Dr. Benjamin J. Johnson, MD

Dr. Johnson practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health.

Dr. Johnson's NPI, 1366703605, was assigned on June 4, 2012. Dr. Johnson holds Michigan license 4301106414.

Dr. Johnson's primary practice is Corewell Health William Beaumont University Hospital, at 3601 W Thirteen Mile Rd, Royal Oak, MI 48073 in Oakland County. The practice phone is (248) 898-5400.

Dr. Johnson's primary practice is Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health. Dr. Johnson is also affiliated with Henry Ford Hospital. The medical group on file is Michigan Healthcare Professionals, P.C. Dmand AI also links Dr. Johnson to 1 more hospital, 1 physician office 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. Johnson practices, 5 sites in all. Vendor and product names are available with a free account.

Urology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Johnson is licensed in Michigan.

CMS data shows 2,376 Medicare services from Dr. Johnson across 27 procedure codes in 2024, for 577 Medicare patients. Medicare paid $139,777 for them.

CMS counts 577 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 229 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.71, 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. Johnson's median patient age at 71, with 25% women.

In 2024, Dr. Johnson wrote 1,972 Medicare Part D claims for 616 patients. 89% of them were for generic drugs. CMS names the drug for 1,850 of them, across 25 drugs with 11 or more claims each, at $577,070 in total drug cost. In 2023, CMS named 1,539 claims across 23 drugs.

Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Johnson as offering telehealth.

Prostate resection: 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)

CMS Open Payments shows 361 general payments to Dr. Johnson from 59 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 94% of the total. Astellas Pharma US Inc paid the most, $844.