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Hematology/Oncology

Steven J. Hager, DO

Works at hospitals in Clovis, CA · Cody, WY · Fresno, CA · California, Wyoming

Summary

Steven J. Hager, DO (Hematology/Oncology) is listed by Medicare at 3 hospitals in Clovis, CA, Cody, WY and Fresno, CA. NPI 1326087917. 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 Steven J. Hager, 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

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
42Years since medical school (graduated 1984)
New York College Of Osteo Medicine Of New York Institute Of TechnologyMedical school
MaleGender (as listed)
California Cancer Associates for Research and Excellence IncGroup practice

Quick answers

Which hospitals does Steven J. Hager work at?
Medicare's official clinician data lists Steven J. Hager at 3 hospitals: Clovis Community Medical Center, Cody Regional Health and Saint Agnes Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Steven J. Hager see patients?
Medicare's clinician data lists 1 practice location in Fresno, CA. Call before your visit to confirm the address.
What is Steven J. Hager's specialty?
Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
Does Steven J. Hager accept Medicare assignment?
Yes. Medicare's clinician data says Steven J. Hager 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 Steven J. Hager offer telehealth?
Medicare's clinician data says Steven J. Hager offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Steven J. Hager?
(559) 326-1222, as listed in official Medicare / NPI Registry data.
What is Steven J. Hager's NPI number?
1326087917. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Steven J. Hager works

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

Group practices

Medicare enrollment lists Steven J. Hager as a member of this group (CMS data updated 2026-10-02).

  • California Cancer Associates for Research and Excellence Inc65 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in California →

Other hematologist-oncologists in Fresno

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

All hematologist-oncologists in Fresno →

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year1984
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1326087917
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