Haini Liao, M.D.
NPI 1235490988 · Geriatric Medicine (Internal Medicine) Physician · Sunnyvale, CA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Haini Liao, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Sunnyvale, CA (NPI 1235490988).
Provider details
- NPI number
- 1235490988
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A143026 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
428 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 129 | $178 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 87 | $125 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 83 | $216 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 61 | $258 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 53 | $208 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Mirtazapine | 43 |
| Amlodipine Besylate | 37 |
| Duloxetine Hcl | 30 |
| Levothyroxine Sodium | 30 |
| Pantoprazole Sodium | 29 |
| Losartan Potassium | 27 |
| Tamsulosin Hcl | 26 |
| Donepezil Hcl | 26 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-30
- Last updated
- 2021-07-12
- Certified
- 2021-07-12
Frequently asked questions
- What is Haini Liao's NPI number?
- Haini Liao's National Provider Identifier (NPI) is 1235490988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Haini Liao's specialty?
- Haini Liao is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Haini Liao located?
- Haini Liao's practice location on file with NPPES is 301 Old San Francisco Rd, Sunnyvale, CA 94086-6386.
- What is Haini Liao's phone number?
- The practice phone number listed in the NPPES registry for Haini Liao is (650) 934-7000.
- Does Haini Liao accept Medicare?
- Haini Liao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Haini Liao's NPI active?
- Yes — Haini Liao's NPI (1235490988) is active in the NPPES registry as of the last update on 2021-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.