Dr. Melissa S. Devlin, MD

Dr. Devlin practices at Mather Hospital in Port Jefferson, New York, part of Northwell Health.

Dr. Devlin's NPI, 1003078619, was assigned on June 26, 2008. Dr. Devlin holds New York license 249773.

Dr. Devlin's primary practice is Mather Hospital, at 75 North Country Road, Port Jefferson, NY 11777 in Suffolk County. The practice phone is (631) 473-1320.

Dr. Devlin's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Dr. Devlin to 1 more group practice or clinic, 1 skilled nursing facility and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Devlin practices, 3 sites in all. Vendor and product names are available with a free account.

Critical care medicine is Dr. Devlin's primary specialty in the NPI Registry, under taxonomy code 207RC0200X. Dr. Devlin is board certified in hospice and palliative medicine by the American Board of Anesthesiology. Dr. Devlin is licensed in New York.

CMS data shows 710 Medicare services from Dr. Devlin across 4 procedure codes in 2024, for 214 Medicare patients. Medicare paid $76,698 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 214 Medicare patients who saw Dr. Devlin in 2024. The largest group is 75 to 84, with 91 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 3.05, 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. Devlin's median patient age at 76, with 62% women.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Devlin for performance year 2024, reported through an alternative payment model (APM). Dr. Devlin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

CMS Open Payments shows 4 general payments to Dr. Devlin from 3 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $135.