Olivia Allison Phifer-Combs, M.D.
NPI 1366852923ActiveIndividual· Obstetrics & Gynecology· Saginaw, MI
Obstetrics & Gynecology (M.D.) with Valley OB GYN Clinic PC, practicing in Saginaw, Michigan. 94 Medicare patients in 2024, $19,390 paid; nearly all of their 187 Part D prescriptions were generic (94%). Biogen, Inc. was the largest of 9 companies reporting payments in 2025, $275.57 in all, mostly food and beverage. Lists Covenant Medical Center as a hospital affiliation.
Overview
| NPI | 1366852923 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 5, 2014 |
| Last updated in NPPES | Oct 5, 2023 |
| Certified by provider | Oct 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 4301105038 | MI |
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 - Obstetrics/Gynecology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 243 across 26 procedure codes |
| Paid by Medicare | $19,390 |
Part D prescriptions in 2024
| Prescriptions (claims) | 187 · 271 30-day fills |
|---|---|
| Patients | 80 |
| Total drug cost | $7,592 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical group
- Valley OB GYN Clinic PCSaginaw, MI · 11 clinicians
Hospital affiliation
- Covenant Medical CenterSaginaw, MI
Industry payments (Open Payments)
- 2025$275.57 · 14 payments from 9 companies
- 2024$332.42 · 18 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $72.55 | 3 |
| Abbvie Inc. | $52.34 | 3 |
| Astellas Pharma US Inc | $50.89 | 2 |
| Applied Medical Resources Corporation | $33.07 | 1 |
| Davol Inc. | $18.80 | 1 |
What the 2025 payments were for
- Food and Beverage$275.57 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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