Quick answers
- Where does Heather Lo see patients?
- Medicare's clinician data lists 4 practice locations, including Santa Ana, CA, El Cajon, CA and Chula Vista, CA. Call before your visit to confirm the address.
- What is Heather Lo's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Heather Lo accept Medicare assignment?
- Yes. Medicare's clinician data says Heather Lo 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.
- Does Heather Lo offer telehealth?
- Medicare's clinician data says Heather Lo offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Heather Lo?
- (714) 266-1666, as listed in official Medicare / NPI Registry data.
- What is Heather Lo's NPI number?
- 1336926260. 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 Heather Lo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1220 Hemlock Way, Suite 204Santa Ana, CA 92707 (714) 266‑1666
- 328 Highland Ave, Suite 200El Cajon, CA 92020 (619) 930‑9404
- 429 BroadwayChula Vista, CA 91910 (619) 434‑0204
- 501 E Hardy StInglewood, CA 90301 (310) 672‑3900
Group practices
Medicare enrollment lists Heather Lo as a member of these groups (CMS data updated 2026-10-02).
- Apex Cardiology Consultants8 clinicians in the group
- Hassan Kafri MD Inc8 clinicians in the group
- Good Heart Medical Group a Professional Corporation4 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Santa Ana
Clinicians with the same Medicare primary specialty in Santa Ana, CA — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1336926260 |
| 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