John Joseph Oconnor, MD
NPI 1437157203ActiveIndividual· General Practice· Prescott, AZ
General Practice (MD) in Prescott, Arizona, trained at University of Chicago, Pritzker School of Medicine (class of 1986). 572 Medicare patients in 2024, $119,283 paid; nearly all of their 332 Part D prescriptions were generic (95%).
Overview
| NPI | 1437157203 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 14, 2005 |
| Last updated in NPPES | Sep 3, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 25148 | AZ |
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 - Neurology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 572 |
|---|---|
| Services billed | 1,488 across 11 procedure codes |
| Paid by Medicare | $119,283 |
Part D prescriptions in 2024
| Prescriptions (claims) | 332 · 718 30-day fills |
|---|---|
| Patients | 55 |
| Total drug cost | $122,535 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Neurology |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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