Tammy A. Bull, M.D.
NPI 1689678278ActiveIndividual· Obstetrics & Gynecology· Bend, OR
Obstetrics & Gynecology (M.D.) in Bend, Oregon, trained at University of Kentucky College of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $84,668 for 921 claims, against $43,866 paid for services in 2024. Astellas Pharma US Inc was the largest of 5 companies reporting payments in 2025, $352.12 in all, mostly education.
Overview
| NPI | 1689678278 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 10, 2005 |
| Last updated in NPPES | Aug 24, 2022 |
| Certified by provider | Aug 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | MD21631 | OR |
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 - Obstetrics/Gynecology (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 644 across 45 procedure codes |
| Paid by Medicare | $43,866 |
Part D prescriptions in 2024
| Prescriptions (claims) | 921 · 2,295 30-day fills |
|---|---|
| Patients | 261 |
| Total drug cost | $84,668 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Kentucky College of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical group
- Bend Memorial Clinic PCBend, OR · 221 clinicians
Hospital affiliation
- St Charles Medical Center - BendBend, OR
Industry payments (Open Payments)
- 2025$352.12 · 9 payments from 5 companies
- 2024$190.19 · 10 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $259.47 | 5 |
| Organon LLC | $27.27 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $25.29 | 1 |
| Abbvie Inc. | $22.12 | 1 |
| Becton, Dickinson and Company | $17.97 | 1 |
What the 2025 payments were for
- Education$183.99 · 2 payments
- Food and Beverage$168.13 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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