Active NPI
Elgan Baker, PH.D.
- Health Service Psychologist
- Indianapolis, IN
National Provider Identifier
1740316736
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Health Service Psychologist
- License
- 20010315A
- Practice address
- 4401 Central Ave
Indianapolis, IN 46205-1822 - Phone
- (317) 923-2333
- Fax
- (317) 923-2367
- NPI assigned
- Feb 26, 2007
- 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 |
|---|---|---|---|---|
| Health Service Psychologist | 103TH0100X | 20010315A | IN | Primary |
| Clinical Psychologist | 103TC0700X | 20010315A | IN |
Addresses
Primary practice location
4401 Central Ave
Indianapolis, IN 46205-1822
Mailing address
4401 Central Ave
Indianapolis, IN 46205-1822
Phone (317) 923-2333
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
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 20010315A | IN | MD | Clinical Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1172448000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1740316736",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4401 CENTRAL AVE",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462051822",
"telephone_number": "317-923-2333",
"fax_number": "317-923-2367"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4401 CENTRAL AVE",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462051822",
"telephone_number": "317-923-2333",
"fax_number": "317-923-2367"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BAKER",
"first_name": "ELGAN",
"name_prefix": "Dr.",
"credential": "PH.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-02-26",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "103TH0100X",
"taxonomy_group": "",
"desc": "Psychologist, Health Service",
"state": "IN",
"license": "20010315A",
"primary": true
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "IN",
"license": "20010315A",
"primary": false
}
],
"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 Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.