Individual provider Active NPI

Berilonson Stephen Osiro, MD

  • Internal Medicine Physician
  • Great Falls, MT
National Provider Identifier
1356748859
Registry record updated Aug 23, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
01090731A Issued in IN
Practice address
1401 25TH St S
Great Falls, MT 59405-5183
Phone
(406) 731-8888
NPI assigned
Nov 26, 2014
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 23, 2023

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 52398 MT
Infectious Disease Physician 207RI0200X 01090731A IN
Internal Medicine Physician 207R00000X 01090731A IN Primary

Addresses

Primary practice location

1401 25TH St S
Great Falls, MT 59405-5183

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MT, 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
I20170404002251 MT Practitioner - Infectious DiseasePractitioner - Internal Medicine 7416233564 Reassigns benefits to 1 organization
I20230825002388 IN Practitioner - Internal MedicinePractitioner - Infectious Disease 7416233564 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Infectious Disease
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians
Indiana University Health Southern Indiana Physicians LLCGroup PAC ID 6204748197, 474 clinicians

Practice addresses (Care Compare)

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

2651 E Discovery Pkwy
Bloomington, IN 47408-9059
Phone (812) 353-9250

Hospital & facility affiliations

  • Indiana University Health Bloomington Hospital Hospital, Bloomington, IN, CCN 150051
  • Indiana University Health Hospital, Indianapolis, IN, CCN 150056
  • Indiana University Health Bedford Hospital Hospital, Bedford, IN, CCN 151328

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01090731AINMDInternal Medicine Physician
52398MTMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Indiana University Health Southern Indiana Physicians LLC CurrentSince Aug 1, 2023 Accepting new patients
Iu Health Medical Group, LLC CurrentSince Jan 11, 2026 Accepting new patients
Benefis Hospitals Inc CurrentSince Mar 23, 2017 Accepting new patients
Indiana University Health Southern Indiana Physicians, LLC Internal Medicine CurrentSince Aug 1, 2023 Accepting new patients

Locations

727 W 2nd St
Bloomington, IN 47403
Phone (812) 353-3450

2651 E Discovery Pkwy
Bloomington, IN 47408
Phone (812) 353-9147

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

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

1101 26th St S
Great Falls, MT 59405
Phone (406) 455-4690

1101 26th St S
Fl 5
Great Falls, MT 59405
Phone (406) 455-2132

1401 25th St S
Great Falls, MT 59405
Phone (406) 455-3650

1401 25th St S
Ste 3
Great Falls, MT 59405

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 4

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": "1416960000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1692748800000",
    "number": "1356748859",
    "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": "1401 25TH ST S",
            "city": "GREAT FALLS",
            "state": "MT",
            "postal_code": "594055183",
            "telephone_number": "406-731-8888"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OSIRO",
        "first_name": "BERILONSON",
        "middle_name": "STEPHEN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2014-11-26",
        "last_updated": "2023-08-23",
        "certification_date": "2023-08-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MT",
            "license": "52398",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "IN",
            "license": "01090731A",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "01090731A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Great Falls, MT

Sources for this page

Verify at the official NPI Registry.