What is Nelson Gil's NPI number?

Nelson Gil's National Provider Identifier (NPI) is 1386221927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nelson Gil's specialty?

Nelson Gil is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).

Where is Nelson Gil located?

Nelson Gil's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.

What is Nelson Gil's phone number?

The practice phone number listed in the NPPES registry for Nelson Gil is (617) 726-2000.

Is Nelson Gil's NPI active?

Yes — Nelson Gil's NPI (1386221927) is active in the NPPES registry as of the last update on 2026-05-20.

IndividualActive

Nelson Gil, MD, PHD

NPI 1386221927 · Diagnostic Radiology Physician · Boston, MA

Nelson Gil, MD, PHD is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1386221927).

Provider details

NPI number: 1386221927
Entity type: Individual
Primary specialty: Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD, PHD
Sex: Male
Sole proprietor: No
License: 1026343 (MA)

Specialties & taxonomies

Diagnostic Radiology PhysicianPrimary2085R0202XLicense 1026343 (MA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(67/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 yrs in NPPES registry
Profile completeness38% of score
100% 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

55 Fruit St

Boston, MA 02114-2621

Phone: (617) 726-2000

Street-level locationGet directions

More MA providers

Mailing address

55 Fruit St

Boston, MA 02114-2696

Additional practice locations (1)

1275 York Ave
New York, NY 10065-6007
Phone: (787) 406-5944

Enumerated: 2021-03-29
Last updated: 2026-05-20
Certified: 2026-05-20

Frequently asked questions

What is Nelson Gil's NPI number?: Nelson Gil's National Provider Identifier (NPI) is 1386221927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Nelson Gil's specialty?: Nelson Gil is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
Where is Nelson Gil located?: Nelson Gil's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
What is Nelson Gil's phone number?: The practice phone number listed in the NPPES registry for Nelson Gil is (617) 726-2000.
Is Nelson Gil's NPI active?: Yes — Nelson Gil's NPI (1386221927) is active in the NPPES registry as of the last update on 2026-05-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.