Lian Soung, M.D.
NPI 1174510747ActiveIndividual· Internal Medicine, Nephrology· Stockton, CA
Internal Medicine, Nephrology (M.D.) in Stockton, California, licensed in CA, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $2,626,739 for 19,557 claims, against $114,031 paid for services in 2024. Lilly USA, LLC was the largest of 23 companies reporting payments in 2025, $3,155 in all, mostly food and beverage. Lists St Joseph's Medical Center of Stockton as a hospital affiliation.
Overview
| NPI | 1174510747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 29, 2005 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A33597 | CA |
| Internal Medicine | 207R00000X | A33597 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 268 |
|---|---|
| Services billed | 1,978 across 20 procedure codes |
| Paid by Medicare | $114,031 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19,557 · 28,361 30-day fills |
|---|---|
| Patients | 771 |
| Total drug cost | $2,626,739 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Hospital affiliation
- St Joseph's Medical Center of StocktonStockton, CA
Other facilities
- Good Samaritan Rehab and Care CenterNursing home · Stockton, CA
Industry payments (Open Payments)
- 2025$3,155 · 147 payments from 23 companies
- 2024$3,921 · 211 payments from 31 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $449.72 | 19 |
| Fresenius USA Marketing, Inc. | $313.54 | 17 |
| Astrazeneca Pharmaceuticals LP | $268.90 | 17 |
| Amgen Inc. | $247.80 | 11 |
| Novartis Pharmaceuticals Corporation | $246.37 | 9 |
What the 2025 payments were for
- Food and Beverage$3,099 · 144 payments
- Education$56.69 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 nephrologists in Stockton · All nephrologists in California