Doris Sofia Galina-Da Silva, DORIS GALINADA SILVA
NPI 1043528979ActiveIndividual· Internal Medicine, Nephrology· Antioch, CA
Internal Medicine, Nephrology (DORIS GALINADA SILVA) with West Coast Kidney, practicing in Antioch, California. Their prescriptions cost Medicare Part D more than their services did: $378,933 for 1,359 claims, against $240,813 paid for services in 2024. Fresenius USA Marketing, Inc. was the largest of 8 companies reporting payments in 2025, $545.81 in all, mostly food and beverage. Lists Contra Costa Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1043528979 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DORIS GALINADA SILVA |
| Sole proprietor | No |
| NPI issued | Sep 14, 2010 |
| Last updated in NPPES | Jul 7, 2022 |
| Certified by provider | Jul 7, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A129475 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 510 |
|---|---|
| Services billed | 2,289 across 30 procedure codes |
| Paid by Medicare | $240,813 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,359 · 3,142 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $378,933 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- West Coast KidneyDaly City, CA · 56 clinicians
Hospital affiliations
- Contra Costa Regional Medical CenterMartinez, CA
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- Sutter Delta Medical CenterAntioch, CA
Other facilities
- Davita Delta View DialysisDialysis facility · Pittsburg, CA
- Fresenius Medical Care - Diablo Walnut CreekDialysis facility · Walnut Creek, CA
- Fresenius Medical Care - PittsburgDialysis facility · Pittsburg, CA
- Fresenius Medical Care Diablo East AntiochDialysis facility · Antioch, CA
Industry payments (Open Payments)
- 2025$545.81 · 19 payments from 8 companies
- 2024$745.75 · 18 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $212.55 | 12 |
| Apellis Pharmaceuticals, Inc. | $110.68 | 1 |
| Nxstage Medical, Inc. | $98.20 | 1 |
| Travere Therapeutics, Inc. | $31.07 | 1 |
| Amgen Inc. | $30.03 | 1 |
What the 2025 payments were for
- Food and Beverage$545.81 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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