Clinicians affiliated with Lown Medical Group PLLC

11 clinicians on file with this group · most practice in Boston-Cambridge-Newton, MA-NH · PAC ID 1052843539

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

11 clinicians affiliated with Lown Medical Group PLLC are in the 2024 Medicare Part B data, 9 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Cardiology (4) · Internal Medicine (4) · Infectious Disease (1) · Nurse Practitioner (1) · Physician Assistant (1)

Specialty links go to the specialty in Boston-Cambridge-Newton, MA-NH.

Clinicians affiliated with Lown Medical Group PLLC, 2024

Alphabetical by last name; 11.

NameSpecialtyCity
Nadaa B Ali, M.D.Internal MedicineWellesley, MA
Brian Z Bilchik, MDCardiologyBrookline, MA
Charles M Blatt, MDCardiologyBrookline, MA
Jonathan E Gerbode-GrantNurse PractitionerAuburn, MA
Alyssa L Gramstorff, PA-CPhysician AssistantNorth Attleboro, MA
Joel T Katz, MDInfectious DiseaseBoston, MA
Jennifer R Kaufman, MDInternal MedicineBoston, MA
Dara K Lee Lewis, MDCardiologyBrookline, MA
Lilian S Mahrokhian, MDInternal MedicineChestnut Hill, MA
Shmuel Ravid, MD MPHCardiologyBrookline, MA
Harley A Simeone, M.D.Internal MedicineNewton, MA

Practice locations

Listed practice locations in Massachusetts.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations