Quick answers
- Does Virginia Y. Lieu accept Medicare assignment?
- Yes. Medicare's clinician data says Virginia Y. Lieu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Virginia Y. Lieu see?
- In 2024, CMS data shows 88 Original Medicare patients and 304 services for Virginia Y. Lieu. This counts Original Medicare only and measures volume, not quality.
- What is Virginia Y. Lieu's NPI number?
- 1063945962. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Virginia Y. Lieu, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 88 |
|---|---|
| Services billed to Medicare | 304 |
| Different services or procedures | 58 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)60 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)33 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)32 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)20 services
- X-ray of shoulder, minimum of 2 views (73030)19 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes38%
- Depression34%
- Anxiety34%
Hospitals where Virginia Y. Lieu works
Medicare's Facility Affiliation Data lists Virginia Y. Lieu at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Alta Bates Summit Medical CenterOakland, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050043
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050305
- Eden Medical CenterCastro Valley, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050488
Practice locations
Addresses where Virginia Y. Lieu is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1505 Saint Alphonsus WayAlamo, CA 94507 (925) 932‑6330
- 2450 Ashby AveBerkeley, CA 94705
- 2450 Ashby Ave, Rm 5505Berkeley, CA 94705 (510) 204‑4444
- 2637 Shadelands DrWalnut Creek, CA 94598
- 3200 Kearney StFremont, CA 94538 (510) 490‑1222
Group practices
Medicare enrollment lists Virginia Y. Lieu as a member of these groups (CMS data updated October 2, 2026).
- Sutter Bay Medical Foundation3,829 clinicians in the group
- Bass Medical Group291 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Alamo
Clinicians with the same Medicare primary specialty in Alamo, CA — not a recommendation.
Other clinicians in Sutter Bay Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1063945962 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians