Active NPI
Nathaniel Nguyen
- Pharmacist
- Chicago, IL
National Provider Identifier
1861309098
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pharmacist
- License
- 051309163
- Practice address
- 1500 S Fairfield Ave
Chicago, IL 60608-1782 - Phone
- (773) 257-4388
- NPI assigned
- Aug 25, 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 |
|---|---|---|---|---|
| Pharmacist | 183500000X | 051309163 | IL | Primary |
Addresses
Primary practice location
1500 S Fairfield Ave
Chicago, IL 60608-1782
Mailing address
1500 S Fairfield Ave
Chicago, IL 60608-1782
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1787616000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787616000000",
"number": "1861309098",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1500 S FAIRFIELD AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606081782"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1500 S FAIRFIELD AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606081782",
"telephone_number": "773-257-4388"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NGUYEN",
"first_name": "NATHANIEL",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-08-25",
"last_updated": "2026-08-25",
"certification_date": "2026-08-25",
"status": "A"
},
"taxonomies": [
{
"code": "183500000X",
"taxonomy_group": "",
"desc": "Pharmacist",
"state": "IL",
"license": "051309163",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.