Quick answers
- Where does Catherine Liu see patients?
- Medicare's clinician data lists 2 practice locations, including San Marcos, CA and Escondido, CA. Call before your visit to confirm the address.
- What is Catherine Liu's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Catherine Liu accept Medicare assignment?
- Yes. Medicare's clinician data says Catherine Liu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Catherine Liu?
- (760) 432-9000, as listed in official Medicare / NPI Registry data.
- What is Catherine Liu's NPI number?
- 1285960070. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Catherine Liu is enrolled with Medicare (CMS data updated 2026-10-02).
- 740 Nordahl Rd, Suite 131San Marcos, CA 92069 (760) 432‑9000
- 860 W Valley Pkwy, Suite 150Escondido, CA 92025 (760) 740‑0707
Group practices
Medicare enrollment lists Catherine Liu as a member of this group (CMS data updated 2026-10-02).
- American Current Care of California a Medical Corporation130 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in San Marcos
Clinicians with the same Medicare primary specialty in San Marcos, CA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285960070 |
| 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 2026-10-02, retrieved 2026-10-29
- 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