Dr. Jason Zimmermann, MD

Dr. Zimmermann practices at Advocate Christ Medical Center in Oak Lawn, Illinois, part of Advocate Health.

Dr. Zimmermann's NPI, 1083001077, was assigned on April 17, 2015. Dr. Zimmermann graduated from Rush Medical College of Rush University in 2015. Dr. Zimmermann holds Illinois license 036.147577.

Dr. Zimmermann's primary practice is Advocate Christ Medical Center, at 4440 W 95th Street, Oak Lawn, IL 60453 in Cook County. The practice phone is (708) 684-8000.

Dr. Zimmermann's primary practice is Advocate Christ Medical Center in Oak Lawn, Illinois, part of Advocate Health. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Zimmermann to 1 more group practice or clinic and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zimmermann practices, 2 sites in all. Vendor and product names are available with a free account.

Surgery is Dr. Zimmermann's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Zimmermann is licensed in Illinois.

CMS data shows 227 Medicare services from Dr. Zimmermann across 9 procedure codes in 2024, for 163 Medicare patients. Medicare paid $25,951 for them.

CMS counts 163 Medicare patients who saw Dr. Zimmermann in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Zimmermann's median patient age at 72, with 57% women.

In 2024, Dr. Zimmermann wrote 225 Medicare Part D claims for 85 patients. 96% of them were for generic drugs. CMS names the drug for 171 of them, across 7 drugs with 11 or more claims each, at $605 in total drug cost. In 2023, CMS named 94 claims across 5 drugs.

Dr. Zimmermann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Dmand AI links 4 papers to Dr. Zimmermann, published from 2020 to 2022. 2021 was the busiest year, with 2. The most frequent topics are Laparoscopy. Dr. Zimmermann has published most often in J Laparoendosc Adv Surg Tech A. Dr. Zimmermann's most frequent co-authors are Fatima Moiz Khambaty, MD and Michael A. Napolitano, MD.

CMS Open Payments shows 63 general payments to Dr. Zimmermann from 10 drug and device companies from 2019 to 2025. Education make up the largest share, 50% of the total. Intuitive Surgical, Inc. paid the most, $7,625.

Dr. Zimmermann graduated from Rush Medical College of Rush University in 2015.