Active NPI
Marjorie E. Okum, PH.D.
- Forensic Psychologist
- Lutherville, MD
National Provider Identifier
1851483788
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Forensic Psychologist
- License
- 0913
- Practice address
- 1205 York Rd
#39
Lutherville, MD 21093-6210 - Phone
- (410) 323-6099
- Fax
- (410) 323-6093
- NPI assigned
- Sep 28, 2006
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychologist | 103T00000X | 0913 | MD | |
| Clinical Psychologist | 103TC0700X | 0913 | MD | |
| Clinical Child & Adolescent Psychologist | 103TC2200X | 0913 | MD | |
| Forensic Psychologist | 103TF0200X | 0913 | MD | Primary |
Addresses
Primary practice location
1205 York Rd
#39
Lutherville, MD 21093-6210
Mailing address
111 Hamlet Hill Rd
#310
Baltimore, MD 21210-1556
Phone (410) 323-7999
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 |
|---|---|---|---|
| 0913 | MD | MD | Psychologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Levi Y. Breuer, Psy.D. | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Community/Behavioral Health Agency
- Columbia, MD
- NPI 1083901128
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1159401600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1851483788",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "111 HAMLET HILL RD",
"address_2": "#310",
"city": "BALTIMORE",
"state": "MD",
"postal_code": "212101556",
"telephone_number": "410-323-7999",
"fax_number": "410-323-6093"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1205 YORK RD",
"address_2": "#39",
"city": "LUTHERVILLE",
"state": "MD",
"postal_code": "210936210",
"telephone_number": "410-323-6099",
"fax_number": "410-323-6093"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OKUM",
"first_name": "MARJORIE",
"middle_name": "E.",
"name_prefix": "Dr.",
"credential": "PH.D.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2006-09-28",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "MD",
"license": "0913",
"primary": false
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "MD",
"license": "0913",
"primary": false
},
{
"code": "103TC2200X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical Child & Adolescent",
"state": "MD",
"license": "0913",
"primary": false
},
{
"code": "103TF0200X",
"taxonomy_group": "",
"desc": "Psychologist, Forensic",
"state": "MD",
"license": "0913",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lutherville, MD
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.