Ronald J. Oconer, D.O.
NPI 1649473729ActiveIndividual· Anesthesiology· Harvard, IL
Anesthesiology (D.O.) in Harvard, Illinois, trained at Midwestern University, Chicago College of Osteopathic Med (class of 2003). Medicare paid $14,605 for services to 111 patients in 2024. Depuy Synthes Sales Inc. reported $13.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1649473729 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 7, 2007 |
| Last updated in NPPES | May 6, 2026 |
| Certified by provider | May 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 036.122284 | IL |
| Anesthesiology | 207L00000X | 53011-21 | WI |
| Anesthesiology | 207L00000X | OS013538 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (IL); Practitioner - Anesthesiology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 111 |
|---|---|
| Services billed | 122 across 35 procedure codes |
| Paid by Medicare | $14,605 |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Anesthesiology |
Medical groups
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
- Orthomidwest, PLLCRockford, IL · 547 clinicians
- The Monroe Clinic, Inc.Monroe, WI · 199 clinicians
- Town Square Anesthesia LLCChicago, IL · 21 clinicians
- Novus Illinois Service CorporationKankakee, IL · 20 clinicians
- Oak Brook Anesthesiologists LtdOak Brook, IL · 15 clinicians
Hospital affiliations
- Northwestern Medicine McHenryMcHenry, IL
- The Monroe ClinicMonroe, WI
Industry payments (Open Payments)
- 2025$13.98 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $13.98 | 1 |
What the 2025 payments were for
- Food and Beverage$13.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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