Quick answers
- Where does Alyssa Morrison see patients?
- Medicare's clinician data lists 3 practice locations, including Ladera Ranch, CA, Rancho Santa Margarita, CA and Irvine, CA. Call before your visit to confirm the address.
- What is Alyssa Morrison's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Alyssa Morrison accept Medicare assignment?
- Medicare's clinician data says Alyssa Morrison may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Alyssa Morrison's NPI number?
- 1164392403. 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 Alyssa Morrison is enrolled with Medicare (CMS data updated 2026-10-02).
- 21 TuscanyLadera Ranch, CA 92694
- 33 Via HonradoRancho Santa Margarita, CA 92688
- 3943 Irvine BlvdIrvine, CA 92602
Specialties
- Clinical Social Workerprimary
Other clinical social workers in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1164392403 |
| 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