Sanjay Aggarwal
NPI 1730377342 · Internal Medicine Physician · New Haven, CT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sanjay Aggarwal is a Internal Medicine Physician organization in New Haven, CT (NPI 1730377342).
Provider details
- NPI number
- 1730377342
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sanjay Aggarwal, President(203) 865-3880
- License
- 036883 (CT)
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
18 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
- Sanjay Aggarwal, MD, LLC
Registry dates
- Enumerated
- 2007-10-09
- Last updated
- 2007-10-09
Frequently asked questions
- What is Sanjay Aggarwal's NPI number?
- Sanjay Aggarwal's National Provider Identifier (NPI) is 1730377342, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sanjay Aggarwal?
- Sanjay Aggarwal is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sanjay Aggarwal located?
- Sanjay Aggarwal's practice location on file with NPPES is 1427 Chapel St, New Haven, CT 06511-4403.
- What is Sanjay Aggarwal's phone number?
- The practice phone number listed in the NPPES registry for Sanjay Aggarwal is (203) 865-3880.
- Does Sanjay Aggarwal accept Medicare?
- Sanjay Aggarwal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Sanjay Aggarwal?
- The authorized official listed on Sanjay Aggarwal's NPPES record is Sanjay Aggarwal, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sanjay Aggarwal's NPI active?
- Yes — Sanjay Aggarwal's NPI (1730377342) is active in the NPPES registry as of the last update on 2007-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.