Active NPI
Matthew Aaron Miller, MD
- Pediatric Neurodevelopmental Disabilities Physician
- Indianapolis, IN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Neurodevelopmental Disabilities Physician
- License
- 01082406A
- Practice address
- 705 Riley Hospital Dr
Indianapolis, IN 46202-5109 - Phone
- (317) 944-5000
- NPI assigned
- May 14, 2013
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Developmental - Behavioral Pediatrics Physician | 2080P0006X | 01082406A | IN | |
| Pediatric Neurodevelopmental Disabilities Physician | 2080P0008X | 01082406A | IN | Primary |
| Neurology with Special Qualifications in Child Neurology Physician | 2084N0402X | 01082406A | IN | |
| Pediatrics Physician | 208000000X | 01082406A | IN |
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
1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 300027157 | Medicaid | IN |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | mmille38@direct.iuhealth.org | ||
| Direct Messaging Address | mmille38@direct.iuhealth.org | Direct |
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
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- Indiana University School of Medicine, 2013
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone (888) 484-3258
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 01082406A | IN | MD | Neurology with Special Qualifications in Child Neurology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Iu Health Medical Group Riley Specialists, LLC | Pediatrics | Current | Accepting new patients |
| Major Hospital | Past | Accepting new patients |
Locations
1115 Ronald Reagan Pkwy
Avon, IN 46123
Phone (317) 217-2500
350 S Landmark Ave
Bloomington, IN 47403
Phone (812) 332-9874
11590 N Meridian St
Ste 300
Carmel, IN 46032
Phone (317) 944-8906
550 University Blvd
Indianapolis, IN 46202
Phone (217) 274-5000
1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754
705 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 274-4779
250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174
Organizations & group practices 2
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.
-
- Pediatrics Physician
- Indianapolis, IN
- NPI 1699561480
-
- General Acute Care Hospital
- Shelbyville, IN
- NPI 1174555692
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba IU Health North Hospital
- General Acute Care Hospital
- Carmel, IN
- NPI 1568492916
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1368489600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771113600000",
"number": "1447696703",
"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": "317-944-5000"
}
],
"practiceLocations": [
{
"address_1": "1701 N Senate Blvd",
"address_purpose": "LOCATION",
"city": "Indianapolis",
"state": "IN",
"postal_code": "462021239",
"country_code": "US",
"telephone_number": "888-484-3258",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MILLER",
"first_name": "MATTHEW",
"middle_name": "AARON",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2013-05-14",
"last_updated": "2026-02-15",
"certification_date": "2026-02-15",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0006X",
"taxonomy_group": "",
"desc": "Pediatrics, Developmental - Behavioral Pediatrics",
"state": "IN",
"license": "01082406A",
"primary": false
},
{
"code": "2080P0008X",
"taxonomy_group": "",
"desc": "Pediatrics, Neurodevelopmental Disabilities",
"state": "IN",
"license": "01082406A",
"primary": true
},
{
"code": "2084N0402X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology with Special Qualifications in Child Neurology",
"state": "IN",
"license": "01082406A",
"primary": false
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "IN",
"license": "01082406A",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "300027157",
"state": "IN"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "mmille38@direct.iuhealth.org",
"affiliation": "N",
"address_1": "705 Riley Hospital Dr",
"city": "Indianapolis",
"state": "IN",
"country_code": "US",
"postal_code": "462025109",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "mmille38@direct.iuhealth.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "1701 N Senate Blvd",
"city": "Indianapolis",
"state": "IN",
"country_code": "US",
"postal_code": "462021239",
"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 15, 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.