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Emergency Medicine

Guy R. Bennallack Jr., DO

Works at hospitals in Lompoc, CA · Horizon City, TX · California, Texas

Summary

Guy R. Bennallack Jr., DO (Emergency Medicine) is listed by Medicare at 2 hospitals in Lompoc, CA and Horizon City, TX. NPI 1245610344. 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 Guy R. Bennallack Jr., 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
11Years since medical school (graduated 2015)
Touro Un College Of Osteopathic Medicine, VallejoMedical school
MaleGender (as listed)
Hawaii Emergency Physicians Associated IncGroup practice (+2 more)

Quick answers

Which hospitals does Guy R. Bennallack Jr. work at?
Medicare's official clinician data lists Guy R. Bennallack Jr. at 2 hospitals: Lompoc Valley Medical Center and The Hospitals of Providence Horizon City Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Guy R. Bennallack Jr. see patients?
Medicare's clinician data lists 5 practice locations, including El Paso, TX, Lompoc, CA and Honokaa, HI. Call before your visit to confirm the address.
What is Guy R. Bennallack Jr.'s specialty?
Medicare lists Emergency Medicine as the primary specialty, and also Osteopathic Manipulative Medicine.
Does Guy R. Bennallack Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Guy R. Bennallack Jr. 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 Guy R. Bennallack Jr.?
(915) 242-2400, as listed in official Medicare / NPI Registry data.
What is Guy R. Bennallack Jr.'s NPI number?
1245610344. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Guy R. Bennallack Jr. works

Medicare's Facility Affiliation Data lists Guy R. Bennallack Jr. 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 Guy R. Bennallack Jr. is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Guy R. Bennallack Jr. as a member of these groups (CMS data updated 2026-10-02).

  • Hawaii Emergency Physicians Associated Inc120 clinicians in the group
  • Pearsall Emergency Medicine Associates, PA50 clinicians in the group
  • Santa Ynez River Physicians PC20 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in El Paso

Clinicians with the same Medicare primary specialty in El Paso, TX — not a recommendation.

All emergency medicine doctors in El Paso →

Clinician information

CredentialDO
Medical schoolTouro Un College Of Osteopathic Medicine, Vallejo
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245610344
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