James V Klas, M.D.

Primary specialty

Colon & Rectal Surgery PhysicianTaxonomy code 208C00000X

License

32319 Issued in WI

Practice address

2801 W KK River Pkwy
Suite 330
Milwaukee, WI 53215-3669

Phone

(414) 649-3240

Fax

(414) 649-3244

NPI assigned

Mar 14, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 1

Electronic endpoints 2

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

Specialty

Colorectal Surgery (Proctology)Also: General Surgery, Surgical Oncology

Education

University of Wisconsin School of Medicine, 1990

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: jklas9021@direct.myadvocateaurora.org

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.

• Aurora Medical Group, Inc.

  • Durable Medical Equipment & Medical Supplies
  • Manitowoc, WI
  • NPI 1801941075
  NPD (past)
• Southeast Surgical, S.C.

  • Surgery Physician
  • Milwaukee, WI
  • NPI 1154399582
  NPD (past)

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

{
    "created_epoch": "1142294400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1699228800000",
    "number": "1467420653",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 735044",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606735044"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2801 W KK RIVER PKWY",
            "address_2": "SUITE 330",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532153669",
            "telephone_number": "414-649-3240",
            "fax_number": "414-649-3244"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLAS",
        "first_name": "JAMES",
        "middle_name": "V",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-03-14",
        "last_updated": "2023-11-06",
        "certification_date": "2023-11-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208C00000X",
            "taxonomy_group": "",
            "desc": "Colon & Rectal Surgery",
            "state": "WI",
            "license": "32319",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "31752800",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "2801 W Kk River Pkwy",
            "address_2": "Suite 330",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532153669",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jklas9021@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "2801 W Kk River Pkwy",
            "address_2": "Suite 330",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532153669",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Mary Elizabeth Klahr, CSAC
• Natalie Klain, MS
• Sarah Drake Klajbor, MS
• Susan Jane Klapper, APNP
• Kristin Klarenbeek, PHARM.D, BCPS
• Susan Jo Ann Klas, PTA
• Sara Ann Klasinski, D.D.S.
• Christopher L. Klassen, M.D., PH.D.
• Brooke Marie Klatkiewicz, MS, RDN
• Benjamin Alan Klatt, RN, FNP.

• Colon & Rectal Surgery Physician in Milwaukee, WI
• Providers in Milwaukee, WI by specialty
• Colon & Rectal Surgery Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 6, 2023; 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.