Middlesex Oncology Group, P.C.
NPI 1588865703 · Hematology & Oncology Physician · Winchester, MA
Middlesex Oncology Group, P.C. is a Hematology & Oncology Physician organization in Winchester, MA (NPI 1588865703).
Provider details
- NPI number
- 1588865703
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Alan Edelstein, President(781) 729-1113
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
Registry dates
- Enumerated
- 2007-05-29
- Last updated
- 2020-08-22
Frequently asked questions
- What is Middlesex Oncology Group, P.C.'s NPI number?
- Middlesex Oncology Group, P.C.'s National Provider Identifier (NPI) is 1588865703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Middlesex Oncology Group, P.C.?
- Middlesex Oncology Group, P.C. is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Middlesex Oncology Group, P.C. located?
- Middlesex Oncology Group, P.C.'s practice location on file with NPPES is 955 Main St, Winchester, MA 01890-1961.
- What is Middlesex Oncology Group, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Middlesex Oncology Group, P.C. is (781) 729-1113.
- Who is the authorized official for Middlesex Oncology Group, P.C.?
- The authorized official listed on Middlesex Oncology Group, P.C.'s NPPES record is Alan Edelstein, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Middlesex Oncology Group, P.C.'s NPI active?
- Yes — Middlesex Oncology Group, P.C.'s NPI (1588865703) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.