Dr. Michael J. Hahl, MD

Dr. Hahl practices at Norton Hospital in Louisville, Kentucky, part of Norton Healthcare.

Dr. Hahl's NPI, 1811954449, was assigned on April 27, 2006. Dr. Hahl graduated from OU College of Medicine in 1996. Dr. Hahl holds Kentucky license 33316.

Dr. Hahl's primary practice is Norton Hospital, at 200 East Chestnut Street, Louisville, KY 40202 in Jefferson County. The practice phone is (502) 629-8000.

Dr. Hahl's primary practice is Norton Hospital in Louisville, Kentucky, part of Norton Healthcare. The medical group on file is Norton Cancer Institute. Dmand AI also links Dr. Hahl to 1 more group practice or clinic, named with a free account.

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

Radiation oncology is Dr. Hahl's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Hahl is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Hahl's licenses on file in 3 states: Kentucky, Indiana and Oklahoma.

Dmand AI lists breast cancer, colorectal cancer, lung cancer, lymphoma and prostate cancer among the conditions Dr. Hahl treats.

CMS data shows 1,909 Medicare services from Dr. Hahl across 15 procedure codes in 2024, for 291 Medicare patients. Medicare paid $122,671 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 291 Medicare patients who saw Dr. Hahl in 2024. The largest group is 65 to 74, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.94, 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. Hahl's median patient age at 72, with 52% women.

In 2024, Dr. Hahl wrote 144 Medicare Part D claims for 68 patients. 94% of them were for generic drugs. CMS names the drug for 57 of them, across 3 drugs with 11 or more claims each, at $988 in total drug cost. In 2023, CMS named 43 claims across 2 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Hahl for performance year 2024, reported as part of a group. Dr. Hahl accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Dmand AI links 2 papers to Dr. Hahl in 2010. Dr. Hahl's most frequent co-authors are Matthew Richard Bower, MD, Russell E. Brown, MD and Kelly M. McMasters, MD.

CMS Open Payments shows 4 general payments to Dr. Hahl from 3 drug and device companies from 2018 to 2025. Education make up the largest share, 78% of the total. BTG International, Inc. paid the most, $182.

Dr. Hahl graduated from OU College of Medicine in 1996.

Dr. Hahl is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.