Medical groups
- Mayo Clinic Arizona (1,626 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 156
- Services billed
- 6,614
- Patients’ average age
- 71
| Service | Times | Patients |
|---|---|---|
| Test for allergy using allergenic extract | 2,284 | 42 |
| New patient office or other outpatient visit, 45-59 minutes | 37 | 37 |
| Test for allergy using ingested items, initial 2 hours | 28 | 23 |
| Established patient office or other outpatient visit, 20-29 minutes | 22 | 20 |
| Test for allergy using allergenic extract injected into skin | 19 | 14 |
| New patient office or other outpatient visit, 30-44 minutes | 18 | 18 |
| Established patient office or other outpatient visit, 30-39 minutes | 17 | 17 |
| Established patient office or other outpatient visit, 10-19 minutes | 17 | 15 |
| New patient office or other outpatient visit, 15-29 minutes | 14 | 14 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Ipratropium Bromide Other prescribers in Scottsdale, AZ | 47 |
| Azelastine Hcl Other prescribers in Scottsdale, AZ | 26 |
| Albuterol Sulfate Hfa (albuterol sulfate) Other prescribers in Scottsdale, AZ | 13 |
| Trelegy Ellipta (fluticasone/umeclidin/vilanter) Other prescribers in Scottsdale, AZ | 13 |
| Dulera (mometasone/formoterol) Other prescribers in Scottsdale, AZ | 12 |
| Wixela Inhub (fluticasone propion/salmeterol) Other prescribers in Scottsdale, AZ | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 1 companies reported 1 payments worth $149 in total to this clinician.
| Biocryst US Sales Co., LLC | $149 |
|---|
| Food and Beverage | $149 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.