Active NPI
Stephan Hohlbaum, PSYD, LPC
- Psychologist
- Hummelstown, PA
National Provider Identifier
1215723663
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- PS020619
- Practice address
- 1371 Sand Hill Rd
Hummelstown, PA 17036-9791 - Phone
- (717) 500-2664
- NPI assigned
- Apr 15, 2025
- 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 |
|---|---|---|---|---|
| Psychologist | 103T00000X | PS020619 | PA | Primary |
| Professional Counselor | 101YP2500X | PC017859 | PA |
Addresses
Primary practice location
1371 Sand Hill Rd
Hummelstown, PA 17036-9791
Mailing address
1371 Sand Hill Rd
Hummelstown, PA 17036-9791
Phone (717) 500-2664
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)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| PC017859 | PA | MD | Professional Counselor |
| PS020619 | PA | MD | Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1744675200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769731200000",
"number": "1215723663",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1371 SAND HILL RD",
"city": "HUMMELSTOWN",
"state": "PA",
"postal_code": "170369791",
"telephone_number": "717-500-2664"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1371 SAND HILL RD",
"city": "HUMMELSTOWN",
"state": "PA",
"postal_code": "170369791",
"telephone_number": "717-500-2664"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HOHLBAUM",
"first_name": "STEPHAN",
"name_prefix": "Dr.",
"credential": "PSYD, LPC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-04-15",
"last_updated": "2026-01-30",
"certification_date": "2026-01-30",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "PA",
"license": "PS020619",
"primary": true
},
{
"code": "101YP2500X",
"taxonomy_group": "",
"desc": "Counselor, Professional",
"state": "PA",
"license": "PC017859",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Hummelstown, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 30, 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.