Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Gastroenterology

Sergio E. Rojter, MD

Works at hospitals in Los Angeles, CA · California

Summary

Sergio E. Rojter, MD (Gastroenterology) is listed by Medicare at 1 hospital in Los Angeles, CA. NPI 1891716494. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Sergio E. Rojter, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

GastroenterologyPrimary specialty
May acceptAccepts Medicare assignment
YesOffers telehealth
40Years since medical school (graduated 1986)
MaleGender (as listed)
Sergio E Rojter M D A Professional CorporationGroup practice

Quick answers

Which hospitals does Sergio E. Rojter work at?
Medicare's official clinician data lists Sergio E. Rojter at 1 hospital: Adventist Health White Memorial. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Sergio E. Rojter see patients?
Medicare's clinician data lists 1 practice location in Los Angeles, CA. Call before your visit to confirm the address.
What is Sergio E. Rojter's specialty?
Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
Does Sergio E. Rojter accept Medicare assignment?
Medicare's clinician data says Sergio E. Rojter may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
Does Sergio E. Rojter offer telehealth?
Medicare's clinician data says Sergio E. Rojter offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Sergio E. Rojter?
(213) 250-3344, as listed in official Medicare / NPI Registry data.
What is Sergio E. Rojter's NPI number?
1891716494. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Sergio E. Rojter works

Medicare's Facility Affiliation Data lists Sergio E. Rojter at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Sergio E. Rojter is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Sergio E. Rojter as a member of this group (CMS data updated 2026-10-02).

  • Sergio E Rojter M D A Professional Corporation2 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in Los Angeles

Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.

All gastroenterologists in Los Angeles →

Clinician information

CredentialMD
Graduation year1986
Gender (as listed)Male
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1891716494
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians