Frances Hungyi Lu, MD
NPI 1942445374ActiveIndividual· Internal Medicine, Gastroenterology· Santa Rosa, CA
Internal Medicine, Gastroenterology (MD) in Santa Rosa, California, trained at Jefferson Medical College of Thomas Jefferson University (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $406,480 for 703 claims, against $115,549 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $801.87 in all, mostly food and beverage.
Overview
| NPI | 1942445374 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 15, 2008 |
| Last updated in NPPES | Dec 3, 2021 |
| Certified by provider | Dec 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 101544 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 504 |
|---|---|
| Services billed | 921 across 41 procedure codes |
| Paid by Medicare | $115,549 |
Part D prescriptions in 2024
| Prescriptions (claims) | 703 · 1,100 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $406,480 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliations
- Healdsburg HospitalHealdsburg, CA
- Petaluma Valley HospitalPetaluma, CA
- Providence Santa Rosa Memorial HospitalSanta Rosa, CA
- Sonoma Valley HospitalSonoma, CA
Industry payments (Open Payments)
- 2025$801.87 · 23 payments from 4 companies
- 2024$1,456 · 35 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $377.96 | 5 |
| Gilead Sciences, Inc. | $274.70 | 12 |
| Janssen Biotech, Inc. | $75.00 | 3 |
| Takeda Pharmaceuticals U.S.A., Inc. | $74.21 | 3 |
What the 2025 payments were for
- Food and Beverage$801.87 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 gastroenterologists in Santa Rosa · All gastroenterologists in California