Active NPI
Ayyappan Gopalakrishna Pillai, M.D
- Gastroenterology Physician
- Willoughby, OH
National Provider Identifier
1134042310
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 75.000099
- Practice address
- University Hospitals Lake West Medical Centre
36000 Euclid Ave
Willoughby, OH 44094 - Phone
- (440) 953-9600
- NPI assigned
- Aug 3, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 75.000099 | OH | Primary |
Addresses
Primary practice location
University Hospitals Lake West Medical Centre
36000 Euclid Ave
Willoughby, OH 44094
Mailing address
Apartment No: 906 Building Number 11 (Al Durrah Towers)
Marina Square, Al Reem Island
Abu Dhabi, ABU DHABI 20008
AE
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1785715200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786406400000",
"number": "1134042310",
"addresses": [
{
"country_code": "AE",
"country_name": "United Arab Emirates",
"address_purpose": "MAILING",
"address_type": "FGN",
"address_1": "APARTMENT NO: 906 BUILDING NUMBER 11 (AL DURRAH TOWERS)",
"address_2": "MARINA SQUARE, AL REEM ISLAND",
"city": "ABU DHABI",
"state": "ABU DHABI",
"postal_code": "20008"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "UNIVERSITY HOSPITALS LAKE WEST MEDICAL CENTRE",
"address_2": "36000 EUCLID AVE",
"city": "WILLOUGHBY",
"state": "OH",
"postal_code": "44094",
"telephone_number": "440-953-9600"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GOPALAKRISHNA PILLAI",
"first_name": "AYYAPPAN",
"name_prefix": "Mr.",
"credential": "M.D",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-08-03",
"last_updated": "2026-08-11",
"certification_date": "2026-08-11",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "OH",
"license": "75.000099",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Willoughby, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.