Stefano Gianni, MD
NPI 1275421984 · Anesthesiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefano Gianni, MD is a Anesthesiology Physician provider in Boston, MA (NPI 1275421984).
Provider details
- NPI number
- 1275421984
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 75 Francis StBoston, MA 02115-6110Phone: (617) 732-5500
Registry dates
- Enumerated
- 2025-06-24
- Last updated
- 2025-07-22
- Certified
- 2025-07-22
Frequently asked questions
- What is Stefano Gianni's NPI number?
- Stefano Gianni's National Provider Identifier (NPI) is 1275421984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stefano Gianni's specialty?
- Stefano Gianni is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stefano Gianni located?
- Stefano Gianni's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Stefano Gianni's phone number?
- The practice phone number listed in the NPPES registry for Stefano Gianni is (617) 726-3030.
- Does Stefano Gianni accept Medicare?
- Stefano Gianni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stefano Gianni's NPI active?
- Yes — Stefano Gianni's NPI (1275421984) is active in the NPPES registry as of the last update on 2025-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.