Active NPI
Charles S Narasi, M.D.
- Gastroenterology Physician
- Tonawanda, NY
National Provider Identifier
1649264151
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 108236
- Practice address
- 2545 Sheridan Dr
Suite#5
Tonawanda, NY 14150-9478 - Phone
- (716) 834-1466
- NPI assigned
- Sep 12, 2005
- 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 | 108236 | NY | Primary |
Addresses
Primary practice location
2545 Sheridan Dr
Suite#5
Tonawanda, NY 14150-9478
Mailing address
2545 Sheridan Dr
Suite#5
Tonawanda, NY 14150-9478
Phone (716) 834-1466
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)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1645 | AZ | MD | Family Medicine Physician |
| 108236 | NY | MD | Gastroenterology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1126483200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1649264151",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2545 SHERIDAN DR",
"address_2": "SUITE#5",
"city": "TONAWANDA",
"state": "NY",
"postal_code": "141509478",
"telephone_number": "716-834-1466"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2545 SHERIDAN DR",
"address_2": "SUITE#5",
"city": "TONAWANDA",
"state": "NY",
"postal_code": "141509478",
"telephone_number": "716-834-1466"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NARASI",
"first_name": "CHARLES",
"middle_name": "S",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-09-12",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "NY",
"license": "108236",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Tonawanda, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.