Active NPI
Rynn Theo Hellion, LCSW
- Clinical Social Worker
- Braintree, MA
National Provider Identifier
1386413334
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- LCSW228781
- Practice address
- 1501 Washington St
Braintree, MA 02184-7599 - Phone
- (617) 847-1909
- NPI assigned
- Jan 1, 2024
- 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | LCSW228781 | MA | Primary |
Addresses
Primary practice location
1501 Washington St
Braintree, MA 02184-7599
Mailing address
79 Donald St Apt 34
Weymouth, MA 02188-3942
Phone (857) 867-2647
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 |
|---|---|---|---|
| LCSW228781 | MA | MD | Clinical Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1704067200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1767052800000",
"number": "1386413334",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "79 DONALD ST APT 34",
"city": "WEYMOUTH",
"state": "MA",
"postal_code": "021883942",
"telephone_number": "857-867-2647"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1501 WASHINGTON ST",
"city": "BRAINTREE",
"state": "MA",
"postal_code": "021847599",
"telephone_number": "617-847-1909"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HELLION",
"first_name": "RYNN",
"middle_name": "THEO",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2024-01-01",
"last_updated": "2025-12-30",
"certification_date": "2025-12-30",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "MA",
"license": "LCSW228781",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Braintree, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 30, 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.