Mass General Physicians Organization, Inc
NPI 1669666541 · Radiation Oncology Physician · Exeter, NH
Mass General Physicians Organization, Inc is a Radiation Oncology Physician organization in Exeter, NH (NPI 1669666541).
Provider details
- NPI number
- 1669666541
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Mass General Physicians Organization, Inc
- Organization subpart
- Yes
- Authorized official
- Daniel Ginsburg, President & Coo(617) 724-7101
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Other names (DBA / former)
- Doing business as
- Radiation Oncology at Exeter Hospital
Registry dates
- Enumerated
- 2007-09-04
- Last updated
- 2007-09-04
Frequently asked questions
- What is Mass General Physicians Organization, Inc's NPI number?
- Mass General Physicians Organization, Inc's National Provider Identifier (NPI) is 1669666541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mass General Physicians Organization, Inc?
- Mass General Physicians Organization, Inc is classified in the NPPES registry as Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mass General Physicians Organization, Inc located?
- Mass General Physicians Organization, Inc's practice location on file with NPPES is 5 Alumni Dr, Exeter, NH 03833-2128.
- What is Mass General Physicians Organization, Inc's phone number?
- The practice phone number listed in the NPPES registry for Mass General Physicians Organization, Inc is (603) 580-7337.
- Who is the authorized official for Mass General Physicians Organization, Inc?
- The authorized official listed on Mass General Physicians Organization, Inc's NPPES record is Daniel Ginsburg, President & Coo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mass General Physicians Organization, Inc's NPI active?
- Yes — Mass General Physicians Organization, Inc's NPI (1669666541) is active in the NPPES registry as of the last update on 2007-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.