John F. O'Brien, A.P.R.N.
NPI 1043336258ActiveIndividual· Nurse Anesthetist, Certified Registered· Danbury, CT
Nurse Anesthetist, Certified Registered (A.P.R.N.) with Woodland Anesthesia Associates PC, practicing in Danbury, Connecticut. Medicare paid $13,343 for services to 141 patients in 2024. Pacira Pharmaceuticals Incorporated reported $26.14 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043336258 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | A.P.R.N. |
| Sole proprietor | No |
| NPI issued | Mar 21, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 003588 | CT |
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 - Certified Registered Nurse Anesthetist (CRNA) (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 141 |
|---|---|
| Services billed | 148 across 19 procedure codes |
| Paid by Medicare | $13,343 |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Woodland Anesthesia Associates PCHartford, CT · 174 clinicians
Industry payments (Open Payments)
- 2025$26.14 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pacira Pharmaceuticals Incorporated | $26.14 | 1 |
What the 2025 payments were for
- Food and Beverage$26.14 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 nurse anesthetists in Danbury · All nurse anesthetists in Connecticut