Individual provider Active NPI

Nathan Allan Maertz, M.D.

  • Diagnostic Radiology Physician
  • Indianapolis, IN
National Provider Identifier
1265639199
Registry record updated Feb 10, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
01068170 Issued in IN
Practice address
1701 N Senate Blvd
Radiology Dept
Indianapolis, IN 46202-1239
Phone
(317) 962-5740
NPI assigned
Jul 3, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 10, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Diagnostic Radiology Physician 2085R0202X 01068170 IN Primary

Addresses

Primary practice location

1701 N Senate Blvd
Radiology Dept
Indianapolis, IN 46202-1239

Mailing address

714 N Senate Ave
Ste 100
Indianapolis, IN 46202-3763
Phone (317) 715-6381

Other identifiers 1

IdentifierTypeStateIssuer
200990670MedicaidIN

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address nmaertz@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
I20100907001069 IN Practitioner - Diagnostic Radiology 2668596008 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Wisconsin School of Medicine, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Indiana University Radiology Associates IncGroup PAC ID 7315922267, 213 clinicians
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

1000 S Main St
Tipton, IN 46072-9753
Phone (765) 675-8538

10212 Lantern Rd
Fishers, IN 46037-9705
Phone (317) 841-5656

1111 Ronald Reagan Pkwy
Avon, IN 46123-7085
Phone (317) 963-0166

11725 N Illinois St
Suite 275
Carmel, IN 46032-4656
Phone (317) 817-1114

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

201 Pennsylvania Pkwy
Carmel, IN 46280-2301
Phone (317) 944-9400

2209 John R Wooden Dr
Morgan Hospital
Martinsville, IN 46151-1840
Phone (765) 349-6513

2401 W University Ave
Muncie, IN 47303-3428
Phone (765) 747-4274

2605 E Creeks Edge Dr
Bloomington, IN 47401-8368
Phone (812) 333-1933

2651 E Discovery Pkwy
Bloomington, IN 47408-9059
Phone (812) 353-9356

2900 16TH St
Bedford, IN 47421-3510
Phone (812) 275-1367

416 E Maumee St
Angola, IN 46703-2015
Phone (260) 667-5548

500 S Landmark Ave
Bloomington, IN 47403-3239
Phone (812) 333-7676

500 W Votaw St
Portland, IN 47371-1322
Phone (260) 726-1821

550 N University Blvd Room
Suite 0663
Indianapolis, IN 46202-5149

550 S Landmark Ave
Bloomington, IN 47403-3239
Phone (812) 353-2108

550 University Blvd
Indianapolis, IN 46202-5149
Phone (317) 948-7569

560 W Longest St
Paoli, IN 47454-9670
Phone (812) 723-7437

720 Eskeanzi Ave
Indianapolis, IN 46202-5166
Phone (317) 880-7360

820 Samuel Moore Pkwy
Mooresville, IN 46158-1467
Phone (317) 483-5070

8830 S Meridian St
Indianapolis, IN 46217-5029
Phone (317) 865-6675

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, LLC CurrentSince Oct 1, 2025 Accepting new patients
Indiana University Radiology Associates, Inc. Diagnostic Radiology CurrentSince Jul 11, 2010 Accepting new patients

Locations

5924 Reliable Pkwy
Chicago, IL 60686

1701 Senate Blvd
#C6
Indianapolis, IN 46202
Phone (317) 962-9000

250 N Shadeland Ave
Ste 200
Indianapolis, IN 46219
Phone (317) 962-4836

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

714 N Senate Ave
Ste 100
Indianapolis, IN 46202
Phone (317) 715-6402

Interoperability endpoints

  • Direct secure messaging: nmaertz15437@direct.eskenazihealth.edu
  • Direct secure messaging: nmaertz@direct.iuhealth.org

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 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": "1183420800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1612915200000",
    "number": "1265639199",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "714 N SENATE AVE",
            "address_2": "STE 100",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462023763",
            "telephone_number": "317-715-6381"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1701 N SENATE BLVD",
            "address_2": "RADIOLOGY DEPT",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462021239",
            "telephone_number": "317-962-5740"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAERTZ",
        "first_name": "NATHAN",
        "middle_name": "ALLAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-07-03",
        "last_updated": "2021-02-10",
        "certification_date": "2021-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "IN",
            "license": "01068170",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200990670",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nmaertz@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "1701 N Senate Blvd",
            "address_2": "Radiology Dept",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462021239",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.