Quick answers
- Which hospitals does Marco Ayala work at?
- Medicare's official clinician data lists Marco Ayala at 3 hospitals: Scripps Memorial Hospital - Encinitas, Scripps Mercy Hospital and UPMC Altoona. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marco Ayala see patients?
- Medicare's clinician data lists 5 practice locations, including Chula Vista, CA, Turlock, CA and Carlsbad, CA. Call before your visit to confirm the address.
- What is Marco Ayala's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Marco Ayala accept Medicare assignment?
- Yes. Medicare's clinician data says Marco Ayala 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 Marco Ayala?
- (858) 499-2600, as listed in official Medicare / NPI Registry data.
- What is Marco Ayala's NPI number?
- 1023089992. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marco Ayala works
Medicare's Facility Affiliation Data lists Marco Ayala at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Scripps Memorial Hospital - EncinitasEncinitas, CA · Acute Care Hospital · CCN 050503
- Scripps Mercy HospitalSan Diego, CA · Acute Care Hospital · CCN 050077
- UPMC AltoonaAltoona, PA · Acute Care Hospital · CCN 390073
Practice locations
Addresses where Marco Ayala is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 E Palomar StChula Vista, CA 91913 (858) 499‑2600
- 1801 Colorado Ave, Suite 250Turlock, CA 95382 (209) 647‑3950
- 2390 Faraday AveCarlsbad, CA 92008 (858) 909‑0770
- 39755 Date St, Suite 105Murrieta, CA 92563 (951) 461‑0770
- 825 Delbon AveTurlock, CA 95382 (209) 667‑4200
Group practices
Medicare enrollment lists Marco Ayala as a member of these groups (CMS data updated 2026-10-02).
- Sharp Rees-Stealy Medical Group Inc884 clinicians in the group
- First Choice Physician Partners127 clinicians in the group
- Ritvik Mehta MD Apc16 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023089992 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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