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Neurology

Jeffrey Mullen, MD

Works at hospitals in Mission Viejo, CA · Orange, CA · California

Summary

Jeffrey Mullen, MD (Neurology) is listed by Medicare at 2 hospitals in Mission Viejo, CA and Orange, CA. NPI 1447614276. 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 Jeffrey Mullen, 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

NeurologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
10Years since medical school (graduated 2016)
University Of California, Irvine, California College Of MedicineMedical school
MaleGender (as listed)
Regents of the University of Claifornia Univ NeursciencesGroup practice

Quick answers

Which hospitals does Jeffrey Mullen work at?
Medicare's official clinician data lists Jeffrey Mullen at 2 hospitals: Providence Mission Hospital and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jeffrey Mullen see patients?
Medicare's clinician data lists 1 practice location in Orange, CA. Call before your visit to confirm the address.
What is Jeffrey Mullen's specialty?
Medicare lists Neurology as the primary specialty.
Does Jeffrey Mullen accept Medicare assignment?
Yes. Medicare's clinician data says Jeffrey Mullen 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.
Does Jeffrey Mullen offer telehealth?
Medicare's clinician data says Jeffrey Mullen offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jeffrey Mullen?
(714) 456-7004, as listed in official Medicare / NPI Registry data.
What is Jeffrey Mullen's NPI number?
1447614276. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jeffrey Mullen works

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

Group practices

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

  • Regents of the University of Claifornia Univ Neursciences74 clinicians in the group

Specialties

Find other Neurology doctors in California →

Other neurologists in Orange

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

All neurologists in Orange →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Irvine, California College Of Medicine
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1447614276
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