Andrew Liao, MD
NPI 1619197373 · Family Medicine Physician · Arcadia, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Liao, MD is a Family Medicine Physician provider in Arcadia, CA (NPI 1619197373).
Provider details
- NPI number
- 1619197373
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A94171 (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
19 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
561 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 297 | $139 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 115 | $140 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 57 | $194 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $98 |
| Administration of Influenza Virus VaccineG0008 | 29 | $35 |
| Administration of Pneumococcal VaccineG0009 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 101 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 442 | 124 |
| Losartan Potassium | 371 | 107 |
| Amlodipine Besylate | 324 | 94 |
| Levothyroxine Sodium | 253 | 67 |
| Metformin Hcl | 226 | 61 |
| Rosuvastatin Calcium | 186 | 55 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2007-09-20
Frequently asked questions
- What is Andrew Liao's NPI number?
- Andrew Liao's National Provider Identifier (NPI) is 1619197373, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Liao's specialty?
- Andrew Liao is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Liao located?
- Andrew Liao's practice location on file with NPPES is 612 W Duarte Rd, Arcadia, CA 91007-7602.
- What is Andrew Liao's phone number?
- The practice phone number listed in the NPPES registry for Andrew Liao is (626) 447-4567.
- Does Andrew Liao accept Medicare?
- Andrew Liao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Liao's NPI active?
- Yes — Andrew Liao's NPI (1619197373) is active in the NPPES registry as of the last update on 2007-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.