Quick answers
- Which hospitals does Michael M. Ross work at?
- Medicare's official clinician data lists Michael M. Ross at 4 hospitals: Casa Colina Hospital, Emanate Health Foothill Presbyterian Hospital, Emanate Health Inter-Community Hospital and San Antonio Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael M. Ross see patients?
- Medicare's clinician data lists 3 practice locations, including West Covina, CA, San Dimas, CA and Covina, CA. Call before your visit to confirm the address.
- What is Michael M. Ross's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Michael M. Ross accept Medicare assignment?
- Yes. Medicare's clinician data says Michael M. Ross 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 Michael M. Ross offer telehealth?
- Medicare's clinician data says Michael M. Ross offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Michael M. Ross?
- (909) 394-9004, as listed in official Medicare / NPI Registry data.
- What is Michael M. Ross's NPI number?
- 1508820648. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael M. Ross works
Medicare's Facility Affiliation Data lists Michael M. Ross at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Casa Colina HospitalPomona, CA · Acute Care Hospital · CCN 050782
- Emanate Health Foothill Presbyterian HospitalGlendora, CA · Acute Care Hospital · CCN 050597
- Emanate Health Inter-Community HospitalCovina, CA · Acute Care Hospital · CCN 050382
- San Antonio Regional HospitalUpland, CA · Acute Care Hospital · CCN 050099
Practice locations
Addresses where Michael M. Ross is enrolled with Medicare (CMS data updated 2026-10-02).
- 1115 S Sunset AveWest Covina, CA 91790
- 1305 W Arrow Hwy, Suite 104San Dimas, CA 91773 (909) 394‑9004
- 315 N 3rd Ave, Suite 207Covina, CA 91723 (626) 967‑4469
Group practices
Medicare enrollment lists Michael M. Ross as a member of this group (CMS data updated 2026-10-02).
- Emanate Health Medical Care Foundation86 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in West Covina
Clinicians with the same Medicare primary specialty in West Covina, CA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1508820648 |
| 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