Tamara M. Castillo Oconnor, FNP-C
NPI 1619738473ActiveIndividual· Nurse Practitioner, Family· Wauwatosa, WI
Nurse Practitioner, Family (FNP-C) with Prohealth Medical Group Inc and 1 other group, practicing in Wauwatosa, Wisconsin. Mostly services rather than prescriptions: Medicare paid $800.96 for 15 patients in 2024, with only 25 Part D claims. Lists Waukesha Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1619738473 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Jan 18, 2024 |
| Last updated in NPPES | Jan 18, 2024 |
| Certified by provider | Jan 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 14703-33 | WI |
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 - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 24 across 9 procedure codes |
| Paid by Medicare | $800.96 |
Part D prescriptions in 2024
| Prescriptions (claims) | 25 · 25 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $138.58 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Prohealth Medical Group IncMukwonago, WI · 479 clinicians
- Comprehensive Rehab Consultants PLLCHampton, VA · 257 clinicians
Hospital affiliation
- Waukesha Memorial HospitalWaukesha, WI
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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