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Radiation Oncology

John C. Sohayda, MD

Sees patients in Lone Tree, CO · Colorado

Summary

John C. Sohayda, MD (Radiation Oncology) is enrolled with Medicare at 1 practice location in Lone Tree, CO. NPI 1063549632. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about John C. Sohayda, 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

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
University Of Cincinnati College Of MedicineMedical school
MaleGender (as listed)
Colorado Permanente Medical Group PCGroup practice

Quick answers

Where does John C. Sohayda see patients?
Medicare's clinician data lists 1 practice location in Lone Tree, CO. Call before your visit to confirm the address.
What is John C. Sohayda's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does John C. Sohayda accept Medicare assignment?
Yes. Medicare's clinician data says John C. Sohayda 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 John C. Sohayda?
(303) 338-4545, as listed in official Medicare / NPI Registry data.
What is John C. Sohayda's NPI number?
1063549632. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where John C. Sohayda is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists John C. Sohayda as a member of this group (CMS data updated 2026-10-02).

  • Colorado Permanente Medical Group PC1,327 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Colorado →

Other radiation oncologists in Lone Tree

Clinicians with the same Medicare primary specialty in Lone Tree, CO — not a recommendation.

All radiation oncologists in Lone Tree →

Clinician information

CredentialMD
Medical schoolUniversity Of Cincinnati College Of Medicine
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063549632
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians