NPIMap

Individual provider Active NPI

Seth Benjamin Langsam, MD

  • Critical Care Medicine (Internal Medicine) Physician
  • Indianapolis, IN
National Provider Identifier
1225321797
Registry record updated Mar 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
01076665A Issued in IN
Practice address
1120 W Michigan St
CL 260
Indianapolis, IN 46202-5209
Phone
(317) 278-0042
Fax
(317) 278-0027
NPI assigned
May 17, 2011
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 16, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 4301098477 MI
Student in an Organized Health Care Education/Training Program 390200000X 4301098477 MI
Emergency Medicine Physician 207P00000X 01076665A IN
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 01076665A IN Primary

Addresses

Primary practice location

1120 W Michigan St
CL 260
Indianapolis, IN 46202-5209

Mailing address

1120 W Michigan St
CL 260
Indianapolis, IN 46202-5209
Phone (317) 278-0042

Other practice location 1

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, IN2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20140930002287 MI Practitioner - Emergency Medicine 2769602424 Reassigns benefits to 4 organizations
I20211122000298 IN Practitioner - Critical Care (Intensivists)Practitioner - Emergency Medicine 2769602424 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Cincinnati College of Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Ascension Medical Group PromedGroup PAC ID 7315856077, 255 clinicians

Practice addresses (Care Compare)

1521 Gull Rd
Kalamazoo, MI 49048-1640
Phone (269) 226-5165

220 Cherry St SE
Grand Rapids, MI 49503-4608
Phone (616) 685-5050

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01076665AINMDEmergency Medicine Physician
4301098477MIMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group, LLC CurrentSince Apr 1, 2025 Accepting new patients
Indiana Clinic Critical Care LLC Critical Care Medicine CurrentSince Nov 20, 2021 Accepting new patients
Advantage Health Saint Mary'S Medical Group CurrentSince Jan 1, 2025 Accepting new patients
Ascension Borgess Hospital CurrentSince Jul 1, 2015 Accepting new patients
Advantage Health/Saint Mary'S Medical Group Current Accepting new patients
Advantage Health Saint Mary'S Medical Group CurrentSince Jan 1, 2025 Accepting new patients
Ascension Medical Group Promed CurrentSince Aug 29, 2018 Accepting new patients
Ascension Borgess Hospital CurrentSince Jul 1, 2015 Accepting new patients
Epmg of Michigan, P.C. Emergency Medicine CurrentSince Aug 20, 2014 Accepting new patients
Ascension Medical Group Promed Current Accepting new patients
Promed Healthcare CurrentSince Aug 29, 2018 Accepting new patients

Locations

2574 Reliable Pkwy
Chicago, IL 60686

1801 Senate Blvd
Ste 230
Indianapolis, IN 46202
Phone (317) 962-5280

1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754

250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174

10047 Crossroad Ct SE
Caledonia, MI 49316
Phone (616) 685-8850

220 Cherry St SE
Grand Rapids, MI 49503
Phone (616) 685-5576

620 Byron Rd
Howell, MI 48843
Phone (517) 545-5450

1521 Gull Rd
Kalamazoo, MI 49048
Phone (269) 226-5165

411 Naomi St
Plainwell, MI 49080
Phone (269) 685-0700

7901 Angling Rd
Portage, MI 49024
Phone (269) 324-8405

Interoperability endpoints

  • Direct secure messaging: slangsam3867062@direct.trinity-health.org

Organizations & group practices 11

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.

Hospital & facility affiliations 6

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

NPI Registry JSON

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

{
    "created_epoch": "1305590400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742083200000",
    "number": "1225321797",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1120 W MICHIGAN ST",
            "address_2": "CL 260",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025209",
            "telephone_number": "317-278-0042",
            "fax_number": "317-278-0027"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1120 W MICHIGAN ST",
            "address_2": "CL 260",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025209",
            "telephone_number": "317-278-0042",
            "fax_number": "317-278-0027"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1701 N Senate Blvd",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462021239",
            "country_code": "US",
            "telephone_number": "888-484-3258",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LANGSAM",
        "first_name": "SETH",
        "middle_name": "BENJAMIN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-05-17",
        "last_updated": "2025-03-16",
        "certification_date": "2025-03-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MI",
            "license": "4301098477",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "MI",
            "license": "4301098477",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IN",
            "license": "01076665A",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IN",
            "license": "01076665A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.