Individual provider Active NPI

Brian D Weiss, MD

  • Pediatric Hematology & Oncology Physician
  • Indianapolis, IN
National Provider Identifier
1033274840
Registry record updated Mar 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Hematology & Oncology PhysicianTaxonomy code 2080P0207X
License
01086373A Issued in IN
Practice address
705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone
(317) 944-2143
Fax
(317) 944-3107
NPI assigned
Dec 22, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 11, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Hematology & Oncology Physician 2080P0207X 35.082954 OH
Pediatric Hematology & Oncology Physician 2080P0207X 01086373A IN Primary

Addresses

Primary practice location

705 Riley Hospital Dr
Indianapolis, IN 46202-5109

Mailing address

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

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH, IN2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20040326000672 OH Practitioner - Hematology/Oncology 5890687693 Reassigns benefits to 1 organization
I20230911001431 IN Practitioner - Hematology/OncologyPractitioner - Pediatric Medicine 5890687693 Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01086373AINMDPediatric Hematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group Riley Specialists, LLC CurrentSince Jan 1, 2026 Accepting new patients
University Pediatric Associates, Inc. CurrentSince Sep 5, 2023 Accepting new patients
Children's Hospital Medical Center CurrentSince Jan 5, 2011 Accepting new patients

Locations

3341 Solutions Ctr
Chicago, IL 60677

705 Riley Hospital Dr
Rm 1721
Indianapolis, IN 46202

575 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 944-3966

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

3333 Burnet Ave
#5021
Cincinnati, OH 45229
Phone (513) 636-4225

3333 Burnet Ave
Cincinnati, OH 45229
Phone (513) 636-4200

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1166745600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773187200000",
    "number": "1033274840",
    "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",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025109",
            "telephone_number": "317-944-2143",
            "fax_number": "317-944-3107"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WEISS",
        "first_name": "BRIAN",
        "middle_name": "D",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-22",
        "last_updated": "2026-03-11",
        "certification_date": "2026-03-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0207X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Hematology-Oncology",
            "state": "OH",
            "license": "35.082954",
            "primary": false
        },
        {
            "code": "2080P0207X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Hematology-Oncology",
            "state": "IN",
            "license": "01086373A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.