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Emergency Medicine

Clayton Cook, DO

Works at hospitals in San Antonio, TX · Texas

Summary

Clayton Cook, DO (Emergency Medicine) is listed by Medicare at 3 hospitals in San Antonio, TX. NPI 1467949453. 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 Clayton Cook, 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
8Years since medical school (graduated 2018)
Nova Southeastern College Of Osteo MedicineMedical school
MaleGender (as listed)
Travis County Emergency Physicians PAGroup practice

Quick answers

Which hospitals does Clayton Cook work at?
Medicare's official clinician data lists Clayton Cook at 3 hospitals: Baptist Medical Center, Methodist Hospital and Methodist Hospital Stone Oak. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Clayton Cook see patients?
Medicare's clinician data lists 2 practice locations, including San Antonio, TX. Call before your visit to confirm the address.
What is Clayton Cook's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Clayton Cook accept Medicare assignment?
Yes. Medicare's clinician data says Clayton Cook 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 Clayton Cook?
(210) 297-7000, as listed in official Medicare / NPI Registry data.
What is Clayton Cook's NPI number?
1467949453. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Clayton Cook works

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

Group practices

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

  • Travis County Emergency Physicians PA327 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in San Antonio

Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.

All emergency medicine doctors in San Antonio →

Clinician information

CredentialDO
Medical schoolNova Southeastern College Of Osteo Medicine
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467949453
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