Individual provider Active NPI

Alexis Casimir

  • Acute Care Nurse Practitioner
  • Lowell, MA
National Provider Identifier
1083221659
Registry record updated Jun 2, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
RN2312584 Issued in MA
Practice address
495 Varnum Ave
Lowell, MA 01854-2123
Phone
(978) 937-6209
NPI assigned
Sep 28, 2020
Last updated
Jun 2, 2022By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 2, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X RN2312584 MA Primary
Gerontology Nurse Practitioner 363LG0600X RN2312584 MA

Addresses

Primary practice location

495 Varnum Ave
Lowell, MA 01854-2123

Mailing address

349 Brook Village Rd Apt 28
Nashua, NH 03062-2864
Phone (603) 361-7803

Other practice location 1

41 Mall Rd
Burlington, MA 01805-2123
Phone (781) 744-8000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, NH2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20220517002366 MA Practitioner - Nurse Practitioner 1557748365 Reassigns benefits to 1 organization
I20230223000389 NH Practitioner - Nurse Practitioner 1557748365 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Elliot Professional ServicesGroup PAC ID 6103727920, 429 clinicians
Novella Infusion LLCGroup PAC ID 1254742471, 14 clinicians
Intensive Care Consortium IncGroup PAC ID 0244269413, 485 clinicians

Practice addresses (Care Compare)

1 Elliot Way
Manchester, NH 03103-3502
Phone (603) 622-6484

171 Pleasant St
Suite 201
Concord, NH 03301-2625
Phone (603) 836-9869

333 Borthwick Ave
Portsmouth, NH 03801-4198
Phone (603) 436-5110

One Elliot Way
100 Elliot Cardiovascular Consultants
Manchester, NH 03103-3502
Phone (603) 627-1669

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
RN2312584MAMDAcute Care Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Catholic Medical Center CurrentSince Feb 10, 2023 Accepting new patients
Appledore Medical Group Dba Woodbury Family Practice CurrentSince Jun 25, 2025 Accepting new patients
Elliot Professional Services CurrentSince Feb 1, 2026 Accepting new patients
Catholic Medical Center CurrentSince Feb 10, 2023 Accepting new patients
Novella Infusion LLC CurrentSince Aug 7, 2024 Accepting new patients
Intensive Care Consortium Inc CurrentSince Jul 31, 2025 Accepting new patients
Novella Medicine Services of Massachusetts, PLLC CurrentSince Aug 12, 2024 Accepting new patients
Appledore Medical Group, Inc CurrentSince Jun 25, 2025 Accepting new patients
Novella Medicine Services of Massachusetts, PLLC CurrentSince Aug 12, 2024 Accepting new patients
Novella Infusion LLC CurrentSince Aug 7, 2024 Accepting new patients
Neonatal and Pediatric Intensivist Services of New Hampshire, LLC Past Accepting new patients

Locations

198 Charlton Rd
Ste 206
Sturbridge, MA 01566
Phone (508) 765-1600

210 Bear Hill Rd
Ste 204
Waltham, MA 02451
Phone (518) 321-4537

506 Groton Rd
Ste B
Westford, MA 01886

171 Pleasant St
Ste 201
Concord, NH 03301

100 McGregor St
Manchester, NH 03102
Phone (603) 663-6931

297 Daniel Webster Hwy
Ste 2
Merrimack, NH 03054
Phone (603) 236-0776

330 Borthwick Ave
Ste 201
Portsmouth, NH 03801
Phone (603) 431-5242

330 Borthwick Ave
Ste 308
Portsmouth, NH 03801
Phone (603) 431-5242

333 Bothwick Ave
Portsmouth, NH 03801
Phone (603) 433-4907

2000 Health Park Dr
Brentwood, TN 37027
Phone (615) 372-5426

Interoperability endpoints

  • Direct secure messaging: acasimir183367@direct.bilh.masshiway.net
  • Direct secure messaging: acasimir26856@tuftsmedicine.direct-ci.com

Organizations & group practices 11

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1601251200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1654128000000",
    "number": "1083221659",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "349 BROOK VILLAGE RD APT 28",
            "city": "NASHUA",
            "state": "NH",
            "postal_code": "030622864",
            "telephone_number": "603-361-7803"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "495 VARNUM AVE",
            "city": "LOWELL",
            "state": "MA",
            "postal_code": "018542123",
            "telephone_number": "978-937-6209"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "41 Mall Rd",
            "address_purpose": "LOCATION",
            "city": "Burlington",
            "state": "MA",
            "postal_code": "018052123",
            "country_code": "US",
            "telephone_number": "781-744-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CASIMIR",
        "first_name": "ALEXIS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-09-28",
        "last_updated": "2022-06-02",
        "certification_date": "2022-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MA",
            "license": "RN2312584",
            "primary": true
        },
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "MA",
            "license": "RN2312584",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lowell, MA

Sources for this page

Verify at the official NPI Registry.