Roger William Lewis, MD
NPI 1699876086ActiveIndividual· Obstetrics & Gynecology· Turlock, CA
Obstetrics & Gynecology (MD) in Turlock, California, trained at University of Utah School of Medicine (class of 1981). In 2024 Medicare paid $14,468 for 102 patients, and Part D covered 247 of their prescriptions, 89% of them generic. Mayne Pharma Commercial LLC was the largest of 6 companies reporting payments in 2025, $308.87 in all, mostly food and beverage.
Overview
| NPI | 1699876086 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 26, 2006 |
| Last updated in NPPES | Oct 19, 2022 |
| Certified by provider | Oct 19, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | G65192 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 102 |
|---|---|
| Services billed | 201 across 15 procedure codes |
| Paid by Medicare | $14,468 |
Part D prescriptions in 2024
| Prescriptions (claims) | 247 · 462 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $11,592 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Utah School of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- OB GYN Associates of Turlock A Medical Group IncTurlock, CA · 2 clinicians
Hospital affiliation
- Emanuel Medical CenterTurlock, CA
Industry payments (Open Payments)
- 2025$308.87 · 18 payments from 6 companies
- 2024$489.26 · 30 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $143.09 | 10 |
| Hologic Sales and Service, LLC | $48.59 | 2 |
| Supernus Pharmaceuticals, Inc. | $38.47 | 2 |
| Sage Therapeutics, LLC | $38.47 | 2 |
| Meditrina | $21.10 | 1 |
What the 2025 payments were for
- Food and Beverage$308.87 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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