Sarah Kiyomi Yamaguchi, M.D.
NPI 1700079944ActiveIndividual· Obstetrics & Gynecology· Los Angeles, CA
Obstetrics & Gynecology (M.D.) in Los Angeles, California, trained at University of Southern California Keck School of Medicine (class of 2006). In 2024 Medicare paid $14,736 for 91 patients, and Part D covered 122 of their prescriptions, 71% of them generic. Millicent US Inc was the largest of 6 companies reporting payments in 2025, $372.18 in all, mostly food and beverage.
Overview
| NPI | 1700079944 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 21, 2007 |
| Last updated in NPPES | Feb 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A103768 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 211 across 20 procedure codes |
| Paid by Medicare | $14,736 |
Part D prescriptions in 2024
| Prescriptions (claims) | 122 · 208 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $12,912 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Pih Health Good Samaritan HospitalLos Angeles, CA
- Usc Verdugo Hills HospitalGlendale, CA
Industry payments (Open Payments)
- 2025$372.18 · 20 payments from 6 companies
- 2024$847.28 · 34 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Millicent US Inc | $186.82 | 9 |
| Organon LLC | $89.50 | 3 |
| Mayne Pharma Commercial LLC | $46.47 | 5 |
| Hologic Sales and Service, LLC | $19.43 | 1 |
| Sumitomo Pharma America, Inc. | $15.27 | 1 |
What the 2025 payments were for
- Food and Beverage$372.18 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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