John C Marxer, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

01089404A Issued in IN

Practice address

1130 West Michigan Street
FH 204
Indianapolis, IN 46202-5209

Phone

(317) 274-0076

Fax

(317) 274-0256

NPI assigned

Mar 27, 2020

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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

Specialty

Anesthesiology

Education

Indiana University School of Medicine, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Indiana University Health Hospital, Indianapolis, IN, CCN 150056

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jmarxer@direct.iuhealth.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.

• Iu Health Medical Group, LLC

  • General Practice Physician
  • Indianapolis, IN
  • NPI 1326893777
  Medicare reassignment Care Compare group NPD

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

• Indiana University Health Inc

  • General Acute Care Hospital
  • Indianapolis, IN
  • NPI 1144266024
  Care Compare affiliation

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

{
    "created_epoch": "1585267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743465600000",
    "number": "1609404631",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1130 WEST MICHIGAN STREET",
            "address_2": "FH 204",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025209",
            "telephone_number": "317-274-0076",
            "fax_number": "317-274-0256"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1130 WEST MICHIGAN STREET",
            "address_2": "FH 204",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025209",
            "telephone_number": "317-274-0076",
            "fax_number": "317-274-0256"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "550 University Blvd",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462025149",
            "country_code": "US",
            "telephone_number": "317-274-0275",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARXER",
        "first_name": "JOHN",
        "middle_name": "C",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-27",
        "last_updated": "2025-04-01",
        "certification_date": "2025-04-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IN",
            "license": "01089404A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "JMARXER@DIRECT.IUHEALTH.ORG",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "550 University Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025149",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Joseph Marvar
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• Cylie Drew Marx
• Patrick Thomas Marx, MD
• Mary Beth Winter
• Mary D Bush, MD,PC
• Mary Ellen Snyder, DDS, PC
• Mary Rigg Neighborhood Center, Inc.
• Mary'S Precious Care LLC

• Anesthesiology Physician in Indianapolis, IN
• Providers in Indianapolis, IN by specialty
• Anesthesiology Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 1, 2025; 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.