Quick answers
- Where does Alison M. Trexler see patients?
- Medicare's clinician data lists 3 practice locations, including Oceanside, CA, Encinitas, CA and Escondido, CA. Call before your visit to confirm the address.
- What is Alison M. Trexler's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Alison M. Trexler accept Medicare assignment?
- Yes. Medicare's clinician data says Alison M. Trexler 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 Alison M. Trexler offer telehealth?
- Medicare's clinician data says Alison M. Trexler offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Alison M. Trexler?
- (760) 290-8170, as listed in official Medicare / NPI Registry data.
- What is Alison M. Trexler's NPI number?
- 1003104704. 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 Alison M. Trexler is enrolled with Medicare (CMS data updated 2026-10-02).
- 2122 S Elcamino Real, Suite 102Oceanside, CA 92054 (760) 290‑8170
- 351 Santa Fe Dr, Suite 200Encinitas, CA 92024 (858) 279‑1223
- 490 N Grape StEscondido, CA 92025 (760) 975‑9939
Group practices
Medicare enrollment lists Alison M. Trexler as a member of these groups (CMS data updated 2026-10-02).
- Pacific Coast Psychiatric Associates Inc662 clinicians in the group
- Community Research Foundation Inc65 clinicians in the group
- Mental Health Systems Inc34 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Oceanside
Clinicians with the same Medicare primary specialty in Oceanside, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Mercer University School Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1003104704 |
| 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