Quick answers
- Does Haini Liao accept Medicare assignment?
- Yes. Medicare's clinician data says Haini Liao 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 Haini Liao see?
- In 2024, CMS data shows 178 Original Medicare patients and 474 services for Haini Liao. This counts Original Medicare only and measures volume, not quality.
- What is Haini Liao's NPI number?
- 1235490988. 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 Haini Liao, 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 | 178 |
|---|---|
| Services billed to Medicare | 474 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 85 |
Most frequent services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)129 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)87 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)83 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)61 services
- Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)53 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 cholesterol71%
- Arthritis50%
- Osteoporosis39%
- Chronic kidney disease38%
- Ischemic heart disease37%
Practice locations
Addresses where Haini Liao is enrolled with Medicare (CMS data updated October 2, 2026).
- 301 Industrial RdSan Carlos, CA 94070 (650) 321‑4121
Group practices
Medicare enrollment lists Haini Liao as a member of this group (CMS data updated October 2, 2026).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Geriatric Medicineprimary
Other geriatricians in California
Clinicians with the same Medicare primary specialty in California — 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 | 1999 (27 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) | 1235490988 |
| 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
- 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