Dr. Lynn S. Ashby, MD

Dr. Ashby practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health.

Dr. Ashby's NPI, 1275649956, was assigned on August 22, 2006. Dr. Ashby graduated from Feinberg School of Medicine in 1993. Dr. Ashby holds Arizona license 25512.

Dr. Ashby's primary practice is Dignity Health St. Joseph's Hospital and Medical Center, at 350 West Thomas Road, Phoenix, AZ 85013 in Maricopa County. The practice phone is (602) 406-8225.

Dr. Ashby's primary practice is Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health. Dr. Ashby is also affiliated with Dignity Health Chandler Regional Medical Center. The medical group on file is St. Joseph's Faculty Physicians. Dmand AI also links Dr. Ashby to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ashby practices, 5 sites in all. Vendor and product names are available with a free account.

Vascular neurology is Dr. Ashby's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Ashby is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Ashby's licenses on file in 5 states: Arizona, Texas, New Mexico, Hawaii and Illinois.

Dmand AI lists acute mini-stroke (TIA), cerebrovascular disease, epilepsy, fibromyalgia and chronic pain, migraine and chronic headache, mini-stroke (TIA), mobility impairment and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Ashby treats.

CMS data shows 503 Medicare services from Dr. Ashby across 10 procedure codes in 2024, for 252 Medicare patients. Medicare paid $49,557 for them.

CMS counts 252 Medicare patients who saw Dr. Ashby in 2024. The largest group is 75 to 84, with 116 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.51, 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. Ashby's median patient age at 67, with 53% women.

In 2024, Dr. Ashby wrote 1,417 Medicare Part D claims for 184 patients. 91% of them were for generic drugs. CMS names the drug for 1,168 of them, across 34 drugs with 11 or more claims each, at $100,876 in total drug cost. In 2023, CMS named 956 claims across 31 drugs.

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

Dmand AI links 31 papers to Dr. Ashby, published from 2006 to 2025. 2015 was the busiest year, with 5. The most frequent topics are Brain Neoplasms, Temozolomide and Antineoplastic Combined Chemotherapy Protocols. Dr. Ashby has published most often in J Neurosurg. Dr. Ashby's most frequent co-authors are Minesh P. Mehta, MD, Maria Werner-Wasik, MD and Arnab Chakravarti, MD.

Dmand AI links Dr. Ashby to 3 clinical trials, 2 of them phase 3 studies. 2 are still active or recruiting. Conditions studied include Astrocytoma, Glioblastoma and Meningioma. Alliance for Clinical Trials in Oncology sponsors the most, 2.

CMS Open Payments shows 108 general payments to Dr. Ashby from 21 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 54% of the total. Arbor Pharmaceuticals, Inc. paid the most, $18,786.

Dr. Ashby graduated from Feinberg School of Medicine in 1993.

Dr. Ashby is in network with 19 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.