Quick answers
- Which hospitals does Seda Markosyan work at?
- Medicare's official clinician data lists Seda Markosyan at 3 hospitals: Providence Saint Joseph Medical Ctr, Sherman Oaks Hospital and Valley Presbyterian Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Seda Markosyan see patients?
- Medicare's clinician data lists 1 practice location in Reseda, CA. Call before your visit to confirm the address.
- What is Seda Markosyan's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Seda Markosyan accept Medicare assignment?
- Yes. Medicare's clinician data says Seda Markosyan 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 Seda Markosyan?
- (424) 421-6001, as listed in official Medicare / NPI Registry data.
- What is Seda Markosyan's NPI number?
- 1326636341. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Seda Markosyan works
Medicare's Facility Affiliation Data lists Seda Markosyan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Saint Joseph Medical CtrBurbank, CA · Acute Care Hospital · CCN 050235
- Sherman Oaks HospitalSherman Oaks, CA · Acute Care Hospital · CCN 050755
- Valley Presbyterian HospitalVan Nuys, CA · Acute Care Hospital · CCN 050126
Practice locations
Addresses where Seda Markosyan is enrolled with Medicare (CMS data updated 2026-10-02).
- 18040 Sherman Way, Suite 210Reseda, CA 91335 (424) 421‑6001
Group practices
Medicare enrollment lists Seda Markosyan as a member of this group (CMS data updated 2026-10-02).
- Vip Nephrology Inc8 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Reseda
Clinicians with the same Medicare primary specialty in Reseda, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326636341 |
| 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