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Internal Medicine

Ellen Middleton, MD

Works at hospitals in Bartlesville, OK · Colorado Springs, CO · Kerrville, TX … · Oklahoma, Colorado, Texas

Summary

Ellen Middleton, MD (Internal Medicine) is listed by Medicare at 4 hospitals in Bartlesville, OK, Colorado Springs, CO and Kerrville, TX and other places. NPI 1215132881. 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 Ellen Middleton, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
21Years since medical school (graduated 2005)
University Of Texas Medical Branch At GalvestonMedical school
FemaleGender (as listed)
Usacs Critical Care Medicine Services of Texas PLLCGroup practice (+2 more)

Quick answers

Which hospitals does Ellen Middleton work at?
Medicare's official clinician data lists Ellen Middleton at 4 hospitals: Ascension St John Jane Phillips, Centura Health-Penrose St Francis Health Services, Peterson Regional Medical Center and Resolute Health Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ellen Middleton see patients?
Medicare's clinician data lists 9 practice locations, including Broken Arrow, OK, Lakewood, CO and Tulsa, OK. Call before your visit to confirm the address.
What is Ellen Middleton's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ellen Middleton accept Medicare assignment?
Yes. Medicare's clinician data says Ellen Middleton 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 Ellen Middleton offer telehealth?
Medicare's clinician data says Ellen Middleton offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Ellen Middleton?
(918) 994-8000, as listed in official Medicare / NPI Registry data.
What is Ellen Middleton's NPI number?
1215132881. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ellen Middleton works

Medicare's Facility Affiliation Data lists Ellen Middleton 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 Ellen Middleton is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ellen Middleton as a member of these groups (CMS data updated 2026-10-02).

  • Usacs Critical Care Medicine Services of Texas PLLC75 clinicians in the group
  • Usacs Observation Medicine Services of Colorado Inc.75 clinicians in the group
  • Usacs Critical Care Medicine of Oklahoma, LLC19 clinicians in the group

Specialties

Find other Internal Medicine doctors in Oklahoma →

Other internal medicine doctors in Broken Arrow

Clinicians with the same Medicare primary specialty in Broken Arrow, OK — not a recommendation.

All internal medicine doctors in Broken Arrow →

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical Branch At Galveston
Graduation year2005
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1215132881
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