Quick answers
- Where does Lorraine Sunday see patients?
- Medicare's clinician data lists 2 practice locations, including Irvine, CA and Placentia, CA. Call before your visit to confirm the address.
- What is Lorraine Sunday's specialty?
- Medicare lists General Practice as the primary specialty, and also Preventive Medicine.
- Does Lorraine Sunday accept Medicare assignment?
- Yes. Medicare's clinician data says Lorraine Sunday 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 Lorraine Sunday?
- (949) 863-9103, as listed in official Medicare / NPI Registry data.
- What is Lorraine Sunday's NPI number?
- 1558407197. 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 Lorraine Sunday is enrolled with Medicare (CMS data updated 2026-10-02).
- 2362 Morse AveIrvine, CA 92614 (949) 863‑9103
- 640 S Placentia AvePlacentia, CA 92870 (714) 579‑7772
Group practices
Medicare enrollment lists Lorraine Sunday 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
- General Practiceprimary
- Preventive Medicinealso
Other general practitioners in Irvine
Clinicians with the same Medicare primary specialty in Irvine, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Irvine, California College Of Medicine |
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558407197 |
| 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