Michael O'Halleran, D.C.
NPI 1043345978ActiveIndividual· Chiropractor· Massapequa, NY
Chiropractor (D.C.) in Massapequa, New York, trained at New York Chiropractic College (class of 1987). Medicare paid $39,547 for services to 117 patients in 2024. Alexion Pharmaceuticals, Inc. reported $31.05 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043345978 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C. |
| Sole proprietor | Yes |
| NPI issued | Feb 22, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | X005092-1 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Chiropractic (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 1,780 across 1 procedure code |
| Paid by Medicare | $39,547 |
Education and affiliations
| Medical school | New York Chiropractic College |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Chiropractic |
Industry payments (Open Payments)
- 2025$31.05 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $31.05 | 1 |
What the 2025 payments were for
- Food and Beverage$31.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other chiropractors in Massapequa
- 1033287354
- 1134135544
- 1235275470
- 1245569011
- 1275581548
- 1275674418
- 1316026503
- 1336210970
- 1417357948
- 1487452512
- 1558541326
- 1558573089
All 53 chiropractors in Massapequa · All chiropractors in New York