Active NPI
Marissa Wallace, LMSW
- School Social Worker
- Hyattsville, MD
National Provider Identifier
1114835154
On this page
Key facts
NPPES NPI Registry- Primary specialty
- School Social Worker
- License
- LMSW-35352
- Practice address
- 8200 Professional PL Ste 107
Hyattsville, MD 20785-2293 - Phone
- (301) 710-8270
- NPI assigned
- Aug 31, 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 |
|---|---|---|---|---|
| School Social Worker | 1041S0200X | LMSW-35352 | MD | Primary |
Addresses
Primary practice location
8200 Professional PL Ste 107
Hyattsville, MD 20785-2293
Mailing address
2804 Trumpeter CT
Waldorf, MD 20601-2613
Phone (757) 472-7978
Other practice location 1
5410 Kirby Rd
Clinton, MD 20735-1421
Phone (301) 449-4980
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1788134400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788134400000",
"number": "1114835154",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2804 TRUMPETER CT",
"city": "WALDORF",
"state": "MD",
"postal_code": "206012613",
"telephone_number": "757-472-7978"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8200 PROFESSIONAL PL STE 107",
"city": "HYATTSVILLE",
"state": "MD",
"postal_code": "207852293",
"telephone_number": "301-710-8270"
}
],
"practiceLocations": [
{
"address_1": "5410 Kirby Rd",
"address_purpose": "LOCATION",
"city": "Clinton",
"state": "MD",
"postal_code": "207351421",
"country_code": "US",
"telephone_number": "301-449-4980",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WALLACE",
"first_name": "MARISSA",
"credential": "LMSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2026-08-31",
"last_updated": "2026-08-31",
"certification_date": "2026-08-31",
"status": "A"
},
"taxonomies": [
{
"code": "1041S0200X",
"taxonomy_group": "",
"desc": "Social Worker, School",
"state": "MD",
"license": "LMSW-35352",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Hyattsville, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 31, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.