Dr. Efrem Michael Cox, MD

Dr. Cox practices at The Spine and Brain Institute in Henderson, Nevada.

Dr. Cox's NPI, 1841581527, was assigned on April 28, 2011. Dr. Cox graduated from University of Iowa, RJ & L Carver College of Medicine in 2011. Dr. Cox holds Nevada license 19177.

Dr. Cox's primary practice is The Spine and Brain Institute, at 861 Coronado Center Dr, Henderson, NV 89052 in Clark County. The practice phone is (702) 896-0940.

Dr. Cox's primary practice is The Spine and Brain Institute in Henderson, Nevada. Dr. Cox is also affiliated with Dignity Health - Saint Rose Dominican Hospital, Siena Campus. The medical group on file is The Spine & Brain Institute. Dmand AI also links Dr. Cox to 4 more hospitals 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. Cox practices, 6 sites in all. Vendor and product names are available with a free account.

Neurological surgery is Dr. Cox's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Cox is licensed in Nevada.

CMS data shows 281 Medicare services from Dr. Cox across 4 procedure codes in 2024, for 226 Medicare patients. Medicare paid $20,169 for them.

CMS counts 226 Medicare patients who saw Dr. Cox in 2024. The largest group is 65 to 74, with 92 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.76, 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. Cox's median patient age at 72, with 49% women.

In 2024, Dr. Cox wrote 611 Medicare Part D claims for 162 patients. 100% of them were for generic drugs. CMS names the drug for 579 of them, across 7 drugs with 11 or more claims each, at $3,418 in total drug cost. In 2023, CMS named 350 claims across 4 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Cox for performance year 2024, reported as part of a group. Dr. Cox accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 70 procedures of spinal fusion by Dr. Cox, more than 64% of the clinicians it reports for that procedure.

Dmand AI links 12 papers to Dr. Cox, published from 2012 to 2024. The most frequent topics are Magnetic Resonance Imaging and Muscle, Skeletal. Dr. Cox has published most often in Oper Neurosurg (Hagerstown). Dr. Cox's most frequent co-authors are Kingsley Otsioren Abode-Iyamah, MD, Simone Esther Dekker, MD, PhD and Chad Glenn, MD.

CMS Open Payments shows 442 general payments to Dr. Cox from 28 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 51% of the total. Stryker Corporation paid the most, $25,128.

Dr. Cox graduated from University of Iowa, RJ & L Carver College of Medicine in 2011.