Atrius Health, Inc.
NPI 1174746275 · Internal Medicine Physician · Chelmsford, MA
Atrius Health, Inc. is a Internal Medicine Physician organization in Chelmsford, MA (NPI 1174746275).
Provider details
- NPI number
- 1174746275
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Steve Strongwater, President(617) 559-8042
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
- Allergy & Immunology Physician207K00000X
Allopathic & Osteopathic Physicians
- Dermatology Physician207N00000X
Allopathic & Osteopathic Physicians
- Cardiovascular Disease Physician207RC0000X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
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
- Harvard Vanguard Medical Associates
- Doing business as
- Harvard Vanguard Medical Associates
Registry dates
- Enumerated
- 2007-04-10
- Last updated
- 2022-06-20
- Certified
- 2022-06-20
Frequently asked questions
- What is Atrius Health, Inc.'s NPI number?
- Atrius Health, Inc.'s National Provider Identifier (NPI) is 1174746275, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Atrius Health, Inc.?
- Atrius Health, Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Atrius Health, Inc. located?
- Atrius Health, Inc.'s practice location on file with NPPES is 228 Billerica Rd, Chelmsford, MA 01824-3604.
- What is Atrius Health, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Atrius Health, Inc. is (978) 250-6000.
- Who is the authorized official for Atrius Health, Inc.?
- The authorized official listed on Atrius Health, Inc.'s NPPES record is Steve Strongwater, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Atrius Health, Inc.'s NPI active?
- Yes — Atrius Health, Inc.'s NPI (1174746275) is active in the NPPES registry as of the last update on 2022-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.