Active NPI
Lily Sy Chang, M.D.
- Specialist
- Indianapolis, IN
National Provider Identifier
1225075336
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Specialist
- License
- 01049651A
- Practice address
- 4621 Ashwood Dr
Indianapolis, IN 46268-1719 - Phone
- (317) 328-1874
- NPI assigned
- May 31, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Specialist | 174400000X | 01049651A | IN | Primary |
Addresses
Primary practice location
4621 Ashwood Dr
Indianapolis, IN 46268-1719
Mailing address
105 Jem Dr
Ambler, PA 19002-2420
Phone (215) 641-0727
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 |
|---|---|---|---|
| 01049651A | IN | MD | Specialist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1149033600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1225075336",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "105 JEM DR",
"city": "AMBLER",
"state": "PA",
"postal_code": "190022420",
"telephone_number": "215-641-0727"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4621 ASHWOOD DR",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462681719",
"telephone_number": "317-328-1874"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHANG",
"first_name": "LILY",
"middle_name": "SY",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-05-31",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "174400000X",
"taxonomy_group": "",
"desc": "Specialist",
"state": "IN",
"license": "01049651A",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Indianapolis, IN
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.