Active NPI
Robert Wesolowski, MD
- Medical Oncology Physician
- Columbus, OH
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Oncology Physician
- License
- 35.095721
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| 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
Enrollment records 1
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
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
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Osu Internal Medicine, LLC | Hematology & Oncology | Current | 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.
-
- Internal Medicine Physician
- Columbus, OH
- NPI 1740231448
Hematology & Oncology
-
- General Acute Care Hospital
- Lima, OH
- NPI 1336144732
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Special Hospital
- Columbus, OH
- NPI 1124127683
-
- Rehabilitation Hospital Unit
- Columbus, OH
- NPI 1184723637
-
- General Acute Care Hospital
- Columbus, OH
- NPI 1447359997
-
- Psychiatric Hospital Unit
- Columbus, OH
- NPI 1790876183
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.