Quick answers
- Which hospitals does Cynthia Pathmathasan work at?
- Medicare's official clinician data lists Cynthia Pathmathasan at 1 hospital: Kaiser Foundation Hospital - West LA. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cynthia Pathmathasan see patients?
- Medicare's clinician data lists 2 practice locations, including Pasedena, CA and Pasadena, CA. Call before your visit to confirm the address.
- What is Cynthia Pathmathasan's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Cynthia Pathmathasan accept Medicare assignment?
- Medicare's clinician data says Cynthia Pathmathasan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Cynthia Pathmathasan's NPI number?
- 1538738240. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cynthia Pathmathasan works
Medicare's Facility Affiliation Data lists Cynthia Pathmathasan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Kaiser Foundation Hospital - West LALos Angeles, CA · Acute Care Hospital · CCN 050561
Practice locations
Addresses where Cynthia Pathmathasan is enrolled with Medicare (CMS data updated 2026-10-02).
- 393 E Walnut 3rd FlPasedena, CA 91188
- 393 E Walnut St Fl, 3 Phr Group Provider Enrollment UnitPasadena, CA 91188
Specialties
- Family Practiceprimary
Other family doctors in Pasedena
Clinicians with the same Medicare primary specialty in Pasedena, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1538738240 |
| 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