Active NPI
Internal Medicine of West Haven LLC
- Internal Medicine Physician
- West Haven, CT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- Legal business name
- INTERNAL MEDICINE OF WEST HAVEN LLC
- Practice address
- 764 Campbell Ave
Suite E
West Haven, CT 06516-3786 - Phone
- (203) 931-0034
- Fax
- (203) 931-8225
- NPI assigned
- Oct 18, 2007
- Last updated
- Aug 24, 2026
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Piyush Gupta, MD
- Title
- Ceo
- Phone
- (203) 931-0034
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | |||
| Internal Medicine Physician | 207R00000X | Primary | ||
| Behavioral Neurology & Neuropsychiatry Physician | 2084B0040X | |||
| Family Nurse Practitioner | 363LF0000X | |||
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X |
Addresses
Primary practice location
764 Campbell Ave
Suite E
West Haven, CT 06516-3786
Mailing address
764 Campbell Ave
West Haven, CT 06516-3786
Phone (203) 931-0034
Other practice location 1
245 Amity Rd Ste 108
Woodbridge, CT 06525-2256
Phone (203) 397-2227
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CT
Enrollment records 1
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 07D1008034 | Internal Medicine of West Haven CT | Certificate of waiver | Jan 8, 2027 |
National Provider Directory
National Provider DirectoryInteroperability endpoints
- https://fhir4.healow.com/fhir/r4/ADDDAD
Practitioners & affiliated clinicians
Practitioners 14
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Internal Medicine Physician
- West Haven, CT
- NPI 1780945212
-
- Internal Medicine Physician
- West Haven, CT
- NPI 1104001692
-
- Family Nurse Practitioner
- West Haven, CT
- NPI 1063082923
-
- Family Medicine Physician
- Shelton, CT
- NPI 1598052946
-
- Family Nurse Practitioner
- West Haven, CT
- NPI 1083080998
-
- Family Nurse Practitioner
- West Haven, CT
- NPI 1487276465
-
- Adult Health Nurse Practitioner
- Hamden, CT
- NPI 1518395318
Psychiatric/Mental Health
-
- Psychiatry Physician
- New Canaan, CT
- NPI 1588027403
-
- Psychiatric/Mental Health Nurse Practitioner
- West Haven, CT
- NPI 1982320925
-
- Nurse Practitioner
- Hartford, CT
- NPI 1437694726
-
- Family Medicine Physician
- Avon, CT
- NPI 1346451234
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1192665600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1787529600000",
"number": "1003005703",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "764 CAMPBELL AVE",
"city": "WEST HAVEN",
"state": "CT",
"postal_code": "065163786",
"telephone_number": "203-931-0034",
"fax_number": "203-931-8225"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "764 CAMPBELL AVE",
"address_2": "SUITE E",
"city": "WEST HAVEN",
"state": "CT",
"postal_code": "065163786",
"telephone_number": "203-931-0034",
"fax_number": "203-931-8225"
}
],
"practiceLocations": [
{
"address_1": "245 Amity Rd Ste 108",
"address_purpose": "LOCATION",
"city": "Woodbridge",
"state": "CT",
"postal_code": "065252256",
"country_code": "US",
"telephone_number": "203-397-2227",
"fax_number": "203-389-9313",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"organization_name": "INTERNAL MEDICINE OF WEST HAVEN LLC",
"organizational_subpart": "NO",
"enumeration_date": "2007-10-18",
"last_updated": "2026-08-24",
"certification_date": "2026-08-24",
"status": "A",
"authorized_official_last_name": "GUPTA",
"authorized_official_first_name": "PIYUSH",
"authorized_official_title_or_position": "CEO",
"authorized_official_telephone_number": "203-931-0034",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Family Medicine",
"state": null,
"license": null,
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine",
"state": null,
"license": null,
"primary": true
},
{
"code": "2084B0040X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Psychiatry & Neurology, Behavioral Neurology & Neuropsychiatry",
"state": null,
"license": null,
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Nurse Practitioner, Family",
"state": null,
"license": null,
"primary": false
},
{
"code": "363LP0808X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in West Haven, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.