Individual provider Active NPI

Robert Wesolowski, MD

  • Medical Oncology Physician
  • Columbus, OH
National Provider Identifier
1821264623
Registry record updated Jul 31, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
35.095721 Issued in OH
Practice address
1145 Olentangy River Rd FL 3
Columbus, OH 43212-3117
Phone
(614) 293-5066
Fax
(614) 293-9449
NPI assigned
May 1, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 31, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Oncology Physician 207RX0202X 35.095721 OH Primary

Addresses

Primary practice location

1145 Olentangy River Rd FL 3
Columbus, OH 43212-3117

Mailing address

700 Ackerman Rd Ste 2120
Columbus, OH 43202-1559
Phone (614) 293-5066

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address rwesolowski14193@direct.osumc.edu

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH
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
I20110301000471 OH Practitioner - Medical OncologyPractitioner - Hematology/Oncology 5597946277 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Medical Oncology
Education
Other, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Osu Internal Medicine LLCGroup PAC ID 5496651408, 1,141 clinicians

Practice addresses (Care Compare)

1145 Olentangy River Rd
Columbus, OH 43212-3117
Phone (614) 293-5066

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Osu Internal Medicine, LLC Hematology & Oncology CurrentSince Oct 6, 2010 Accepting new patients
Lima Memorial Joint Operating Company Past Accepting new patients

Locations

300 W 10th Ave
Columbus, OH 43210
Phone (614) 293-3276

1145 Olentangy River Rd
Fl 3
Columbus, OH 43212
Phone (614) 293-4040

460 W 10th Ave
Columbus, OH 43210
Phone (614) 293-3196

1145 Olentangy River Rd
Columbus, OH 43212
Phone (614) 293-0066

700 Ackerman Rd
Ste 570
Columbus, OH 43202
Phone (614) 293-2046

1145 Olentangy River Rd
Ste 4000
Columbus, OH 43212

700 Ackerman Rd
Ste 2120
Columbus, OH 43202

700 Ackerman Rd
Ste 260
Columbus, OH 43202

3900 Stoneridge Ln
Dublin, OH 43017
Phone (614) 366-5001

Organizations & group practices 2

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": "1209600000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785456000000",
    "number": "1821264623",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 ACKERMAN RD STE 2120",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021559",
            "telephone_number": "614-293-5066",
            "fax_number": "614-293-9449"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1145 OLENTANGY RIVER RD FL 3",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432123117",
            "telephone_number": "614-293-5066",
            "fax_number": "614-293-9449"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WESOLOWSKI",
        "first_name": "ROBERT",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-05-01",
        "last_updated": "2026-07-31",
        "certification_date": "2026-07-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "OH",
            "license": "35.095721",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rwesolowski14193@direct.osumc.edu",
            "affiliation": "N",
            "address_1": "460 W 10th Ave",
            "city": "Columbus",
            "state": "OH",
            "country_code": "US",
            "postal_code": "432101240",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Columbus, OH

Sources for this page

Verify at the official NPI Registry.