NPIMap

Organization Active NPI

Oasis Behavioral Health LLC

  • Psychiatric/Mental Health Nurse Practitioner
  • North Chelmsford, MA
National Provider Identifier
1154808301
Registry record updated Oct 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
Legal business name
OASIS BEHAVIORAL HEALTH LLC
Doing business as
Chelmsford Behavioral Health LLC
Practice address
73 Princeton St Ste 304
North Chelmsford, MA 01863-1581
Phone
(978) 455-3141
Fax
(978) 455-3069
NPI assigned
Jul 20, 2018
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 27, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Debbie Peters
Title
Office Manager
Phone
(978) 455-3141

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health CounselorGroup: 193200000X MULTI-SPECIALTY GROUP 101YM0800X
PsychologistGroup: 193200000X MULTI-SPECIALTY GROUP 103T00000X
Psychiatric/Mental Health Nurse PractitionerGroup: 193200000X MULTI-SPECIALTY GROUP 363LP0808X Primary

Addresses

Primary practice location

73 Princeton St Ste 304
North Chelmsford, MA 01863-1581

Mailing address

73 Princeton St Ste 304
North Chelmsford, MA 01863-1581
Phone (978) 455-3141

Other names 1

  • Chelmsford Behavioral Health LLC Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20180920003019 MA Part B Supplier - Clinic/Group Practice 4688925217 Receives reassigned benefits from 5 practitioners
Practice locations: N Chelmsford, MA

National Provider Directory

National Provider Directory

Locations

73 Princeton St
Ste 304
North Chelmsford, MA 01863
Phone (978) 455-3141

Practitioners & affiliated clinicians

Practitioners 6

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1532044800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1761523200000",
    "number": "1154808301",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "73 PRINCETON ST STE 304",
            "city": "NORTH CHELMSFORD",
            "state": "MA",
            "postal_code": "018631581",
            "telephone_number": "978-455-3141"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "73 PRINCETON ST STE 304",
            "city": "NORTH CHELMSFORD",
            "state": "MA",
            "postal_code": "018631581",
            "telephone_number": "978-455-3141",
            "fax_number": "978-455-3069"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OASIS BEHAVIORAL HEALTH LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2018-07-20",
        "last_updated": "2025-10-27",
        "certification_date": "2025-10-27",
        "status": "A",
        "authorized_official_last_name": "PETERS",
        "authorized_official_first_name": "DEBBIE",
        "authorized_official_title_or_position": "OFFICE MANAGER",
        "authorized_official_telephone_number": "978-455-3141"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychologist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Chelmsford Behavioral Health LLC",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in North Chelmsford, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 27, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.