Dr. Guilherme Cardinali Barreiro, MD, PhD

Dr. Barreiro practices at OU Health Partners in Oklahoma City, Oklahoma.

Dr. Barreiro's NPI, 1285114074, was assigned on August 21, 2018. Dr. Barreiro holds Oklahoma license 35757.

Dr. Barreiro's primary practice is OU Health Partners, at 825 NE 10th St, Oklahoma City, OK 73104 in Oklahoma County. The practice phone is (405) 271-3932.

Dr. Barreiro's primary practice is OU Health Partners in Oklahoma City, Oklahoma. Dr. Barreiro is also affiliated with OU Health University of Oklahoma Medical Center. The medical group on file is OU Health. Dmand AI also links Dr. Barreiro to 2 more group practices and clinics and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barreiro practices, 3 sites in all. Vendor and product names are available with a free account.

Plastic and reconstructive surgery is Dr. Barreiro's primary specialty in the NPI Registry, under taxonomy code 2086S0122X. Dr. Barreiro is licensed in Oklahoma.

CMS data shows 320 Medicare services from Dr. Barreiro across 8 procedure codes in 2024, for 111 Medicare patients. Medicare paid $64,377 for them.

CMS counts 111 Medicare patients who saw Dr. Barreiro in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 59% have arthritis. 31% are also on Medicaid. Their average risk score is 2.28, 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. Barreiro's median patient age at 60, with 66% women.

In 2024, Dr. Barreiro wrote 22 Medicare Part D claims for 12 patients. 95% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $135 in total drug cost.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Dr. Barreiro for performance year 2024, reported as part of a group. Dr. Barreiro accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 22 procedures of melanoma (skin cancer) excision by Dr. Barreiro, more than 76% of the clinicians it reports for that procedure.

Mastectomy: 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)

Dmand AI links 13 papers to Dr. Barreiro, published from 2014 to 2025. 2014 was the busiest year, with 2. The most frequent topics are Plastic Surgery Procedures, Surgical Flaps and Anastomosis, Surgical. Dr. Barreiro has published most often in J Reconstr Microsurg. Dr. Barreiro's most frequent co-authors are Chelsea Christine Snider, MD and Marc Andrew Ward, MD.

CMS Open Payments shows 262 general payments to Dr. Barreiro from 28 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 79% of the total. AxoGen paid the most, $7,796.