Viswa Nathan MD LLC
NPI 1346558350 · Preferred Provider Organization · New Haven, CT
Viswa Nathan MD LLC is a Preferred Provider Organization organization in New Haven, CT (NPI 1346558350).
Provider details
- NPI number
- 1346558350
- Entity type
- Organization
- Primary specialty
- Preferred Provider OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Viswa Nathan, Owner(203) 946-3000
- License
- 022726 (CT)
Specialties & taxonomies
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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)
- Other name
- Viswa Nathan MD
Registry dates
- Enumerated
- 2010-09-24
- Last updated
- 2015-06-09
Frequently asked questions
- What is Viswa Nathan MD LLC's NPI number?
- Viswa Nathan MD LLC's National Provider Identifier (NPI) is 1346558350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Viswa Nathan MD LLC?
- Viswa Nathan MD LLC is classified in the NPPES registry as Preferred Provider Organization (Managed Care Organizations).
- Where is Viswa Nathan MD LLC located?
- Viswa Nathan MD LLC's practice location on file with NPPES is 136 Sherman Ave, New Haven, CT 06511-5238.
- What is Viswa Nathan MD LLC's phone number?
- The practice phone number listed in the NPPES registry for Viswa Nathan MD LLC is (203) 946-3000.
- Who is the authorized official for Viswa Nathan MD LLC?
- The authorized official listed on Viswa Nathan MD LLC's NPPES record is Viswa Nathan, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Viswa Nathan MD LLC's NPI active?
- Yes — Viswa Nathan MD LLC's NPI (1346558350) is active in the NPPES registry as of the last update on 2015-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.