Dr. Michael Patrick Dewane, MD

Dr. Dewane practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.

Dr. Dewane's NPI, 1922427731, was assigned on April 8, 2014. Dr. Dewane holds Massachusetts license 291998.

Dr. Dewane's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.

Dr. Dewane's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Dewane is also affiliated with Newton-Wellesley Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Dewane to 1 more community health center, 1 hospice and 1 medical group, each named with a free account.

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

Trauma surgery is Dr. Dewane's primary specialty in the NPI Registry, under taxonomy code 2086S0127X. Dr. Dewane is licensed in Massachusetts.

CMS data shows 515 Medicare services from Dr. Dewane across 7 procedure codes in 2024, for 310 Medicare patients. Medicare paid $66,051 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 310 Medicare patients who saw Dr. Dewane in 2024. The largest group is 65 to 74, with 115 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.71, 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. Dewane's median patient age at 66, with 41% women.

In 2020, Dr. Dewane wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $49 in total drug cost. In 2019, CMS named 11 claims across 1 drug.

Dr. Dewane accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dewane as offering telehealth. CMS counts 11 procedures of hernia repair (minimally invasive) by Dr. Dewane, more than 72% of the clinicians it reports for that procedure.

Colonoscopy: 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)

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

Dmand AI links 47 papers to Dr. Dewane, published from 2017 to 2025. 2024 was the busiest year, with 15. The most frequent topics are Postoperative Complications, Surgical Procedures, Operative and Emergencies. Dr. Dewane has published most often in Surgery. Dr. Dewane's most frequent co-authors are John Ovuakporaye Hwabejire, MD, MPH, George Velmahos, MD, PhD and Robert David Becher, MD, MS.

CMS Open Payments shows 11 general payments to Dr. Dewane from 4 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 58% of the total. Intuitive Surgical, Inc. paid the most, $1,497.