Ashley E. Johnson, PA-C

Ashley Johnson practices at Yankton Medical Clinic in Vermillion, South Dakota.

Ashley Johnson's NPI, 1942728183, was assigned on September 8, 2017. Ashley Johnson holds South Dakota license 1106.

Ashley Johnson's primary practice is Yankton Medical Clinic, at 101 S Plum St, Vermillion, SD 57069 in Clay County. The practice phone is (605) 665-7841.

Ashley Johnson's primary practice is Yankton Medical Clinic in Vermillion, South Dakota. Ashley Johnson is also affiliated with Sanford Vermillion Medical Center. The medical group on file is Sanford Health Lake Park Clinic. Dmand AI also links Ashley Johnson to 2 more hospitals, 4 medical groups, 3 group practices and clinics and 1 rural health clinic, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Ashley Johnson practices, 7 sites in all. Vendor and product names are available with a free account.

Physician assistant is Ashley Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Ashley Johnson is licensed in South Dakota.

CMS counts 135 Medicare patients who saw Ashley Johnson in 2024. The largest group is 65 to 74, with 63 patients. 73% of them have high blood pressure, and 66% have high cholesterol. 11% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Ashley Johnson's median patient age at 39, with 56% women.

In 2024, Ashley Johnson wrote 1,121 Medicare Part D claims for 271 patients. 87% of them were for generic drugs.

Ashley Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

CMS Open Payments shows 4 general payments to Ashley Johnson from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $52.