Active NPI
David Randal Hessl, PH.D.
- Psychologist
- Sacramento, CA
National Provider Identifier
1023092855
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- PL16690
- Practice address
- 2230 Stockton Blvd
Sacramento, CA 95817-1419 - Phone
- (916) 734-2972
- NPI assigned
- Dec 5, 2005
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychologist | 103T00000X | PL16690 | CA | Primary |
Addresses
Primary practice location
2230 Stockton Blvd
Sacramento, CA 95817-1419
Mailing address
2230 Stockton Blvd
Sacramento, CA 95817-1419
Phone (916) 734-2972
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00PL166900 | Medicaid | CA |
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 |
|---|---|---|---|
| PL16690 | CA | MD | Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1133740800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1023092855",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2230 STOCKTON BLVD",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958171419",
"telephone_number": "916-734-2972"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2230 STOCKTON BLVD",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958171419",
"telephone_number": "916-734-2972"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HESSL",
"first_name": "DAVID",
"middle_name": "RANDAL",
"credential": "PH.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-12-05",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "CA",
"license": "PL16690",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00PL166900",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Sacramento, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.