Kate Obrien Nutrition LLC

Primary specialty

Registered DietitianTaxonomy code 133V00000X

Legal business name

KATE OBRIEN NUTRITION LLC

Practice address

33 Marlboro Rd
Stow, MA 01775-1401

Phone

(978) 467-5533

NPI assigned

Jun 15, 2026

Last updated

Jun 15, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Katherine Obrien, RD, LDNNPI 1588129639

Title

Owner/Registered Dietitian

Phone

(978) 467-5533

Specialties & licenses 1

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Katherine O'Brien, RD, LDN

  • Registered Dietitian
  • Acton, MA
  • NPI 1588129639

  Dietitian, Registered

  NPD Authorized official

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

{
    "created_epoch": "1781481600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1781481600000",
    "number": "1730014523",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "33 MARLBORO RD",
            "city": "STOW",
            "state": "MA",
            "postal_code": "017751401",
            "telephone_number": "978-467-5533"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "33 MARLBORO RD",
            "city": "STOW",
            "state": "MA",
            "postal_code": "017751401",
            "telephone_number": "978-467-5533"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "KATE OBRIEN NUTRITION LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-06-15",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A",
        "authorized_official_last_name": "OBRIEN",
        "authorized_official_first_name": "KATHERINE",
        "authorized_official_title_or_position": "OWNER/REGISTERED DIETITIAN",
        "authorized_official_telephone_number": "978-467-5533",
        "authorized_official_credential": "RD, LDN"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Registered Dietitian in Stow, MA
• Providers in Stow, MA by specialty
• Registered Dietitian in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 15, 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.

Verify at the official NPI Registry.