Individual provider Active NPI

Ron M Oren, MD

  • Advanced Heart Failure and Transplant Cardiology Physician
  • Naperville, IL
National Provider Identifier
1366422438
Registry record updated May 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Heart Failure and Transplant Cardiology PhysicianTaxonomy code 207RA0001X
License
036130701 Issued in IL
Practice address
801 S Washington St FL 4
Naperville, IL 60540-7430
Phone
(630) 600-0700
Fax
(630) 600-0701
NPI assigned
Jan 17, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 5, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X 628 WI
Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X 036130701 IL Primary
Cardiovascular Disease Physician 207RC0000X MD-27129 IA
Cardiovascular Disease Physician 207RC0000X 036-130701 IL
Cardiovascular Disease Physician 207RC0000X 01097002A IN

Addresses

Primary practice location

801 S Washington St FL 4
Naperville, IL 60540-7430

Mailing address

801 S Washington St FL 4
Naperville, IL 60540-7430
Phone (630) 600-0700

Other practice location 1

1818 N Meade St
Appleton, WI 54911-3454
Phone (920) 731-8900

Other practice location 2

225 Smith Ave N
Saint Paul, MN 55102-2533
Phone (651) 290-0133

Other practice location 3

202 10th St SE Ste 225
Cedar Rapids, IA 52403-2419
Phone (319) 364-7101

Other practice location 4

1201 Michigan Ave Ste 50
Logansport, IN 46947-1580
Phone (574) 753-1407

Other practice location 5

1404 Cross St Ste 2940
Shiloh, IL 62269-2988
Phone (618) 607-3700

Other identifiers 5

IdentifierTypeStateIssuer
1299560MedicaidIA
45321OtherWELLMARK
71960OtherMEDICARE GROUP
CA3899OtherRR MEDICARE GROUP
P00253031OtherRR MEDICARE

Electronic endpoints 4

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Health Information Exchange (HIE)
Direct Messaging Address roren682291@Direct.Parkviewexchange.com
FHIR URL https://epicprod-mobile.parkview.com/FHIR/api/FHIR/R4/
FHIR URL https://epicprod-mobile.parkview.com/FHIR/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA, IL, MN, WI, IN5 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 5

Enrollment IDStateProvider typePAC IDDetails
I20051020000556 IA Practitioner - Advanced Heart Failure and Transplant CardiologyPractitioner - Cardiovascular Disease (Cardiology)Practitioner - Internal Medicine 5395761134 Reassigns benefits to 1 organization
I20120806000746 IL Practitioner - Advanced Heart Failure and Transplant CardiologyPractitioner - Cardiovascular Disease (Cardiology) 5395761134 Reassigns benefits to 5 organizations
I20190410001088 MN Practitioner - Cardiovascular Disease (Cardiology) 5395761134 Reassigns benefits to 1 organization
I20200122000995 WI Practitioner - Cardiovascular Disease (Cardiology) 5395761134 Reassigns benefits to 1 organization
I20250716000790 IN Practitioner - Cardiovascular Disease (Cardiology) 5395761134 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)
Education
Rush Medical College of Rush University, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Froedtert Manitowoc Medical Group, LLCGroup PAC ID 2365836954, 156 clinicians

Practice addresses (Care Compare)

1414 N Taylor Dr
Sheboygan, WI 53081-1988
Phone (920) 320-2436

2300 Western Ave
Manitowoc, WI 54220-3712
Phone (920) 320-2011

Hospital & facility affiliations

  • Holy Family Memorial Hospital, Manitowoc, WI, CCN 520107
  • Memorial Hospital Hospital, Logansport, IN, CCN 150072
  • Parkview Wabash Hospital, Inc Hospital, Wabash, IN, CCN 151310

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD-27129IAMDCardiovascular Disease Physician
036-130701ILMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Edward Hospital Cardiovascular Disease CurrentSince Jul 18, 2023 Accepting new patients
Edward Hospital CurrentSince Jul 18, 2023 Accepting new patients
Naperville Psychiatric Ventures CurrentSince Jul 18, 2023 Accepting new patients
Fairview Heights Medical Group SC CurrentSince Dec 18, 2023 Accepting new patients
Froedtert Manitowoc Medical Group, LLC CurrentSince Dec 1, 2025 Accepting new patients
Southeast Iowa Regional Medical Center, Inc. CurrentSince May 6, 2024 Accepting new patients
Parkview Health System Inc Current Accepting new patients
Mankato Clinic LTD Cardiovascular Disease CurrentSince Mar 1, 2020 Accepting new patients
Midwest Cardiovascular Institute SC Cardiovascular Disease CurrentSince Aug 15, 2023 Accepting new patients
Rockford Health Physicians CurrentSince Dec 20, 2021 Accepting new patients
St. Luke'S Methodist Hospital Cardiovascular Disease CurrentSince Jun 26, 2017 Accepting new patients
St Luke'S Methodist Hospital CurrentSince Jun 26, 2017 Accepting new patients
Fairview Heights Medical Group SC Current Accepting new patients
Naperville Psychiatric Ventures CurrentSince Jul 18, 2023 Accepting new patients
Trinity Regional Medical Center Past Accepting new patients
Hospital & Medical Foundation of Paris, Inc. Past Accepting new patients
Heartcare Midwest , LTD Cardiovascular Disease Past Accepting new patients
Parkview Health System, Inc. Past Accepting new patients
Fort Wayne Cardiology Corporation Cardiovascular Disease Past Accepting new patients

Locations

1026 A Ave NE
Cedar Rapids, IA 52402
Phone (319) 369-5970

701 10th St SE
Cedar Rapids, IA 52403
Phone (319) 398-6011

202 10th St SE
Ste 225
Cedar Rapids, IA 52403
Phone (319) 364-7101

5445 Avenue O
Fort Madison, IA 52627
Phone (319) 372-6530

407 S White St
Mt Pleasant, IA 52641
Phone (319) 385-6110

1223 S Gear Ave
Ste 109
West Burlington, IA 52655
Phone (319) 753-5474

1221 S Gear Ave
West Burlington, IA 52655
Phone (319) 768-3622

1 Memorial Dr
Alton, IL 62002
Phone (618) 463-7240

29624 Network Pl
Chicago, IL 60673
Phone (608) 741-7652

133 E Brush Hill Rd
Ste 202
Elmhurst, IL 60126
Phone (331) 231-6200

852 S West St
Naperville, IL 60540
Phone (630) 305-5027

801 S Washington St
Fl 4
Naperville, IL 60540
Phone (630) 416-8500

801 S Washington St
Naperville, IL 60540
Phone (312) 355-0450

2300 N Rockton Ave
Rockford, IL 61103
Phone (815) 971-5510

8201 E Riverside Blvd
Rockford, IL 61114
Phone (815) 971-4066

2400 N Rockton Ave
Rockford, IL 61103
Phone (815) 971-6310

1340 Charles St
Ste 300
Rockford, IL 61104
Phone (779) 696-5888

1404 Cross St
Ste 2940
Shiloh, IL 62269
Phone (618) 233-3660

11109 Parkview Plaza Dr
#117
Fort Wayne, IN 46845
Phone (260) 266-6012

240 S Jefferson St
Ste B
Huntington, IN 46750
Phone (219) 259-0000

401 N Sawyer Rd
Kendallville, IN 46755
Phone (260) 347-1100

1230 E Main St
Mankato, MN 56001
Phone (507) 389-8502

1414 N Taylor Dr
Sheboygan, WI 53081
Phone (920) 320-2011

Interoperability endpoints

  • FHIR API: https://fhirprd.edward.org/fhirprd/api/FHIR/R4/
  • Direct secure messaging: roren682291@direct.parkviewexchange.com
  • Direct secure messaging: roren959266@direct.froedtert.com

Organizations & group practices 20

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.

View all 20

Hospital & facility affiliations 3

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.

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            "fax_number": "574-753-1489",
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            "fax_number": "618-624-4841",
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    "basic": {
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        "enumeration_date": "2006-01-17",
        "last_updated": "2026-05-05",
        "certification_date": "2026-05-05",
        "status": "A"
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    "endpoints": [
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            "affiliation": "N",
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            "useDescription": "Health Information Exchange (HIE)",
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        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
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            "country_name": "United States",
            "address_type": "DOM"
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        {
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            "affiliation": "N",
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    "other_names": []
}

Other providers in Naperville, IL

Sources for this page

Verify at the official NPI Registry.