Active NPI
Jennifer E. Mahoney, LMFT
- Marriage & Family Therapist
- Salem, MA
National Provider Identifier
1396456802
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Marriage & Family Therapist
- License
- 105826
- Practice address
- 5 Winthrop St Unit 1
Salem, MA 01970-3031 - Phone
- (323) 452-3133
- NPI assigned
- Dec 6, 2022
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Marriage & Family Therapist | 106H00000X | 10000417 | MA | |
| Marriage & Family Therapist | 106H00000X | 105826 | CA | Primary |
Addresses
Primary practice location
5 Winthrop St Unit 1
Salem, MA 01970-3031
Mailing address
203 Washington St # 156
Salem, MA 01970-3607
Phone (323) 452-3133
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Jan 2, 2026 through Jan 2, 2028
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 10000417 | MA | MD | Marriage & Family Therapist |
| 105826 | CA | MD | General Practice Dentistry |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1670284800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755734400000",
"number": "1396456802",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "203 WASHINGTON ST # 156",
"city": "SALEM",
"state": "MA",
"postal_code": "019703607",
"telephone_number": "323-452-3133"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5 WINTHROP ST UNIT 1",
"city": "SALEM",
"state": "MA",
"postal_code": "019703031",
"telephone_number": "323-452-3133"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MAHONEY",
"first_name": "JENNIFER",
"middle_name": "E.",
"name_prefix": "Ms.",
"credential": "LMFT",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2022-12-06",
"last_updated": "2025-08-21",
"certification_date": "2025-08-21",
"status": "A"
},
"taxonomies": [
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "MA",
"license": "10000417",
"primary": false
},
{
"code": "106H00000X",
"taxonomy_group": "",
"desc": "Marriage & Family Therapist",
"state": "CA",
"license": "105826",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Salem, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.