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Gastroenterology

Aruna Jayaraman, MD

Works at hospitals in Santa Rosa, CA · California

Summary

Aruna Jayaraman, MD (Gastroenterology) is listed by Medicare at 1 hospital in Santa Rosa, CA. NPI 1306817903. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Aruna Jayaraman, 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
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
Jefferson Medical College Of Thomas Jefferson UniversityMedical school
FemaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Which hospitals does Aruna Jayaraman work at?
Medicare's official clinician data lists Aruna Jayaraman at 1 hospital: Kaiser Foundation Hospital-Santa Rosa. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Aruna Jayaraman see patients?
Medicare's clinician data lists 1 practice location in Santa Rosa, CA. Call before your visit to confirm the address.
What is Aruna Jayaraman's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Aruna Jayaraman accept Medicare assignment?
Yes. Medicare's clinician data says Aruna Jayaraman 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 Aruna Jayaraman?
(707) 541-7900, as listed in official Medicare / NPI Registry data.
What is Aruna Jayaraman's NPI number?
1306817903. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Aruna Jayaraman works

Medicare's Facility Affiliation Data lists Aruna Jayaraman 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 Aruna Jayaraman is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Aruna Jayaraman as a member of this group (CMS data updated 2026-10-02).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in Santa Rosa

Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.

All gastroenterologists in Santa Rosa →

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year1999
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1306817903
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