Dr. Ruby E. Koshy, MD

Dr. Koshy practices at Riverside University Medical Center in Moreno Valley, California.

Dr. Koshy's NPI, 1578741369, was assigned on February 5, 2008. Dr. Koshy graduated from Kasturba Medical College Manipal in 1996. Dr. Koshy holds California license A105884.

Dr. Koshy's primary practice is Riverside University Medical Center, at 26520 Cactus Ave, Moreno Valley, CA 92555 in Riverside County. The practice phone is (951) 486-4458.

Dr. Koshy's primary practice is Riverside University Medical Center in Moreno Valley, California. Dr. Koshy is also affiliated with Riverside University Health System - Medical Center. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Koshy to 1 more hospital and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Koshy practices, 2 sites in all. Vendor and product names are available with a free account.

Neurology is Dr. Koshy's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Koshy is board certified in clinical neurophysiology by the American Board of Psychiatry and Neurology. Dr. Koshy is licensed in California.

Dmand AI lists cerebrovascular disease and lower back pain among the conditions Dr. Koshy treats.

CMS data shows 46 Medicare services from Dr. Koshy across 2 procedure codes in 2024, for 83 Medicare patients. Medicare paid $2,696 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 83 Medicare patients who saw Dr. Koshy in 2026. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 75% are also on Medicaid. Their average risk score is 2.39, 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. Koshy's median patient age at 53, with 65% women.

In 2026, Dr. Koshy wrote 78 Medicare Part D claims for 19 patients. 82% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $157 in total drug cost. In 2023, CMS named 28 claims across 2 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Koshy for performance year 2026, reported as part of a group. Dr. Koshy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Koshy as offering telehealth.

Dmand AI links 1 paper to Dr. Koshy in 2018. Dr. Koshy's most frequent co-authors are Walter Franklin Klein, MD, Nooshin Salehi, MD and Gizelle Stevens, MD.

CMS Open Payments shows 22 general payments to Dr. Koshy from 8 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 45% of the total. Biogen, Inc. paid the most, $984.

Dr. Koshy graduated from Kasturba Medical College Manipal in 1996.

Dr. Koshy is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.