Individual provider Active NPI

Patrick J Loehrer Sr., MD

  • Hematology & Oncology Physician
  • Indianapolis, IN
National Provider Identifier
1245296847
Registry record updated Mar 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
01030846A Issued in IN
Practice address
535 Barnhill Dr
RT 448
Indianapolis, IN 46202-5116
Phone
(317) 278-7418
NPI assigned
Apr 22, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 25, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 01030846A IN
Hematology & Oncology Physician 207RH0003X 01030846 IN
Medical Oncology Physician 207RX0202X 01030846A IN
Hematology & Oncology Physician 207RH0003X 01030846A IN Primary

Addresses

Primary practice location

535 Barnhill Dr
RT 448
Indianapolis, IN 46202-5116

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Other practice location 1

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

Other identifiers 2

IdentifierTypeStateIssuer
000000109869OtherINANTHEM PTAN
100073950MedicaidIN

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address PLOEHRER@direct.iuhealth.org
Direct Messaging Address PLOEHRER@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
I20100303000905 IN Practitioner - Medical OncologyPractitioner - Hematology/Oncology 1153466099 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Medical Oncology
Education
Other, 1978
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

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

Hospital & facility affiliations

  • Indiana University Health Hospital, Indianapolis, IN, CCN 150056
  • Indiana University Health Arnett Hospital Hospital, Lafayette, IN, CCN 150173

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01030846INMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University Medical Diagnostic Associates, Inc. Internal Medicine CurrentSince Jan 1, 1995 Accepting new patients
Iu Health Medical Group, LLC CurrentSince Apr 1, 2025 Accepting new patients
Major Hospital Past Accepting new patients
Indiana University Psychiatric Associates, Inc. PastSince Jul 17, 2007 Accepting new patients

Locations

7301 Solutions Ctr
Chicago, IL 60677

535 Barnhill Dr
#448
Indianapolis, IN 46202
Phone (317) 278-7418

535 Barnhill Dr
Rm 473
Indianapolis, IN 46202
Phone (317) 312-2822

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

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

250 N Shadeland Ave
Ste 130
Indianapolis, IN 46219
Phone (317) 962-4836

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

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

Interoperability endpoints

  • Direct secure messaging: ploehrer@direct.iuhealth.org

Organizations & group practices 4

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": "1145664000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742860800000",
    "number": "1245296847",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N SHADELAND AVE",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462194959"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "535 BARNHILL DR",
            "address_2": "RT 448",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025116",
            "telephone_number": "317-278-7418"
        }
    ],
    "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": "LOEHRER",
        "first_name": "PATRICK",
        "middle_name": "J",
        "name_suffix": "Sr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-22",
        "last_updated": "2025-03-25",
        "certification_date": "2025-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "01030846A",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "IN",
            "license": "01030846",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "IN",
            "license": "01030846A",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "IN",
            "license": "01030846A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM PTAN",
            "identifier": "000000109869",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100073950",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "PLOEHRER@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "535 Barnhill Dr",
            "address_2": "RT 448",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025116",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "PLOEHRER@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1701 N Senate Blvd",
            "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.