Active NPI
Marlena Giannamore-Ashmore, DMD
- General Practice Dentistry
- Naperville, IL
National Provider Identifier
1235012196
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- 019.036359
- Practice address
- 720 N Washington St Ste 106
Naperville, IL 60563-3462 - Phone
- (630) 420-9090
- NPI assigned
- Jul 29, 2025
- Sex
- Female
- 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 |
|---|---|---|---|---|
| General Practice Dentistry | 1223G0001X | 019.036359 | IL | Primary |
Addresses
Primary practice location
720 N Washington St Ste 106
Naperville, IL 60563-3462
Mailing address
1935 Sedgewood Ave
Aurora, IL 60503-7350
Phone (203) 232-0539
Other practice location 1
101 N Lincoln St
Batavia, IL 60510-1913
Phone (630) 879-3613
Other names 1
- Marlena Giannamore
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 019.036359 | IL | MD | General Practice Dentistry |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1753747200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771286400000",
"number": "1235012196",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1935 SEDGEWOOD AVE",
"city": "AURORA",
"state": "IL",
"postal_code": "605037350",
"telephone_number": "203-232-0539"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "720 N WASHINGTON ST STE 106",
"city": "NAPERVILLE",
"state": "IL",
"postal_code": "605633462",
"telephone_number": "630-420-9090"
}
],
"practiceLocations": [
{
"address_1": "101 N Lincoln St",
"address_purpose": "LOCATION",
"city": "Batavia",
"state": "IL",
"postal_code": "605101913",
"country_code": "US",
"telephone_number": "630-879-3613",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GIANNAMORE-ASHMORE",
"first_name": "MARLENA",
"name_prefix": "Dr.",
"credential": "DMD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-07-29",
"last_updated": "2026-02-17",
"certification_date": "2026-02-17",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "IL",
"license": "019.036359",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "MARLENA",
"last_name": "GIANNAMORE",
"credential": "DMD",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Naperville, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 17, 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.