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Certified Registered Nurse Anesthetist (CRNA)

Leon S. Brook, CNA

Works at hospitals in Hays, KS · Kansas

Summary

Leon S. Brook, CNA (Certified Registered Nurse Anesthetist (CRNA)) is listed by Medicare at 1 hospital in Hays, KS. NPI 1811947708. 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 Leon S. Brook, 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

Certified Registered Nurse Anesthetist (CRNA)Primary specialty
YesAccepts Medicare assignment
33Years since medical school (graduated 1993)
Mayo Medical SchoolMedical school
MaleGender (as listed)
Hays Medical Center IncGroup practice

Quick answers

Which hospitals does Leon S. Brook work at?
Medicare's official clinician data lists Leon S. Brook at 1 hospital: Hays Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leon S. Brook see patients?
Medicare's clinician data lists 1 practice location in Hays, KS. Call before your visit to confirm the address.
What is Leon S. Brook's specialty?
Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
Does Leon S. Brook accept Medicare assignment?
Yes. Medicare's clinician data says Leon S. Brook 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 Leon S. Brook?
(785) 623-5096, as listed in official Medicare / NPI Registry data.
What is Leon S. Brook's NPI number?
1811947708. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leon S. Brook works

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

Group practices

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

  • Hays Medical Center Inc191 clinicians in the group

Specialties

Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Kansas →

Other nurse anesthetists in Hays

Clinicians with the same Medicare primary specialty in Hays, KS — not a recommendation.

All nurse anesthetists in Hays →

Clinician information

CredentialCNA
Medical schoolMayo Medical School
Graduation year1993
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811947708
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