Active NPI
Princess Judith Grenlear, LMSW
- Social Worker
- Waldorf, MD
National Provider Identifier
1174445795
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 30448
- Practice address
- 3050 Crain Hwy
Waldorf, MD 20601-2824 - Phone
- (240) 585-5142
- NPI assigned
- Jul 27, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | 30448 | MD | Primary |
Addresses
Primary practice location
3050 Crain Hwy
Waldorf, MD 20601-2824
Mailing address
4750 Coyle Rd Apt 404
Owings Mills, MD 21117-5087
Phone (443) 845-5039
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1785110400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785110400000",
"number": "1174445795",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4750 COYLE RD APT 404",
"city": "OWINGS MILLS",
"state": "MD",
"postal_code": "211175087",
"telephone_number": "443-845-5039"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3050 CRAIN HWY",
"city": "WALDORF",
"state": "MD",
"postal_code": "206012824",
"telephone_number": "240-585-5142"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GRENLEAR",
"first_name": "PRINCESS",
"middle_name": "JUDITH",
"credential": "LMSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2026-07-27",
"last_updated": "2026-07-27",
"certification_date": "2026-07-27",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "MD",
"license": "30448",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Waldorf, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 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.