Southboro Medical Group
NPI 1851597306 · Internal Medicine Physician · Southborough, MA
Southboro Medical Group is a Internal Medicine Physician organization in Southborough, MA (NPI 1851597306).
Provider details
- NPI number
- 1851597306
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marvin Ostrovsky, President(508) 481-5500
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
- 2007-06-22
- Last updated
- 2020-08-22
Frequently asked questions
- What is Southboro Medical Group's NPI number?
- Southboro Medical Group's National Provider Identifier (NPI) is 1851597306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Southboro Medical Group?
- Southboro Medical Group is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Southboro Medical Group located?
- Southboro Medical Group's practice location on file with NPPES is 24 Newton St, Southborough, MA 01772-1215.
- What is Southboro Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Southboro Medical Group is (508) 481-5500.
- Who is the authorized official for Southboro Medical Group?
- The authorized official listed on Southboro Medical Group's NPPES record is Marvin Ostrovsky, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Southboro Medical Group's NPI active?
- Yes — Southboro Medical Group's NPI (1851597306) 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.