IndividualActive
John Graef, M.D.
NPI 1982680575 · Pediatric Medical Toxicology Physician · Boston, MA
Provider details
- NPI number
- 1982680575
- Entity type
- Individual
- Primary specialty
- Pediatric Medical Toxicology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 33948 (MA)
Practice location
333 Longwood Ave
Boston, MA 02115-5711
Phone: (617) 355-8263
Fax: (617) 277-8934
Mailing address
147 Milk Street
Boston, MA 02109-4862
Registry dates
- Enumerated
- 2005-12-16
- Last updated
- 2025-09-11
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.