Dr. Kumaravel Perumalsamy, MD

Dr. Perumalsamy practices at Apollo Surgery Center - Lancaster in Lancaster, California.

Dr. Perumalsamy's NPI, 1851484323, was assigned on October 2, 2006. Dr. Perumalsamy graduated from Thanjavur Medical College in 1991. Dr. Perumalsamy holds California license A103387.

Dr. Perumalsamy's primary practice is Apollo Surgery Center - Lancaster, at 43944 15th St W, Lancaster, CA 93534. The practice phone is (661) 579-4700.

Dr. Perumalsamy's primary practice is Apollo Surgery Center - Lancaster in Lancaster, California. Dr. Perumalsamy is also affiliated with Antelope Valley Medical Center. The medical group on file is Gastro Care Institute. Dmand AI also links Dr. Perumalsamy to 2 more hospitals, 4 group practices and clinics, 3 medical groups and 1 physician office, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Perumalsamy practices, 9 sites in all. Vendor and product names are available with a free account.

Gastroenterology is Dr. Perumalsamy's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Perumalsamy is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Perumalsamy's licenses on file in 2 states: California and New York.

Dmand AI lists acid reflux, acute gastroduodenitis, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver and gastroduodenitis among the conditions Dr. Perumalsamy treats.

CMS data shows 1,759 Medicare services from Dr. Perumalsamy across 16 procedure codes in 2024, for 607 Medicare patients. Medicare paid $181,713 for them.

CMS counts 607 Medicare patients who saw Dr. Perumalsamy in 2024. The largest group is 65 to 74, with 283 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 53% are also on Medicaid. Their average risk score is 2.29, 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. Perumalsamy's median patient age at 60, with 49% women.

In 2024, Dr. Perumalsamy wrote 2,298 Medicare Part D claims for 917 patients. 83% of them were for generic drugs. CMS names the drug for 2,087 of them, across 34 drugs with 11 or more claims each, at $300,237 in total drug cost. In 2023, CMS named 2,384 claims across 30 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Perumalsamy for performance year 2024, reported as part of a group. Dr. Perumalsamy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Perumalsamy as offering telehealth. CMS counts 351 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Perumalsamy, more than 97% of the clinicians it reports for that procedure.

Dmand AI links Dr. Perumalsamy to 1 clinical trial. Conditions studied include Rectal Diseases and Colorectal Neoplasms.

CMS Open Payments shows 840 general payments to Dr. Perumalsamy from 44 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 78% of the total. Abbvie Inc. paid the most, $100,712.

Dr. Perumalsamy graduated from Thanjavur Medical College in 1991.

Dr. Perumalsamy is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.