Quick answers
- Does Percival J. Baldrias accept Medicare assignment?
- Yes. Medicare's clinician data says Percival J. Baldrias accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Percival J. Baldrias's NPI number?
- 1831399740. 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 Percival J. Baldrias is enrolled with Medicare (CMS data updated October 2, 2026).
- 820 N Mountain Ave, Suite 215Upland, CA 91786 (909) 920‑5150
Group practices
Medicare enrollment lists Percival J. Baldrias as a member of these groups (CMS data updated October 2, 2026).
- TMS Neurohealth West Professional Medical Corporation14 clinicians in the group
- Mental Wellness Partners6 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Upland
Clinicians with the same Medicare primary specialty in Upland, CA — not a recommendation.
Other clinicians in TMS Neurohealth West Professional Medical Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1831399740 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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