Individual provider Active NPI

Rena Beth Zimmerman, M.D.

  • Radiation Oncology Physician
  • McHenry, IL
National Provider Identifier
1851350318
Registry record updated Sep 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
036071196 Issued in IL
Practice address
4305 W Medical Center Dr
McHenry, IL 60050-8425
Phone
(815) 344-8000
Fax
(815) 759-4075
NPI assigned
Mar 22, 2006
Last updated
Sep 24, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 24, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology Physician 2085R0001X 35053193Z OH
Radiation Oncology Physician 2085R0001X PT20525 ND
Radiation Oncology Physician 2085R0001X 036071196 IL Primary

Addresses

Primary practice location

4305 W Medical Center Dr
McHenry, IL 60050-8425

Mailing address

PO Box 734138
Chicago, IL 60673-4138
Phone (815) 344-8000

Other practice location 1

2305 37th Ave SW
Minot, ND 58701-7669
Phone (701) 418-8000

Other practice location 2

831 S Broadway
Minot, ND 58701-4636
Phone (701) 418-8000

Other identifiers 3

IdentifierTypeStateIssuer
G8889434OtherMEDICARE
0671849MedicaidOH
P000813208OtherMEDICARE RAILROAD

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://cobiusconnect.cobius.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Cobius Healthcare Solutions

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH, IL, NE3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20040311000183 OH Practitioner - Radiation Oncology 9537058417 Reassigns benefits to 4 organizations
I20160614001731 IL Practitioner - Radiation Oncology 9537058417
I20250130002430 NE Practitioner - Radiation Oncology 9537058417 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
Other, 1983
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Faith Regional Health ServicesGroup PAC ID 8921902966, 19 clinicians
Genesis Medical Group, LLCGroup PAC ID 7719040385, 265 clinicians

Practice addresses (Care Compare)

2700 W Norfolk Ave
Norfolk, NE 68701-4438

2951 Maple Ave
Zanesville, OH 43701-1406
Phone (740) 454-4000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036071196ILMDRadiation Oncology Physician
35053193ZOHMDRadiation Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Promedica Central Physicians Family Medicine CurrentSince Apr 1, 2024 Accepting new patients
The Metrohealth System Family Medicine CurrentSince Jan 1, 2023 Accepting new patients
Faith Regional Health Services CurrentSince Jan 6, 2025 Accepting new patients
Somc Medical Care Foundation, Inc. CurrentSince Feb 2, 2023 Accepting new patients
Somc Medical Care Foundation, Inc. Family Medicine CurrentSince Feb 2, 2023 Accepting new patients
Promedica Central Physicians CurrentSince Apr 1, 2024 Accepting new patients
Faith Regional Health Services CurrentSince Jan 6, 2025 Accepting new patients
The Metrohealth System Current Accepting new patients
The Metrohealth System CurrentSince Jan 1, 2023 Accepting new patients
Cancer Network of West Central Ohio Past Accepting new patients
Faith Regional Physician Services, LLC Family Medicine Past Accepting new patients
Lima Memorial Joint Operating Company Past Accepting new patients
West Central Oh Cancer Care, Inc. Radiation Oncology PastSince Jun 1, 1999 Accepting new patients
Cancer Network of West Central Ohio Past Accepting new patients

Locations

110 N 29th St
Ste 101
Norfolk, NE 68701
Phone (402) 644-7534

2700 W Norfolk Ave
Norfolk, NE 68701
Phone (402) 644-7131

2500 Metrohealth Dr
Cleveland, OH 44109
Phone (216) 778-2348

1121 Kinneys Ln
Portsmouth, OH 45662
Phone (740) 356-7490

1805 27th St
Portsmouth, OH 45662
Phone (740) 356-5000

2109 Hughes Dr
Ste 450
Toledo, OH 43606
Phone (419) 251-3112

2142 N Cove Blvd
Toledo, OH 43606
Phone (419) 291-1111

1091 Pray Blvd
Waterville, OH 43566
Phone (419) 785-3282

Interoperability endpoints

  • Direct secure messaging: rzimmerman237731@direct.metrohealth.org
  • Direct secure messaging: rzimmerman495358@direct.nebraskamed.com

Organizations & group practices 16

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.

View all 16

Hospital & facility affiliations 9

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": "1142985600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758672000000",
    "number": "1851350318",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 734138",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606734138",
            "telephone_number": "815-344-8000",
            "fax_number": "815-759-4075"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4305 W MEDICAL CENTER DR",
            "city": "MCHENRY",
            "state": "IL",
            "postal_code": "600508425",
            "telephone_number": "815-344-8000",
            "fax_number": "815-759-4075"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2305 37th Ave SW",
            "address_purpose": "LOCATION",
            "city": "Minot",
            "state": "ND",
            "postal_code": "587017669",
            "country_code": "US",
            "telephone_number": "701-418-8000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "831 S Broadway",
            "address_purpose": "LOCATION",
            "city": "Minot",
            "state": "ND",
            "postal_code": "587014636",
            "country_code": "US",
            "telephone_number": "701-418-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZIMMERMAN",
        "first_name": "RENA",
        "middle_name": "BETH",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-22",
        "last_updated": "2025-09-24",
        "certification_date": "2025-09-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "OH",
            "license": "35053193Z",
            "primary": false
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "ND",
            "license": "PT20525",
            "primary": false
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "IL",
            "license": "036071196",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE",
            "identifier": "G8889434",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0671849",
            "state": "OH"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "P000813208",
            "state": null
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://cobiusconnect.cobius.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.1068.1",
            "affiliationName": "Cobius Healthcare Solutions",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "2720 Dundee Rd # 302",
            "city": "Northbrook",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600622609",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in McHenry, IL

Sources for this page

Verify at the official NPI Registry.