Rachel Marie Occhiogrosso, MD

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

84442 Issued in WI

Practice address

1000 N Oak Ave
Marshfield, WI 54449-5703

Phone

(715) 387-5511

NPI assigned

Jun 20, 2023

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in WI, IL2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

HospitalistAlso: Pediatric Medicine

Education

Other, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1687219200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782086400000",
    "number": "1902581762",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 HERITAGE DR APT 90206",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544499032",
            "telephone_number": "631-530-1699"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 N OAK AVE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544495703",
            "telephone_number": "715-387-5511"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OCCHIOGROSSO",
        "first_name": "RACHEL",
        "middle_name": "MARIE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-06-20",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "WI",
            "license": "100013851",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "WI",
            "license": "84442",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diarmuid A O'Neill, MD
• Niav O'Neill, MD
• Jeffrey O'Reilly
• Michael Oberg, MD
• Kristen M Obernberger, RN
• Kate Oconnor, NP
• Katharine Hobart Odell, PHD, CCC-SLP
• Matthew James Oelstrom, M.D.
• Rebekah A. Oetken, R.N.
• Kelsie-Marie Offenwanger, PSY.D

• Hospitalist Physician in Marshfield, WI
• Providers in Marshfield, WI by specialty
• Hospitalist Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.