Dr. Joseph Diaz, M.D.
Allergy/immunology
21+
Years in Practice
Practice Locations
1 location
About Dr. Joseph Diaz
Joseph Diaz, M.D. is a healthcare provider practicing in San Antonio, TX.
Specialty 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.
43
Years Experience
1
Location
1
States Licensed
Credentials & Board Certifications
Primary Specialty
Allergy/immunologyCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1983
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Texas | G4980 | Allergy & Immunology |
Public Data Summary for Dr. Joseph Diaz
With 21 years of practice, Dr. Joseph Diaz is an established allergy/immunology provider, M.D., after earning their medical degree at Other in 1983. Dr. currently practices at in San Antonio, Texas. Their National Provider Identifier (NPI) is 1417948241, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. Joseph Diaz as a lower-volume allergy/immunology provider, treating approximately 179 Medicare beneficiaries and delivering 9K services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.
Under the Physician Payments Sunshine Act, CMS reports that Dr. Joseph Diaz received $212K in industry payments in 2023. Payments at this scale are elevated relative to most providers and may warrant direct inquiry about potential conflicts of interest during your visit.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$212K
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Joseph Diaz
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0 reviews
Allergy/immunology Providers Nearby
Same primary specialty near ZIP 78229
FAQ
Frequently asked questions about Dr. Joseph Diaz
What does Dr. Joseph Diaz specialize in?
Dr. Joseph Diaz specializes in Allergy/immunology.
Where does Dr. Joseph Diaz practice?
Dr. Joseph Diaz practices at in San Antonio, Texas.
Does Dr. Joseph Diaz accept Medicare?
CMS records show that Dr. Joseph Diaz accepts Medicare assignment. CMS billing data shows 179 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Joseph Diaz's NPI number?
Dr. Joseph Diaz's National Provider Identifier (NPI) is 1417948241. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Joseph Diaz been practicing?
Dr. Joseph Diaz has approximately 21 years of practice experience, having graduated from Other in 1983.