Jason P Oliveira, RD, LDN

Primary specialty

Registered DietitianTaxonomy code 133V00000X

License

LDN00553 Issued in RI

Practice address

67 Durham St
Providence, RI 02908-1522

Phone

(401) 585-4560

Fax

(845) 840-1371

NPI assigned

May 24, 2011

Sex

Male

Sole proprietor

Yes

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

• Lifefit Nutrition LLC

  • Registered Dietitian
  • Providence, RI
  • NPI 1013597764

  Dietitian, Registered, FL, RI

  Medicare reassignment NPD Authorized official
• Associates in Nutrition

  • Registered Dietitian
  • Cranston, RI
  • NPI 1891420451

  Dietitian, Registered

  NPD (past)
• Healthwayri,Inc.

  • Internal Medicine Physician
  • Cranston, RI
  • NPI 1376675470
  NPD (past)
• Mrsrd, LLC

  • Point of Service
  • Milford, NH
  • NPI 1598018467
  NPD (past)

Specialty

Registered Dietitian Or Nutrition Professional

Education

Other, 2004

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare fee-for-service enrollment

Enrolled in RI, FL2 enrollments

Enrollment records 2

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on May 12, 2026.

{
    "created_epoch": "1306195200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778544000000",
    "number": "1033402003",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4255 COLLINGSWOOD BLVD",
            "city": "PORT CHARLOTTE",
            "state": "FL",
            "postal_code": "339488819",
            "telephone_number": "401-585-4560",
            "fax_number": "845-840-1371"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "67 DURHAM ST",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029081522",
            "telephone_number": "401-585-4560",
            "fax_number": "845-840-1371"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4255 Collingswood Blvd",
            "address_purpose": "LOCATION",
            "city": "Port Charlotte",
            "state": "FL",
            "postal_code": "339488819",
            "country_code": "US",
            "telephone_number": "401-585-4560",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLIVEIRA",
        "first_name": "JASON",
        "middle_name": "P",
        "name_prefix": "Mr.",
        "credential": "RD, LDN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2011-05-24",
        "last_updated": "2026-05-12",
        "certification_date": "2026-05-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "RI",
            "license": "LDN00553",
            "primary": true
        },
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "MA",
            "license": "2246",
            "primary": false
        },
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "FL",
            "license": "ND11059",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Olive Branch Nutrition Therapy LLC
• Mariana Oliveira de Castro Alves, MD
• Amy Louise Oliveira, R.N.
• Cassandra Sousa Oliveira
• Jamie Oliveira
• Laurie-Ann Oliveira, LICSW
• Melissa Oliveira, R.N.
• Wendy Oliveira
• Yvette L. Oliveira, NP
• Karen Oliver, PHD

• All providers in Providence, RI
• Registered Dietitian in Rhode Island

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.