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Medical Oncology

Jonathan N. Swerdloff, MD

Works at hospitals in La Grande, OR · Nampa, ID · Boise, ID · Oregon, Idaho

Summary

Jonathan N. Swerdloff, MD (Medical Oncology) is listed by Medicare at 3 hospitals in La Grande, OR, Nampa, ID and Boise, ID. NPI 1588696538. 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 Jonathan N. Swerdloff, 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

Medical OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
29Years since medical school (graduated 1997)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)
St Lukes Clinic-Treasure Valley LLCGroup practice

Quick answers

Which hospitals does Jonathan N. Swerdloff work at?
Medicare's official clinician data lists Jonathan N. Swerdloff at 3 hospitals: Grande Ronde Hospital, St Luke's Nampa Medical Center and St Luke's Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan N. Swerdloff see patients?
Medicare's clinician data lists 10 practice locations, including Boise, ID, Baker City, OR and Nampa, ID. Call before your visit to confirm the address.
What is Jonathan N. Swerdloff's specialty?
Medicare lists Medical Oncology as the primary specialty.
Does Jonathan N. Swerdloff accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan N. Swerdloff 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 Jonathan N. Swerdloff offer telehealth?
Medicare's clinician data says Jonathan N. Swerdloff offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jonathan N. Swerdloff?
(208) 381-2983, as listed in official Medicare / NPI Registry data.
What is Jonathan N. Swerdloff's NPI number?
1588696538. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan N. Swerdloff works

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

Group practices

Medicare enrollment lists Jonathan N. Swerdloff as a member of this group (CMS data updated 2026-10-02).

  • St Lukes Clinic-Treasure Valley LLC1,173 clinicians in the group

Specialties

Find other Medical Oncology doctors in Idaho →

Other oncologists in Boise

Clinicians with the same Medicare primary specialty in Boise, ID — not a recommendation.

All oncologists in Boise →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1997
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1588696538
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