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Emergency Medicine

James Maguire, MD

Sees patients in Freedom, CA · Santa Cruez, CA · Watsonville, CA … · California

Summary

James Maguire, MD (Emergency Medicine) is enrolled with Medicare at 4 practice locations in Freedom, CA, Santa Cruez, CA and Watsonville, CA and other places. NPI 1184644346. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(831) 458‑5865 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about James Maguire, 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

4Practice locations
Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
George Washington University School Of MedicineMedical school
MaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Where does James Maguire see patients?
Medicare's clinician data lists 4 practice locations, including Freedom, CA, Santa Cruez, CA and Watsonville, CA. Call before your visit to confirm the address.
What is James Maguire's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does James Maguire accept Medicare assignment?
Yes. Medicare's clinician data says James Maguire 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 James Maguire?
(831) 458-5865, as listed in official Medicare / NPI Registry data.
What is James Maguire's NPI number?
1184644346. 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 James Maguire is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in California

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

All emergency medicine doctors in California →

Clinician information

CredentialMD
Medical schoolGeorge Washington University School Of Medicine
Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184644346
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