Individual provider Active NPI

Alejandro A Eisma, MD

  • Internal Medicine Physician
  • Winnebago, WI
National Provider Identifier
1225026990
Registry record updated Mar 4, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
43119 Issued in WI
Practice address
1300 South Drive
Winnebago Mental Health Institute
Winnebago, WI 54985-0009
Phone
(920) 235-4910
Fax
(920) 236-2931
NPI assigned
Oct 7, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 4, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 43119 WI Primary

Addresses

Primary practice location

1300 South Drive
Winnebago Mental Health Institute
Winnebago, WI 54985-0009

Mailing address

1855 S Koeller St
Oshkosh, WI 54902-6186
Phone (920) 223-7100

Other identifiers 1

IdentifierTypeStateIssuer
34115400MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
43119WIMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ascension Medical Group-Fox Valley Wisconsin, Inc PastSince Mar 19, 2023 Accepting new patients
Ascension Medical Group-Fox Valley Wisconsin, Inc Past Accepting new patients

Interoperability endpoints

  • Direct secure messaging: alejandro.eisma.1@18748.direct.athenahealth.com

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1128643200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1204588800000",
    "number": "1225026990",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1855 S KOELLER ST",
            "city": "OSHKOSH",
            "state": "WI",
            "postal_code": "549026186",
            "telephone_number": "920-223-7100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1300 SOUTH DRIVE",
            "address_2": "WINNEBAGO MENTAL HEALTH INSTITUTE",
            "city": "WINNEBAGO",
            "state": "WI",
            "postal_code": "549850009",
            "telephone_number": "920-235-4910",
            "fax_number": "920-236-2931"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "EISMA",
        "first_name": "ALEJANDRO",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-07",
        "last_updated": "2008-03-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WI",
            "license": "43119",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "34115400",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Winnebago, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 4, 2008; 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.