Individual provider · Type 1 NPI
Callie O'Brien, NP
Nurse Practitioner · Boston, MA
Practice location
75 Francis St
Boston, MA 02115-6106
Other practice locations
- 450 Brookline Ave, Boston, MA 02215-5418 · (617) 632-3000
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Nurse Practitioner Primary | 363L00000X | RN2294535 (MA) |
Nurse Practitioner: (1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance wit…
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About NPI 1407400393
Callie O'Brien, NP's National Provider Identifier is 1407400393, issued on Jul 29, 2019. The primary taxonomy on file is Nurse Practitioner (363L00000X), and the practice location is in Boston, MA. The record was last updated on Jul 15, 2026.