Quick answers
- Where does Jennifer Desby see patients?
- Medicare's clinician data lists 3 practice locations, including Costa Mesa, CA, San Diego, CA and Santa Ana, CA. Call before your visit to confirm the address.
- What is Jennifer Desby's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Jennifer Desby accept Medicare assignment?
- Yes. Medicare's clinician data says Jennifer Desby 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 Jennifer Desby?
- (714) 545-5550, as listed in official Medicare / NPI Registry data.
- What is Jennifer Desby's NPI number?
- 1740392026. 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 Jennifer Desby is enrolled with Medicare (CMS data updated 2026-10-02).
- 3151 Airway Ave, Suite G1Costa Mesa, CA 92626 (714) 545‑5550
- 3900 5th Ave, Suite 110San Diego, CA 92103 (858) 554‑1212
- 999 N Tustin Ave, Suite 216Santa Ana, CA 92705 (714) 545‑5550
Group practices
Medicare enrollment lists Jennifer Desby as a member of these groups (CMS data updated 2026-10-02).
- Monica Perlman MD Inc364 clinicians in the group
- Pacific Neuropsychiatric Specialists Inc72 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Costa Mesa
Clinicians with the same Medicare primary specialty in Costa Mesa, CA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740392026 |
| 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