Individual provider Active NPI

Mariano L Rosales Jr., M.D.

  • Adolescent Medicine (Internal Medicine) Physician
  • Waupun, WI
National Provider Identifier
1982658118
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adolescent Medicine (Internal Medicine) PhysicianTaxonomy code 207RA0000X
License
21906 Issued in WI
Practice address
600 Fern St
Waupun, WI 53963-1018
Phone
(920) 324-3559
Fax
(920) 324-0258
NPI assigned
May 20, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Adolescent Medicine (Internal Medicine) Physician 207RA0000X 21906 WI Primary

Addresses

Primary practice location

600 Fern St
Waupun, WI 53963-1018

Mailing address

600 Fern St
Waupun, WI 53963-1018
Phone (920) 324-3559

Other identifiers 1

IdentifierTypeStateIssuer
30219800MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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 1

Enrollment IDStateProvider typePAC IDDetails
I20040603000725 WI Practitioner - Internal Medicine 0244211662

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
21906WIMDAdolescent Medicine (Internal Medicine) Physician

NPI Registry JSON

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

{
    "created_epoch": "1148083200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1982658118",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "600 FERN ST",
            "city": "WAUPUN",
            "state": "WI",
            "postal_code": "539631018",
            "telephone_number": "920-324-3559",
            "fax_number": "920-324-0258"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 FERN ST",
            "city": "WAUPUN",
            "state": "WI",
            "postal_code": "539631018",
            "telephone_number": "920-324-3559",
            "fax_number": "920-324-0258"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROSALES",
        "first_name": "MARIANO",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-20",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RA0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Adolescent Medicine",
            "state": "WI",
            "license": "21906",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30219800",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Waupun, WI

Sources for this page

Verify at the official NPI Registry.