Active NPI
Ildiko Korenyi-Both
- Geriatric Medicine (Internal Medicine) Physician
- Haverford, PA
National Provider Identifier
1235118407
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Geriatric Medicine (Internal Medicine) Physician
- License
- MD-038438-L
- Practice address
- 551 W Lancaster Ave
Suite 205
Haverford, PA 19041-1419 - Phone
- (610) 520-5200
- Fax
- (610) 520-1998
- NPI assigned
- Jan 16, 2006
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | MD-038438-L | PA | |
| Geriatric Medicine (Internal Medicine) Physician | 207RG0300X | MD-038438-L | PA | Primary |
Addresses
Primary practice location
551 W Lancaster Ave
Suite 205
Haverford, PA 19041-1419
Mailing address
551 W Lancaster Ave
Suite 205
Haverford, PA 19041-1419
Phone (610) 520-5200
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
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD-038438-L | PA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Main Line Healthcare | Internal Medicine | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1137369600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1235118407",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "551 W LANCASTER AVE",
"address_2": "SUITE 205",
"city": "HAVERFORD",
"state": "PA",
"postal_code": "190411419",
"telephone_number": "610-520-5200",
"fax_number": "610-520-1998"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "551 W LANCASTER AVE",
"address_2": "SUITE 205",
"city": "HAVERFORD",
"state": "PA",
"postal_code": "190411419",
"telephone_number": "610-520-5200",
"fax_number": "610-520-1998"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KORENYI-BOTH",
"first_name": "ILDIKO",
"name_prefix": "Dr.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-01-16",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "PA",
"license": "MD-038438-L",
"primary": false
},
{
"code": "207RG0300X",
"taxonomy_group": "",
"desc": "Internal Medicine, Geriatric Medicine",
"state": "PA",
"license": "MD-038438-L",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Haverford, PA
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.