Active NPI
Lindsay Jo Blazin, MD
- Pediatric Hematology & Oncology Physician
- Indianapolis, IN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Hematology & Oncology Physician
- License
- 01084364A
- Practice address
- 705 Riley Hospital Dr
Indianapolis, IN 46202-5109 - Phone
- (317) 944-2143
- Fax
- (317) 944-3107
- NPI assigned
- Mar 22, 2013
- 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 |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 55048 | TN | |
| Pediatric Hematology & Oncology Physician | 2080P0207X | 01084364A | IN | Primary |
Addresses
Primary practice location
705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Mailing address
PO Box 719094
Chicago, IL 60677-9318
Phone (317) 777-6435
Other practice location 1
262 Danny Thomas Pl # MS 277
Memphis, TN 38105
Phone (901) 595-8756
Other practice location 2
4401 Penn Ave
AOB Suite 5400
Pittsburgh, PA 15224-1334
Phone (412) 692-5285
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 300035326 | Medicaid | IN |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | lblazin@direct.iuhealth.org |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 55048 | TN | MD | Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Iu Health Medical Group Riley Specialists, LLC | Pediatrics | Current | Accepting new patients |
| Beacon Medical Group, Inc. | Current | Accepting new patients | |
| Beacon Medical Group Inc | Current | Accepting new patients | |
| University Pediatric Associates, Inc. | Pediatrics | Current | Accepting new patients |
| Beacon Medical Group, Inc. | Pediatric Hematology-Oncology | Current | Accepting new patients |
Locations
3245 Health Dr
Ste 100
Granger, IN 46530
Phone (574) 647-2129
705 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 274-4779
100 Navarre Pl
Ste 5550
South Bend, IN 46601
Phone (574) 234-5123
Organizations & group practices 5
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.
-
- Family Medicine Physician
- Mishawaka, IN
- NPI 1033161617
-
- Pediatrics Physician
- Indianapolis, IN
- NPI 1699561480
-
- Pediatrics Physician
- Indianapolis, IN
- NPI 1457396541
-
- Anesthesiology Physician
- Elkhart, IN
- NPI 1437803285
-
- Pediatric Hematology & Oncology Physician
- South Bend, IN
- NPI 1992756696
Pediatric Hematology-Oncology
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1363910400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770854400000",
"number": "1275875643",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 719094",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606779318",
"telephone_number": "317-777-6435",
"fax_number": "317-777-6644"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "705 RILEY HOSPITAL DR",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462025109",
"telephone_number": "317-944-2143",
"fax_number": "317-944-3107"
}
],
"practiceLocations": [
{
"address_1": "262 Danny Thomas Pl # MS 277",
"address_purpose": "LOCATION",
"city": "Memphis",
"state": "TN",
"postal_code": "38105",
"country_code": "US",
"telephone_number": "901-595-8756",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4401 Penn Ave",
"address_2": "AOB Suite 5400",
"address_purpose": "LOCATION",
"city": "Pittsburgh",
"state": "PA",
"postal_code": "152241334",
"country_code": "US",
"telephone_number": "412-692-5285",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "BLAZIN",
"first_name": "LINDSAY",
"middle_name": "JO",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2013-03-22",
"last_updated": "2026-02-12",
"certification_date": "2026-02-12",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "TN",
"license": "55048",
"primary": false
},
{
"code": "2080P0207X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Hematology-Oncology",
"state": "IN",
"license": "01084364A",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "300035326",
"state": "IN"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "lblazin@direct.iuhealth.org",
"affiliation": "N",
"endpointDescription": "Direct Email Address",
"address_1": "705 Riley Hospital Dr",
"city": "Indianapolis",
"state": "IN",
"country_code": "US",
"postal_code": "462025109",
"country_name": "United States",
"address_type": "DOM"
}
],
"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 Feb 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.