Joseph Xu, MD
NPI 1194389809ActiveIndividual· Internal Medicine· Elk Grove, CA
Internal Medicine (MD) with Sutter Valley Medical Foundation, practicing in Elk Grove, California. Their prescriptions cost Medicare Part D more than their services did: $55,230 for 724 claims, against $9,853 paid for services in 2024. Lists Sutter Medical Center, Sacramento as a hospital affiliation.
Overview
| NPI | 1194389809 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 29, 2019 |
| Last updated in NPPES | Jan 12, 2024 |
| Certified by provider | Jan 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A180773 | CA |
| Internal Medicine | 207R00000X | 309778-01 | NY |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 105 across 17 procedure codes |
| Paid by Medicare | $9,853 |
Part D prescriptions in 2024
| Prescriptions (claims) | 724 · 1,605 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $55,230 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliation
- Sutter Medical Center, SacramentoSacramento, CA
Other facilities
- Sutter Care at HomeHome health agency · Sacramento, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 internal medicine physicians in Elk Grove · All internal medicine physicians in California