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

Internal Medicine

Robert Ferdman, DO

Works at hospitals in Fresno, CA · California

Summary

Robert Ferdman, DO (Internal Medicine) is listed by Medicare at 1 hospital in Fresno, CA. NPI 1992140115. 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 Robert Ferdman, 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
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Which hospitals does Robert Ferdman work at?
Medicare's official clinician data lists Robert Ferdman at 1 hospital: Kaiser Foundation Hospital - Fresno. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Robert Ferdman see patients?
Medicare's clinician data lists 1 practice location in Fresno, CA. Call before your visit to confirm the address.
What is Robert Ferdman's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Robert Ferdman accept Medicare assignment?
Yes. Medicare's clinician data says Robert Ferdman 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 Robert Ferdman?
(559) 448-4500, as listed in official Medicare / NPI Registry data.
What is Robert Ferdman's NPI number?
1992140115. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Robert Ferdman works

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

Group practices

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

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Fresno

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

All internal medicine doctors in Fresno →

Clinician information

CredentialDO
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1992140115
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