Dr. Daniel James Johnston, MD

Dr. Johnston practices at Advanced Vascular Surgery in Kalamazoo, Michigan.

Dr. Johnston's NPI, 1235337726, was assigned on July 5, 2007. Dr. Johnston graduated from Wayne State University School of Medicine in 2002. Dr. Johnston holds Michigan license 4301079996.

Dr. Johnston's primary practice is Advanced Vascular Surgery, at 1815 Henson Ave, Kalamazoo, MI 49048 in Kalamazoo County. The practice phone is (269) 492-6507.

Dr. Johnston's primary practice is Advanced Vascular Surgery in Kalamazoo, Michigan. Dr. Johnston is also affiliated with Bronson Methodist Hospital. The medical group on file is Bronson Medical Group. Dmand AI also links Dr. Johnston to 4 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnston practices, 8 sites in all. Vendor and product names are available with a free account.

Vascular surgery is Dr. Johnston's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Johnston is licensed in Michigan.

CMS data shows 11,991 Medicare services from Dr. Johnston across 32 procedure codes in 2024, for 455 Medicare patients. Medicare paid $265,542 for them.

CMS counts 455 Medicare patients who saw Dr. Johnston in 2024. The largest group is 65 to 74, with 169 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 3.63, 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. Johnston's median patient age at 72, with 49% women.

In 2024, Dr. Johnston wrote 213 Medicare Part D claims for 69 patients. 77% of them were for generic drugs. CMS names the drug for 187 of them, across 4 drugs with 11 or more claims each, at $45,572 in total drug cost. In 2023, CMS named 152 claims across 4 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Johnston for performance year 2024, reported as part of a group. Dr. Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of leg revascularization (restoring blood flow) by Dr. Johnston, more than 68% of the clinicians it reports for that procedure.

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Dmand AI links 2 papers to Dr. Johnston in 2019. 2019 was the busiest year, with 2. The most frequent topics are Amputation, Surgical, Ischemia and Lower Extremity. Dr. Johnston has published most often in J Vasc Surg. Dr. Johnston's most frequent co-author is John S. Munn, MD.

CMS Open Payments shows 275 general payments to Dr. Johnston from 41 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 27% of the total. Cook Medical LLC paid the most, $45,390.

Dr. Johnston graduated from Wayne State University School of Medicine in 2002.