Active NPI
Rachel Lyn Gunn, PHD
- Clinical Psychologist
- Indianapolis, IN
National Provider Identifier
1073430617
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 20044084A
- Practice address
- 355 W 16TH St Ste 2800
Indianapolis, IN 46202-2279 - Phone
- (317) 963-7300
- NPI assigned
- Jul 3, 2026
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 20044084A | IN | Primary |
| Clinical Psychologist | 103TC0700X | PS01818 | RI | |
| Addiction (Substance Use Disorder) Psychologist | 103TA0400X | 20044084A | IN |
Addresses
Primary practice location
355 W 16TH St Ste 2800
Indianapolis, IN 46202-2279
Mailing address
250 N Shadeland Ave
Indianapolis, IN 46219-4959
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 300135603 | Medicaid | IN |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | rgunn@direct.iuhealth.org | Direct |
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)
- Enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1783036800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788480000000",
"number": "1073430617",
"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 2800",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462022279",
"telephone_number": "317-963-7300"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GUNN",
"first_name": "RACHEL",
"middle_name": "LYN",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-07-03",
"last_updated": "2026-09-04",
"certification_date": "2026-09-04",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "IN",
"license": "20044084A",
"primary": true
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "RI",
"license": "PS01818",
"primary": false
},
{
"code": "103TA0400X",
"taxonomy_group": "",
"desc": "Psychologist, Addiction (Substance Use Disorder)",
"state": "IN",
"license": "20044084A",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "300135603",
"state": "IN"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "rgunn@direct.iuhealth.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "355 W 16th St Ste 2800",
"city": "Indianapolis",
"state": "IN",
"country_code": "US",
"postal_code": "462022279",
"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 Sep 4, 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.