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Preventive Medicine

Frederick S. Rosen, MD

Sees patients in San Luis Obispo, CA · California

Summary

Frederick S. Rosen, MD (Preventive Medicine) is enrolled with Medicare at 1 practice location in San Luis Obispo, CA. NPI 1063502839. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(508) 781‑5518 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Frederick S. Rosen, 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

1Practice location
Preventive MedicinePrimary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
University Of Southern California Keck School Of MedicineMedical school
MaleGender (as listed)
County of San Luis ObispoGroup practice

Quick answers

Where does Frederick S. Rosen see patients?
Medicare's clinician data lists 1 practice location in San Luis Obispo, CA. Call before your visit to confirm the address.
What is Frederick S. Rosen's specialty?
Medicare lists Preventive Medicine as the primary specialty, and also Otolaryngology.
Does Frederick S. Rosen accept Medicare assignment?
Yes. Medicare's clinician data says Frederick S. Rosen 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 Frederick S. Rosen?
(508) 781-5518, as listed in official Medicare / NPI Registry data.
What is Frederick S. Rosen's NPI number?
1063502839. 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 Frederick S. Rosen is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Frederick S. Rosen as a member of this group (CMS data updated 2026-10-02).

  • County of San Luis Obispo10 clinicians in the group

Specialties

Find other Preventive Medicine doctors in California →

Other preventive medicine doctors in California

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

All preventive medicine doctors in California →

Clinician information

CredentialMD
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063502839
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