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Nephrology

Stephen D. Fox, MD

Works at hospitals in Boulder, CO · Lafayette, CO · Longmont, CO · Colorado

Summary

Stephen D. Fox, MD (Nephrology) is listed by Medicare at 4 hospitals in Boulder, CO, Lafayette, CO and Longmont, CO. NPI 1033194022. 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 Stephen D. Fox, 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

NephrologyPrimary specialty
YesAccepts Medicare assignment
44Years since medical school (graduated 1982)
Hahnemann University College Of MedicineMedical school
MaleGender (as listed)
Western Nephrology and Metabolic Bone Disease, P.C.Group practice

Quick answers

Which hospitals does Stephen D. Fox work at?
Medicare's official clinician data lists Stephen D. Fox at 4 hospitals: Boulder Community Health, Good Samaritan Medical Center LLC, Longmont United Hospital and Longs Peak Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Stephen D. Fox see patients?
Medicare's clinician data lists 1 practice location in Longmont, CO. Call before your visit to confirm the address.
What is Stephen D. Fox's specialty?
Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
Does Stephen D. Fox accept Medicare assignment?
Yes. Medicare's clinician data says Stephen D. Fox 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 Stephen D. Fox?
(303) 776-7759, as listed in official Medicare / NPI Registry data.
What is Stephen D. Fox's NPI number?
1033194022. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Stephen D. Fox works

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

Group practices

Medicare enrollment lists Stephen D. Fox as a member of this group (CMS data updated 2026-10-02).

  • Western Nephrology and Metabolic Bone Disease, P.C.33 clinicians in the group

Specialties

Find other Nephrology doctors in Colorado →

Other nephrologists in Longmont

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

All nephrologists in Longmont →

Clinician information

CredentialMD
Medical schoolHahnemann University College Of Medicine
Graduation year1982
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033194022
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