Individual provider Active NPI

Marcus S. Schamberger, MD

  • Pediatric Cardiology Physician
  • Indianapolis, IN
National Provider Identifier
1316962640
Registry record updated Feb 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Cardiology PhysicianTaxonomy code 2080P0202X
License
01044901 Issued in IN
Practice address
705 Riley Hospital Dr
Ri 1134
Indianapolis, IN 46202-5109
Phone
(317) 944-8906
Fax
(317) 944-9330
NPI assigned
Jul 13, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Congenital Heart Disease Physician 207RA0002X 01044901A IN
Pediatric Cardiology Physician 2080P0202X 01044901 IN Primary

Addresses

Primary practice location

705 Riley Hospital Dr
Ri 1134
Indianapolis, IN 46202-5109

Mailing address

PO Box 719094
Chicago, IL 60677-9318
Phone (317) 777-6435

Other practice location 1

720 Eskenazi Ave
Indianapolis, IN 46202-5187
Phone (317) 880-7666

Other identifiers 3

IdentifierTypeStateIssuer
200218060MedicaidIN
4840812MedicaidMI
2953954MedicaidOH

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address mschamberger51573@direct.eskenazihealth.edu
Direct Messaging Address mschambe@direct.iuhealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN
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
I20110125000818 IN Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Pediatric MedicinePractitioner - Adult Congenital Heart Disease (Achd) 8628257466 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)Also: Adult Congenital Heart Disease (Achd), Pediatric Medicine
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group Riley Specialists LLCGroup PAC ID 9638669815, 285 clinicians

Practice addresses (Care Compare)

705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone (888) 484-3258

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group Riley Specialists, LLC CurrentSince Jan 1, 2026 Accepting new patients
The Health and Hospital Corporation of Marion County CurrentSince Jun 14, 2025 Accepting new patients
The Health and Hospital Corporation of Marion County CurrentSince Jun 14, 2025 Accepting new patients

Locations

705 Riley Hospital Dr
#127
Indianapolis, IN 46202
Phone (317) 274-8906

720 Eskenazi Ave
Indianapolis, IN 46202
Phone (317) 880-0000

705 Riley Hospital Dr
#1134
Indianapolis, IN 46202
Phone (317) 944-8906

705 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 274-4779

Organizations & group practices 3

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 1

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": "1152748800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770336000000",
    "number": "1316962640",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 719094",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606779318",
            "telephone_number": "317-777-6435",
            "fax_number": "317-777-6644"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "705 RILEY HOSPITAL DR",
            "address_2": "RI 1134",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025109",
            "telephone_number": "317-944-8906",
            "fax_number": "317-944-9330"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "720 Eskenazi Ave",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462025187",
            "country_code": "US",
            "telephone_number": "317-880-7666",
            "fax_number": "317-880-0448",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SCHAMBERGER",
        "first_name": "MARCUS",
        "middle_name": "S.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-13",
        "last_updated": "2026-02-06",
        "certification_date": "2026-02-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RA0002X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Adult Congenital Heart Disease",
            "state": "IN",
            "license": "01044901A",
            "primary": false
        },
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "IN",
            "license": "01044901",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200218060",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "4840812",
            "state": "MI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2953954",
            "state": "OH"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mschamberger51573@direct.eskenazihealth.edu",
            "affiliation": "N",
            "address_1": "720 Eskenazi Ave",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025187",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mschambe@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "705 Riley Hospital Dr",
            "address_2": "RI 1134",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025109",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.