John J. Costa, MD
Listed as an allergist, with 4 practice addresses in Newton, Massachusetts, and 3 other cities.
Practice locations 4
Mass General Brigham Medical Group Suburban Massachusetts Inc
2014 Washington St
Newton, MA 02462Mass General Brigham Medical Group Suburban Massachusetts Inc
40 Tremont St
Duxbury, MA 02332Harbor Medical Associates Inc
56 New Driftway
Scituate, MA 02066Brigham and Womens Physicians Organization Inc
75 Francis St
Boston, MA 02115
From the records
- Specialty
- Allergist
- Records
- Medicare records: allergy/immunology (October 2026).
- Medicare
- Accepts the Medicare-approved amount as payment in full (Medicare assignment), according to CMS’s file. This applies to Original Medicare; Medicare Advantage plans have their own networks. What assignment means
- Telehealth
- Medicare’s file shows recent telehealth visits. It doesn’t mean every visit can be by video.
- Medical school
- Icahn School of Medicine at Mount Sinai, graduated 1984 (Medicare records)
- Registry record
- Last updated June 2015
- NPI
- 1285633362 (national provider registry)
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From CMS’s Doctors and Clinicians file (October 2026) and the national provider registry, NPPES (October 2026). Listings are free and in alphabetical order; we don’t rate or recommend doctors. How we list doctors