Allergists in Arizona
Data updated monthly · Last refresh October 2026
88 Allergy & Immunology providers practice in Arizona, including 25 (28%) offering telehealth. The largest concentration is in Phoenix. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
88providers
25telehealth
Phoenixtop city
Allergy & Immunology by city in Arizona
Choose a city to see providers there.
Where Allergists in Arizona practice
From CMS Medicare enrollment records covering 55 of the 88 providers listed here (63%). Providers who do not bill Medicare are not included in these figures.
47%solo or small practice (under 10 clinicians)
31%mid-size group (10 to 99)
22%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Allergists | All clinicians in group | Main city |
| Arizona Asthma Allergy Legacy PLC | 8 | 17 | Peoria |
| Allergy, Asthma and Immunology Associates LTD | 6 | 7 | Scottsdale |
| Mayo Clinic Arizona | 4 | 1,618 | Scottsdale |
| Arizona Allergy Asthma and Immunology Consultants PLC | 4 | 11 | Chandler |
| Allergy Asthma Clinic LTD | 4 | 4 | Phoenix |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Allergists affiliated |
| Mayo Clinic Hospital | Phoenix | Nonprofit | 5 of 5 | 5 |
| Banner Thunderbird Medical Center | Glendale | Government | 4 of 5 | 3 |
| Honor Health John C. Lincoln Medical Center | Phoenix | Nonprofit | 3 of 5 | 3 |
| Yavapai Regional Medical Center | Prescott | Nonprofit | 2 of 5 | 2 |
| Tucson Medical Center | Tucson | Nonprofit | 2 of 5 | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Allergy & Immunology providers in Arizona
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Caitlin Suriano, PA-CChandler, AZ · $129 in drug and device payments (2025) ·
(480) 897-6992 Dr. Darrell Wong, MDChandler, AZ · $2,687 in drug and device payments (2025) · Telehealth ·
(480) 897-6992 Dr. Duane Wong, MDChandler, AZ · $12,591 in drug and device payments (2025) · Telehealth ·
(480) 897-6992 Dr. Laine Keahey, MDChandler, AZ · $276 in drug and device payments (2025) ·
(480) 897-6992 Dr. Marissa Ciaramitaro, PAChandler, AZ · $2,102 in drug and device payments (2025) ·
(480) 897-6992 Dr. Deepa Grandon, M.D., M.B.A Dr. Doina Lapusan, M.D.Gilbert, AZ · $614 in drug and device payments (2025) ·
(480) 855-9119 Dr. Earl Labovitz, M.D.Gilbert, AZ · No drug or device payments recorded (2025) ·
(480) 507-1997 Dr. Neal Jain, MDGilbert, AZ · No drug or device payments recorded (2025) ·
(480) 626-6600 Dr. Sam Shimamoto, M.D.Gilbert, AZ · $2,437 in drug and device payments (2025) · Telehealth ·
(480) 626-6600 Dr. Amy Shah, M.D.Glendale, AZ · No drug or device payments recorded (2025) ·
(623) 566-4718 Dr. Jeffrey Lime, MS PA CGlendale, AZ · No drug or device payments recorded (2025) ·
(602) 843-2991 Dr. Praveena Kothur, M.D.Glendale, AZ · $597 in drug and device payments (2025) ·
(602) 805-3129 Dr. William Morgan, MDGlendale, AZ · No drug or device payments recorded (2025) ·
(602) 843-2991 Dr. Natarajan Asokan, M.D. Dr. Connie Hsu, MDLitchfield Park, AZ · $3,375 in drug and device payments (2025) · Telehealth ·
(623) 512-4310 Dr. Curtis Pacheco, MDLuke Afb, AZ · $29 in drug and device payments (2025) ·
(623) 856-2273 Dr. Andrew Sassack, M.D.Oro Valley, AZ · No drug or device payments recorded (2025) ·
(520) 326-1266 Dr. David Friedman, MDOro Valley, AZ · $2,340 in drug and device payments (2025) ·
(520) 492-3271 Dr. Robert Stelzle, MDOro Valley, AZ · No drug or device payments recorded (2025) ·
(520) 797-3111 Dr. Christine Pratt, PAPeoria, AZ · $1,142 in drug and device payments (2025) ·
(602) 843-2991 Dr. Eiza Ching, MDPeoria, AZ · $2,592 in drug and device payments (2025) · Telehealth ·
(602) 843-2991 Dr. Gregory Cowan, M.D.Peoria, AZ · $1,647 in drug and device payments (2025) ·
(623) 815-7800 Dr. Jacob Maddux, M.D.Peoria, AZ · $35,395 in drug and device payments (2025) ·
(602) 349-0929 Dr. Joseph Baxter, DOPeoria, AZ · No drug or device payments recorded (2025) ·
(623) 887-9292 Dr. Kevin Boesel, MDPeoria, AZ · $3,334 in drug and device payments (2025) ·
(602) 843-2991 Dr. Mark Rose, MDPeoria, AZ · $4,084 in drug and device payments (2025) ·
(602) 843-2991 Dr. Peter Freedman, MDPeoria, AZ · No drug or device payments recorded (2025) ·
(623) 974-4800 Dr. Ronald Jorgensen, MDPeoria, AZ · $2,823 in drug and device payments (2025) · Telehealth ·
(602) 843-2991 Dr. Ronald Mittel, M.D.Peoria, AZ · $4,392 in drug and device payments (2025) ·
(602) 843-2991 Dr. Ryan Casper, MDPeoria, AZ · $4,036 in drug and device payments (2025) · Telehealth ·
(602) 843-2991 Dr. Sahika Riley, P.A.Peoria, AZ · No drug or device payments recorded (2025) ·
(813) 774-1407 Dr. Alison Hoeger, PA-CPhoenix, AZ · $191 in drug and device payments (2025) ·
(602) 277-3337 Dr. Bartlomiej Leyko, MDPhoenix, AZ · $1,042 in drug and device payments (2025) ·
(602) 277-3337 Dr. Brenna Labere, MDPhoenix, AZ · $589 in drug and device payments (2025) ·
(602) 933-4063 Dr. Brian Millhollon, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(480) 705-8844 Dr. Christopher Couch, M.D.Phoenix, AZ · $48 in drug and device payments (2025) · Telehealth ·
(602) 277-3337 Dr. Cindy Bauer, M.D.Phoenix, AZ · $711 in drug and device payments (2025) ·
(602) 933-4063 Dr. Claudia Gaefke, MDPhoenix, AZ · $2,116 in drug and device payments (2025) · Telehealth ·
(022) 773-3376 Dr. Fadia Habib-khazen, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 954-0405 Dr. Housam Alasaly, M.D.Phoenix, AZ · $106 in drug and device payments (2025) ·
(602) 954-0405 Dr. Ifat Krase, MDPhoenix, AZ · $420 in drug and device payments (2025) ·
(602) 933-3124 Dr. Jeffrey Leitner, M.D.Phoenix, AZ · $229 in drug and device payments (2025) · Telehealth ·
(602) 652-8900 Dr. Joseph Yusin, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 277-5551 Dr. Mark Schubert, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 277-3337 Dr. Michael Saavedra, MDPhoenix, AZ · $1,433 in drug and device payments (2025) ·
(602) 694-3566 Dr. Rahul Rishi, D.O.Phoenix, AZ · $10,247 in drug and device payments (2025) ·
(480) 702-2020 Dr. Reimus Valencia, DOPhoenix, AZ · $4,757 in drug and device payments (2025) ·
(602) 788-7211 Dr. Sahana Venkatesh, MDPhoenix, AZ · $248 in drug and device payments (2025) ·
(602) 933-1000 Conditions Allergy & Immunology providers in Arizona commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Allergy & Immunology providers. Individual practices vary, so confirm with the provider before booking.
- Seasonal allergies
- Food allergies
- Asthma
- Eczema
- Chronic hives
Common questions
How many Allergy & Immunology providers are in Arizona?There are 88 Allergy & Immunology providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.
Do Allergy & Immunology providers in Arizona offer telehealth?Yes. 25 of the 88 Allergy & Immunology providers in Arizona (about 28%) report offering telehealth services in CMS data.
Which cities in Arizona have the most Allergy & Immunology providers?Phoenix (18), Scottsdale (17), Tucson (16) have the highest concentration of Allergy & Immunology providers in Arizona.
How many Allergy & Immunology providers in Arizona received drug or device company payments?64 of 88 Allergy & Immunology providers in Arizona (73%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Allergy & Immunology providers in Arizona treat?Allergy & Immunology providers commonly treat seasonal allergies, food allergies, asthma, eczema, chronic hives and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Allergists in Arizona work in independent practices or large health systems?Among 55 Allergists in Arizona enrolled in Medicare, 47% bill through a solo or small practice with fewer than 10 clinicians, 31% through a mid-size group of 10 to 99, and 22% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Allergists in Arizona work at?According to CMS facility affiliation records, the Arizona hospitals where the most Allergists hold privileges are Mayo Clinic Hospital in Phoenix; Banner Thunderbird Medical Center in Glendale; Honor Health John C. Lincoln Medical Center in Phoenix.
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