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Orthopedic Surgery

Michael P. Rubinstein, MD

Works at hospitals in Fullerton, CA · Orange, CA · California

Summary

Michael P. Rubinstein, MD (Orthopedic Surgery) is listed by Medicare at 2 hospitals in Fullerton, CA and Orange, CA. NPI 1780620013. 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 Michael P. Rubinstein, 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

Orthopedic SurgeryPrimary specialty
YesAccepts Medicare assignment
44Years since medical school (graduated 1982)
New York Medical CollegeMedical school
MaleGender (as listed)
Regents of the University of CaliforniaGroup practice (+1 more)

Quick answers

Which hospitals does Michael P. Rubinstein work at?
Medicare's official clinician data lists Michael P. Rubinstein at 2 hospitals: Providence St. Jude Medical Center and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael P. Rubinstein see patients?
Medicare's clinician data lists 1 practice location in Orange, CA. Call before your visit to confirm the address.
What is Michael P. Rubinstein's specialty?
Medicare lists Orthopedic Surgery as the primary specialty.
Does Michael P. Rubinstein accept Medicare assignment?
Yes. Medicare's clinician data says Michael P. Rubinstein 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 Michael P. Rubinstein?
(714) 456-7004, as listed in official Medicare / NPI Registry data.
What is Michael P. Rubinstein's NPI number?
1780620013. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael P. Rubinstein works

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

Group practices

Medicare enrollment lists Michael P. Rubinstein as a member of these groups (CMS data updated 2026-10-02).

  • Regents of the University of California60 clinicians in the group
  • Regents of the University of California51 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in California →

Other orthopedic surgeons in Orange

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

All orthopedic surgeons in Orange →

Clinician information

CredentialMD
Medical schoolNew York Medical College
Graduation year1982
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780620013
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