Individual provider Active NPI

Nikita Ramanathan, MD

  • Surgery Physician
  • Carmel, IN
National Provider Identifier
1992265318
Registry record updated Dec 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
01093686A Issued in IN
Practice address
11725 Illinois St
Carmel, IN 46032-3008
Phone
(317) 688-4864
Fax
(317) 968-1144
NPI assigned
Mar 21, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 23, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 01093686A IN Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

11725 Illinois St
Carmel, IN 46032-3008

Mailing address

11725 Illinois St
Carmel, IN 46032-3008
Phone (317) 688-4864

Other practice location 1

Baystate Medical Center 759 Chestnut Street
Springfield, MA 01199-0001
Phone (413) 794-0000

Other practice location 2

1801 N Senate Blvd
Indianapolis, IN 46202-1228
Phone (317) 962-0481

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address nramanathan@direct.iuhealth.org Direct
Direct Messaging Address nramanathan@direct.iuhealth.org Direct

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
I20240620002617 IN Practitioner - General Surgery 9739414764 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
Wayne State University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University Surgeons IncGroup PAC ID 9436171949, 126 clinicians
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

11725 Illinois St
Carmel, IN 46032-3008
Phone (317) 688-4864

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

Hospital & facility affiliations

  • Indiana University Health Hospital, Indianapolis, IN, CCN 150056
  • Iu Health West Hospital Hospital, Avon, IN, CCN 150158

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Hernia repair - groin (open)1-10
Hernia repair (minimally invasive)1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group, LLC CurrentSince Jan 1, 2026 Accepting new patients

Locations

11700 N Meridian St
Carmel, IN 46032
Phone (317) 688-2000

11725 Illinois St
Carmel, IN 46032
Phone (317) 617-4808

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

550 University Blvd
Indianapolis, IN 46202
Phone (217) 274-5000

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

1801 Senate Blvd
Indianapolis, IN 46202
Phone (317) 929-8880

Organizations & group practices 2

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 2

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": "1553126400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766448000000",
    "number": "1992265318",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11725 ILLINOIS ST",
            "city": "CARMEL",
            "state": "IN",
            "postal_code": "460323008",
            "telephone_number": "317-688-4864"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11725 ILLINOIS ST",
            "city": "CARMEL",
            "state": "IN",
            "postal_code": "460323008",
            "telephone_number": "317-688-4864",
            "fax_number": "317-968-1144"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "Baystate Medical Center 759 Chestnut Street",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "MA",
            "postal_code": "011990001",
            "country_code": "US",
            "telephone_number": "413-794-0000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1801 N Senate Blvd",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462021228",
            "country_code": "US",
            "telephone_number": "317-962-0481",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RAMANATHAN",
        "first_name": "NIKITA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-21",
        "last_updated": "2025-12-23",
        "certification_date": "2025-12-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "IN",
            "license": "01093686A",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nramanathan@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1801 N Senate Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462021228",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nramanathan@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "11725 Illinois St",
            "city": "Carmel",
            "state": "IN",
            "country_code": "US",
            "postal_code": "460323008",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Carmel, IN

Sources for this page

Verify at the official NPI Registry.