Active NPI
The Listening Room Psychological Services, PLLC
- Clinical Psychologist
- Watertown, MA
National Provider Identifier
1629913546
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- Legal business name
- THE LISTENING ROOM PSYCHOLOGICAL SERVICES, PLLC
- Practice address
- 43 Mount Auburn St
Watertown, MA 02472-3924 - Phone
- (617) 744-9081
- NPI assigned
- Apr 20, 2026
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Sevan Makhoulian, PH.D.
- Title
- Clinical Psychologist
- Phone
- (248) 909-7990
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | Primary |
Addresses
Primary practice location
43 Mount Auburn St
Watertown, MA 02472-3924
Mailing address
11 Edwin Rd
Waltham, MA 02453-8209
Phone (248) 909-7990
National Provider Directory
National Provider DirectoryLocations
43 Mount Auburn St
Watertown, MA 02472
Phone (617) 319-6580
Practitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
-
- Clinical Psychologist
- Watertown, MA
- NPI 1750762936
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1776643200000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1776643200000",
"number": "1629913546",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "11 EDWIN RD",
"city": "WALTHAM",
"state": "MA",
"postal_code": "024538209",
"telephone_number": "248-909-7990"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "43 MOUNT AUBURN ST",
"city": "WATERTOWN",
"state": "MA",
"postal_code": "024723924",
"telephone_number": "617-744-9081"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "THE LISTENING ROOM PSYCHOLOGICAL SERVICES, PLLC",
"organizational_subpart": "NO",
"enumeration_date": "2026-04-20",
"last_updated": "2026-04-20",
"certification_date": "2026-04-20",
"status": "A",
"authorized_official_last_name": "MAKHOULIAN",
"authorized_official_first_name": "SEVAN",
"authorized_official_title_or_position": "CLINICAL PSYCHOLOGIST",
"authorized_official_telephone_number": "248-909-7990",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "PH.D."
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Psychologist, Clinical",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Watertown, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 20, 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.