Dr. Reagan Bollig, MD

Dr. Bollig practices at The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.

Dr. Bollig's NPI, 1598949232, was assigned on December 18, 2007. Dr. Bollig graduated from University of Alabama School of Medicine in 2007. Dr. Bollig holds Tennessee license 49302.

Dr. Bollig's primary practice is The University of Tennessee Medical Center, at 1924 Alcoa Highway, Knoxville, TN 37920 in Knox County. The practice phone is (865) 305-9000.

Dr. Bollig's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. The medical group on file is UT Internal Medicine - Pellissippi. Dmand AI also links Dr. Bollig 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. Bollig practices, 2 sites in all. Vendor and product names are available with a free account.

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

CMS data shows 170 Medicare services from Dr. Bollig across 5 procedure codes in 2024, for 153 Medicare patients. Medicare paid $13,974 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 153 Medicare patients who saw Dr. Bollig in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.70, 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. Bollig's median patient age at 69, with 44% women.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Bollig for performance year 2024, reported through an alternative payment model (APM). Dr. Bollig accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair (minimally invasive): 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 9 papers to Dr. Bollig, published from 2020 to 2025. 2020 was the busiest year, with 3. The most frequent topics are Intensive Care Units, Anticoagulants and Critical Illness. Dr. Bollig has published most often in Am Surg. Dr. Bollig's most frequent co-authors are Jared Haydon Griffard, MD, Nathan Hieb, MD and Lou M. Smith, MD.

CMS Open Payments shows 163 general payments to Dr. Bollig from 60 drug and device companies from 2016 to 2025. Education make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $8,598.

Dr. Bollig graduated from University of Alabama School of Medicine in 2007.