Active NPI
Michael John Cook, LMSW
- Social Worker
- Upper Marlboro, MD
National Provider Identifier
1396694717
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- G07592
- Practice address
- 9500 Medical Center Dr Ste 420
Upper Marlboro, MD 20774-3716 - Phone
- (240) 490-3177
- NPI assigned
- Jan 27, 2026
- 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 |
|---|---|---|---|---|
| Social Worker | 104100000X | G07592 | MD | Primary |
Addresses
Primary practice location
9500 Medical Center Dr Ste 420
Upper Marlboro, MD 20774-3716
Mailing address
9500 Medical Center Dr Ste 420
Upper Marlboro, MD 20774-3716
Phone (240) 490-3177
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 |
|---|---|---|---|
| G07592 | MD | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1769472000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769472000000",
"number": "1396694717",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9500 MEDICAL CENTER DR STE 420",
"city": "UPPER MARLBORO",
"state": "MD",
"postal_code": "207743716",
"telephone_number": "240-490-3177"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9500 MEDICAL CENTER DR STE 420",
"city": "UPPER MARLBORO",
"state": "MD",
"postal_code": "207743716",
"telephone_number": "240-490-3177"
}
],
"practiceLocations": [],
"basic": {
"last_name": "COOK",
"first_name": "MICHAEL",
"middle_name": "JOHN",
"credential": "LMSW",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-01-27",
"last_updated": "2026-01-27",
"certification_date": "2026-01-27",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "MD",
"license": "G07592",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Upper Marlboro, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 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.