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Diagnostic Radiology

John W. Fox Jr., MD

Works at hospitals in Springfield, MO · Englewood, NJ · Stratford, NJ … · Missouri, New Jersey, Florida, South Carolina

Summary

Dr. John W. Fox Jr., MD is a radiologist at 15034 Balsam Ln, Millersburg, MI 49759. Phone: (201) 894-3480. Accepts Medicare assignment. In 2024, John W. Fox Jr. had 973 Original Medicare patients and 1,476 services. NPI 1841587920. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about John W. Fox Jr., joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does John W. Fox Jr. accept Medicare assignment?
Yes. Medicare's clinician data says John W. Fox Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does John W. Fox Jr. see?
In 2024, CMS data shows 973 Original Medicare patients and 1,476 services for John W. Fox Jr.. This counts Original Medicare only and measures volume, not quality.
What is John W. Fox Jr.'s NPI number?
1841587920. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for John W. Fox Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients973
Services billed to Medicare1,476
Different services or procedures74
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Ct scan head or brain without contrast (70450)398 services
  2. Ct scan of blood vessels of head with contrast (70496)141 services
  3. Ct scan of blood vessels of neck with contrast (70498)136 services
  4. Ct scan of upper spine without contrast (72125)122 services
  5. Mri scan of brain before and after contrast (70553)90 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis60%
  • Anxiety40%
  • Depression39%
  • Diabetes38%

Hospitals where John W. Fox Jr. works

Medicare's Facility Affiliation Data lists John W. Fox Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where John W. Fox Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists John W. Fox Jr. as a member of these groups (CMS data updated October 2, 2026).

  • Geisinger Clinic3,467 clinicians in the group
  • Mori Bean and Brooks Inc977 clinicians in the group
  • The Unity Hospital of Rochester736 clinicians in the group
  • Virtual Radiologic Professionals LLC397 clinicians in the group
  • United Memorial Medical Center279 clinicians in the group
  • Englewood Radiologic Group P A132 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Michigan →

Other radiologists in Michigan

Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.

All radiologists in Michigan →

Other clinicians in Geisinger Clinic

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2011 (15 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841587920
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians