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General Surgery

Ramon Berguer, MD

Works at hospitals in Martinez, CA · Concord, CA · California

Summary

Ramon Berguer, MD (General Surgery) is listed by Medicare at 2 hospitals in Martinez, CA and Concord, CA. NPI 1285711036. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ramon Berguer, 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

General SurgeryPrimary specialty
May acceptAccepts Medicare assignment
41Years since medical school (graduated 1985)
Wayne State University School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Which hospitals does Ramon Berguer work at?
Medicare's official clinician data lists Ramon Berguer at 2 hospitals: Contra Costa Regional Medical Center and John Muir Medical Center - Concord Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ramon Berguer see patients?
Medicare's clinician data lists 1 practice location in Martinez, CA. Call before your visit to confirm the address.
What is Ramon Berguer's specialty?
Medicare lists General Surgery as the primary specialty.
Does Ramon Berguer accept Medicare assignment?
Medicare's clinician data says Ramon Berguer may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is the phone number for Ramon Berguer?
(415) 845-3912, as listed in official Medicare / NPI Registry data.
What is Ramon Berguer's NPI number?
1285711036. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ramon Berguer works

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

Specialties

Find other General Surgery doctors in California →

Other general surgeons in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All general surgeons in California →

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1985
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1285711036
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