Dr. Sergio Elias Chiarella, MD

Dr. Chiarella practices at Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota.

Dr. Chiarella's NPI, 1295020550, was assigned on June 15, 2011. Dr. Chiarella holds Minnesota license 66215.

Dr. Chiarella's primary practice is Mayo Clinic Breast Diagnostic Clinic, at 200 First Street SW, Rochester, MN 55905. The practice phone is (507) 284-5968.

Dr. Chiarella's primary practice is Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota. Dr. Chiarella is also affiliated with Mayo Clinic Hospital, Saint Marys Campus. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Chiarella to 1 more clinical lab and 1 hospice, each named with a free account. Dr. Chiarella's employer is on file too: a breast imaging center.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiarella practices, 4 sites in all. Vendor and product names are available with a free account.

Allergy and immunology is Dr. Chiarella's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dmand AI has Dr. Chiarella's licenses on file in 2 states: Minnesota and Illinois.

CMS data shows 41 Medicare services from Dr. Chiarella across 2 procedure codes in 2024, all of them office visits, for 80 Medicare patients. Medicare paid $4,688 for them. Every service was in an office.

CMS counts 80 Medicare patients who saw Dr. Chiarella in 2024. The largest group is 65 to 74, with 47 patients. 71% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 1.15, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chiarella's median patient age at 54, with 63% women.

In 2024, Dr. Chiarella wrote 86 Medicare Part D claims for 21 patients. 45% of them were for generic drugs. CMS names the drug for 42 of them, across 2 drugs with 11 or more claims each, at $8,947 in total drug cost. In 2023, CMS named 47 claims across 2 drugs.

Dr. Chiarella accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chiarella as offering telehealth.

Dmand AI links 60 papers to Dr. Chiarella, published from 2010 to 2025. 2021 was the busiest year, with 8. The most frequent topics are Asthma, Mice, Inbred C57BL and COVID-19. Dr. Chiarella has published most often in Ann Allergy Asthma Immunol. Dr. Chiarella's most frequent co-authors are Avni Y. Joshi, MBBS, MD, Rohit Dilip Divekar, MD, PhD and Mitchell M. Pitlick, MD.

CMS Open Payments shows 26 general payments to Dr. Chiarella from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Merck Sharp & Dohme Corporation paid the most, $1,250. It also lists 2 research payments totaling $2,128 in 2023.