Dr. Marisa Isaacson, MD

Dr. Isaacson practices at Jefferson Hospital in Jefferson Hills, Pennsylvania, part of Highmark Health.

Dr. Isaacson's NPI, 1588050827, was assigned on April 14, 2015. Dr. Isaacson holds Pennsylvania license MD473017.

Dr. Isaacson's primary practice is Jefferson Hospital, at 565 Coal Valley Road, Jefferson Hills, PA 15025 in Allegheny County. The practice phone is (412) 469-5000.

Dr. Isaacson's primary practice is Jefferson Hospital in Jefferson Hills, Pennsylvania, part of Highmark Health. Dr. Isaacson is also affiliated with Allegheny General Hospital. The medical group on file is AHN Primary Care - Family Med Associates at H+W Pavilion Bethel Park. Dmand AI also links Dr. Isaacson to 2 more hospitals, 1 group practice or clinic and 1 hospital outpatient department, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Isaacson practices, 6 sites in all. Vendor and product names are available with a free account.

Gastroenterology is Dr. Isaacson's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Isaacson is licensed in Pennsylvania.

CMS data shows 254 Medicare services from Dr. Isaacson across 8 procedure codes in 2024, for 215 Medicare patients. Medicare paid $26,897 for them.

CMS counts 215 Medicare patients who saw Dr. Isaacson in 2024. The largest group is 65 to 74, with 128 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.64, 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. Isaacson's median patient age at 69, with 62% women.

In 2024, Dr. Isaacson wrote 1,052 Medicare Part D claims for 441 patients. 73% of them were for generic drugs. CMS names the drug for 965 of them, across 19 drugs with 11 or more claims each, at $1,701,351 in total drug cost. In 2023, CMS named 628 claims across 12 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Isaacson for performance year 2024, reported through an alternative payment model (APM). Dr. Isaacson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Isaacson as offering telehealth. CMS counts 51 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Isaacson, more than 64% of the clinicians it reports for that procedure.

Dmand AI links 1 paper to Dr. Isaacson in 2019.

CMS Open Payments shows 89 general payments to Dr. Isaacson from 15 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 95% of the total. Abbvie Inc. paid the most, $601.