Active NPI
Adam Yao Xiao, MD, PHD
- Otolaryngology Physician
- Indianapolis, IN
National Provider Identifier
1427637313
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Otolaryngology Physician
- License
- 010992181A
- Practice address
- 355 W 16TH St Ste 3000
Indianapolis, IN 46202-2207 - Phone
- (317) 948-3226
- NPI assigned
- Apr 7, 2021
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Otolaryngology Physician | 207Y00000X | 010992181A | IN | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
355 W 16TH St Ste 3000
Indianapolis, IN 46202-2207
Mailing address
250 N Shadeland Ave
Indianapolis, IN 46219-4959
Other practice location 1
1130 W Michigan St
Indianapolis, IN 46202-5209
Phone (317) 278-1440
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 300131511 | Medicaid | IN |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | AXIAO@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
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20260527001112 | IN | Practitioner - Otolaryngology | 9335526698 |
Care Compare profile
Medicare Care Compare- Specialty
- Otolaryngology
- Education
- Louisiana State University School of Medicine in Shreveport, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
250 N Shadeland Ave
Indianapolis, IN 46219-4959
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 010992181A | IN | MD | Otolaryngology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1617753600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783987200000",
"number": "1427637313",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "250 N SHADELAND AVE",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462194959"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "355 W 16TH ST STE 3000",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462022207",
"telephone_number": "317-948-3226"
}
],
"practiceLocations": [
{
"address_1": "1130 W Michigan St",
"address_purpose": "LOCATION",
"city": "Indianapolis",
"state": "IN",
"postal_code": "462025209",
"country_code": "US",
"telephone_number": "317-278-1440",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "XIAO",
"first_name": "ADAM",
"middle_name": "YAO",
"name_prefix": "Dr.",
"credential": "MD, PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-04-07",
"last_updated": "2026-07-14",
"certification_date": "2026-07-14",
"status": "A"
},
"taxonomies": [
{
"code": "207Y00000X",
"taxonomy_group": "",
"desc": "Otolaryngology",
"state": "IN",
"license": "010992181A",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "300131511",
"state": "IN"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "AXIAO@DIRECT.IUHEALTH.ORG",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "355 W 16th St Ste 3000",
"city": "Indianapolis",
"state": "IN",
"country_code": "US",
"postal_code": "462022207",
"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 Jul 14, 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.