Chienying Liu, MD
NPI 1649237975ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· San Francisco, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in San Francisco, California, trained at University of Pittsburgh School of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $2,196,781 for 752 claims, against $72,781 paid for services in 2024. Neurocrine Biosciences, Inc. reported $148.40 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1649237975 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 28, 2006 |
| Last updated in NPPES | Aug 30, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A65469 | CA |
| Internal Medicine | 207R00000X | A65469 | 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 - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 399 |
|---|---|
| Services billed | 1,476 across 27 procedure codes |
| Paid by Medicare | $72,781 |
Part D prescriptions in 2024
| Prescriptions (claims) | 752 · 1,875 30-day fills |
|---|---|
| Patients | 197 |
| Total drug cost | $2,196,781 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- University of California San FranciscoSan Francisco, CA · 1,839 clinicians
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
- Regents of the University of CaliforniaSan Francisco, CA · 732 clinicians
Hospital affiliations
- Marinhealth Medical CenterGreenbrae, CA
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2024$148.40 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $148.40 | 1 |
What the 2024 payments were for
- Food and Beverage$148.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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