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Allergy in Orland Park, Illinois

Data updated monthly · Last refresh September 2026

11 Allergy providers practice in Orland Park. Listings are drawn from federal public records and are not endorsements.

Allergy providers in Orland Park

Listed alphabetically. 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. Alan Resnick, M.D.
Orland Park, IL · $1,227 in drug and device payments (2025) · (708) 957-7468
Dr. James Hunter, M.D.
Orland Park, IL · $94 in drug and device payments (2025) · (708) 957-7468
Dr. James Thompson, M.D.
Orland Park, IL · No drug or device payments recorded (2025) · (708) 957-7468
Dr. Mark Lowenthal, M.D.
Orland Park, IL · No drug or device payments recorded (2025) · Telehealth · (708) 957-7468
Dr. Michael Flais, M.D.
Orland Park, IL · $470 in drug and device payments (2025) · (708) 957-7468
Dr. Padma Tipirneni, M.D.
Orland Park, IL · No drug or device payments recorded (2025) · (650) 704-7523
Dr. Richard Fitzsimons, M.D.
Orland Park, IL · No drug or device payments recorded (2025) · (708) 957-7468
Dr. Sai Nimmagadda, M.D.
Orland Park, IL · $398 in drug and device payments (2025) · (708) 957-7468
Dr. Saroj Khurana, M.D.
Orland Park, IL · No drug or device payments recorded (2025) · (708) 957-7468
Dr. Timothy Brown, M.D.
Orland Park, IL · $114 in drug and device payments (2025) · (708) 957-7468
Dr. Umapathi Cattamanchi, MD
Orland Park, IL · No drug or device payments recorded (2025) · (708) 460-8111

Common questions

How many Allergy providers are in Orland Park, Illinois?

There are 11 Allergy providers with active NPI records practicing in Orland Park, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records 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.

All specialties in Orland Park Allergy across Illinois

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.