Daniel R Langan II, CRNA

Primary specialty

Certified Registered Nurse AnesthetistTaxonomy code 367500000X

License

154282030 Issued in WI

Practice address

707 14TH St
Baraboo, WI 53913-1539

Phone

(608) 356-1400

Fax

(608) 356-1367

NPI assigned

Jul 1, 2006

Sex

Male

Sole proprietor

No

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

Enrollment records 1

Specialty

Certified Registered Nurse Anesthetist (Crna)

Education

Other, 2004

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mercy Health System CorporationGroup PAC ID 7416860440, shared by 14 NPIs, 749 clinicians

Dean Health Systems IncGroup PAC ID 7012827983, 1,174 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• SSM Health St Clare Hospital - Baraboo Hospital, Baraboo, WI, CCN 520057
• Mercy Health System Corp Hospital, Janesville, WI, CCN 520066
• Aspirus Divine Savior Hospital Hospital, Portage, WI, CCN 520041
• SSM Health St Mary'S Hospital - Madison Hospital, Madison, WI, CCN 520083

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Registered Nurse

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dlangan636501@direct.emplifyhealth.org
• Direct secure messaging: dlangan559196@direct-ehr-ssmhc.com

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.

• Dean Health Systems, Inc

  • Allergy & Immunology Physician
  • Madison, WI
  • NPI 1053358846
  Medicare reassignment Care Compare group
• Aurora Medical Group, Inc.

  • Certified Registered Nurse Anesthetist
  • Milwaukee, WI
  • NPI 1427271378

  Nurse Anesthetist, Certified Registered

  Medicare reassignment NPD
• Mercy Health System Corporation

  • Multi-Specialty Clinic/Center
  • Janesville, WI
  • NPI 1598718603
  Medicare reassignment NPD
• Mercy Health System Corporation

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  Medicare reassignment NPD
• Tomah Memorial Hospital Inc

  • Critical Access Hospital
  • Tomah, WI
  • NPI 1992970453
  Medicare reassignment NPD
• Aurora Medical Group, Inc.

  • Durable Medical Equipment & Medical Supplies
  • Oshkosh, WI
  • NPI 1326858044
  NPD
• Mercy Health System Corporation

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  NPD
• Tomah Memorial Hospital Inc

  • Medicare Defined Swing Bed Hospital Unit
  • Tomah, WI
  • NPI 1205978046
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Divine Savior Healthcare, Inc.

  • General Acute Care Hospital
  • Portage, WI
  • NPI 1124083894
  Care Compare affiliation
• Mercy Health System Corporation

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  Care Compare affiliation
• SSM Health Care of Wisconsin Inc

  • General Acute Care Hospital
  • Baraboo, WI
  • NPI 1386641207
  Care Compare affiliation
• SSM Health Care of Wisconsin, Inc.

  • General Acute Care Hospital
  • Madison, WI
  • NPI 1184621211
  Care Compare affiliation

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

{
    "created_epoch": "1151712000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1922037175",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "W9899 COUNTY ROAD X",
            "city": "PORTAGE",
            "state": "WI",
            "postal_code": "539018805",
            "telephone_number": "608-697-4277"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "707 14TH ST",
            "city": "BARABOO",
            "state": "WI",
            "postal_code": "539131539",
            "telephone_number": "608-356-1400",
            "fax_number": "608-356-1367"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2817 New Pinery Road",
            "address_2": "Divine Savior Healthcare Inc",
            "address_purpose": "LOCATION",
            "city": "Portage",
            "state": "WI",
            "postal_code": "539010387",
            "country_code": "US",
            "telephone_number": "608-742-4131",
            "fax_number": "608-742-6098",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "501 Gopher Dr",
            "address_purpose": "LOCATION",
            "city": "Tomah",
            "state": "WI",
            "postal_code": "546604513",
            "country_code": "US",
            "telephone_number": "608-697-4277",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 Mineral Point Ave",
            "address_purpose": "LOCATION",
            "city": "Janesville",
            "state": "WI",
            "postal_code": "535482982",
            "country_code": "US",
            "telephone_number": "608-756-6868",
            "fax_number": "608-756-6289",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LANGAN",
        "first_name": "DANIEL",
        "middle_name": "R",
        "name_suffix": "II",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-01",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "WI",
            "license": "154282030",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "44332000",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "707 14th St",
            "city": "Baraboo",
            "state": "WI",
            "country_code": "US",
            "postal_code": "539131539",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dlangan559196@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "dlangan559196@direct-ehr-ssmhc.com",
            "address_1": "707 14th St",
            "city": "Baraboo",
            "state": "WI",
            "country_code": "US",
            "postal_code": "539131539",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Borys Kusyk, DPM
• David P Kuter, MD
• Tammy L La Rocco, RN, MSN, APNP
• Elizabeth A Labroscian
• Sarah Briggs Lampman, PT
• Anna Lanman, LMT
• Julie Elizabeth Larsen, RD., C.D.
• Rachel Mallorn Larson, MSW
• Lau Companies Inc
• Peter T Laubach, LCSW, CADC

• Certified Registered Nurse Anesthetist in Baraboo, WI
• Providers in Baraboo, WI by specialty
• Certified Registered Nurse Anesthetist in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 2025; 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.