Dr. Steven William Mamus, MD

Dr. Mamus practices at HCA Florida Sarasota Doctors Hospital in Sarasota, Florida, part of HCA Healthcare.

Dr. Mamus' NPI, 1730178658, was assigned on October 14, 2005. Dr. Mamus graduated from SUNY Upstate Medical University in 1980. Dr. Mamus holds Florida license ME48231.

Dr. Mamus' primary practice is HCA Florida Sarasota Doctors Hospital, at 5731 Bee Ridge Rd, Sarasota, FL 34233 in Sarasota County. The practice phone is (941) 342-1100.

Dr. Mamus' primary practice is HCA Florida Sarasota Doctors Hospital in Sarasota, Florida, part of HCA Healthcare. Dr. Mamus is also affiliated with Sarasota Memorial Hospital - Sarasota Campus. The medical group on file is MaxHealth Primary Care. Dmand AI also links Dr. Mamus to 1 more hospital and 1 group practice or clinic, each named with a free account.

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

Hematology and oncology is Dr. Mamus' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mamus is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Mamus' licenses on file in 4 states: Florida, Virginia, Minnesota and Illinois.

Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), immune deficiency disease, lung cancer and lymphoma among the conditions Dr. Mamus treats.

CMS data shows 115,019 Medicare services from Dr. Mamus across 29 procedure codes in 2024, for 625 Medicare patients. Medicare paid $1,500,611 for them. Every service was in an office.

CMS counts 625 Medicare patients who saw Dr. Mamus in 2024. The largest group is 75 to 84, with 259 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.87, 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. Mamus' median patient age at 76, with 56% women.

In 2024, Dr. Mamus wrote 3,031 Medicare Part D claims for 385 patients. 73% of them were for generic drugs. CMS names the drug for 2,447 of them, across 61 drugs with 11 or more claims each, at $6,239,024 in total drug cost. In 2023, CMS named 2,744 claims across 72 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Mamus for performance year 2024, reported individually. Dr. Mamus accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Dmand AI links 9 papers to Dr. Mamus, published from 2007 to 2008. The most frequent topics are Colony-Forming Units Assay, Interferon-gamma and In Vitro Techniques. Dr. Mamus has published most often in Exp Hematol. Dr. Mamus' most frequent co-authors are Allen L. Cohn, MD, Stefan H. Faderl, MD and Eric J. Feldman, MD.

CMS Open Payments shows 2,041 general payments to Dr. Mamus from 118 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 76% of the total. AstraZeneca Pharmaceuticals LP paid the most, $11,140.

Dmand AI lists 3 awards for Dr. Mamus, most recently Best Doctors Southeast in 2015.

Dr. Mamus graduated from SUNY Upstate Medical University in 1980. Dr. Mamus is a member of ACP and ASCO.

Dr. Mamus is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.