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Internal Medicine

Ishwaria M. Subbiah, MD

Sees patients in Palo Alto, CA · California

Summary

Ishwaria M. Subbiah, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Palo Alto, CA. NPI 1124283213. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ishwaria M. Subbiah, 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

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
18Years since medical school (graduated 2008)
FemaleGender (as listed)

Quick answers

Where does Ishwaria M. Subbiah see patients?
Medicare's clinician data lists 1 practice location in Palo Alto, CA. Call before your visit to confirm the address.
What is Ishwaria M. Subbiah's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Hospice/Palliative Care.
Does Ishwaria M. Subbiah accept Medicare assignment?
Medicare's clinician data says Ishwaria M. Subbiah may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Ishwaria M. Subbiah's NPI number?
1124283213. 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 Ishwaria M. Subbiah is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Palo Alto

Clinicians with the same Medicare primary specialty in Palo Alto, CA — not a recommendation.

All internal medicine doctors in Palo Alto →

Clinician information

CredentialMD
Graduation year2008
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1124283213
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians