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Internal Medicine

Robert J. Jaffe, MD

Sees patients in Brentwood, TN · Fountain Valley, CA · Costa Mesa, CA … · Tennessee, California

Summary

Robert J. Jaffe, MD (Internal Medicine) is enrolled with Medicare at 6 practice locations in Brentwood, TN, Fountain Valley, CA and Costa Mesa, CA and other places. NPI 1326328444. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Robert J. Jaffe, 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
52Years since medical school (graduated 1974)
University Of Cincinnati College Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Robert J. Jaffe see patients?
Medicare's clinician data lists 6 practice locations, including Brentwood, TN, Fountain Valley, CA and Costa Mesa, CA. Call before your visit to confirm the address.
What is Robert J. Jaffe's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Dermatology.
Does Robert J. Jaffe accept Medicare assignment?
Yes. Medicare's clinician data says Robert J. Jaffe 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 Robert J. Jaffe's NPI number?
1326328444. 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 Robert J. Jaffe is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.

  • 115 Eastpark Dr, Suite 300Brentwood, TN 37027
  • 17360 Brookhurst StFountain Valley, CA 92708
  • 3400 Ave of the ArtsCosta Mesa, CA 92626
  • 4528 Slauson AveMaywood, CA 90270
  • 5825 Kanan Rd, Unit BAgoura Hills, CA 91301

Specialties

Find other Internal Medicine doctors in Tennessee →

Other internal medicine doctors in Brentwood

Clinicians with the same Medicare primary specialty in Brentwood, TN — not a recommendation.

All internal medicine doctors in Brentwood →

Clinician information

CredentialMD
Medical schoolUniversity Of Cincinnati College Of Medicine
Graduation year1974
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326328444
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