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General Surgery

Stephen J. Hopkins, MD

Works at hospitals in Susanville, CA · California

Summary

Dr. Stephen J. Hopkins, MD is a general surgeon at 1680 Bunyan Rd, Susanville, CA 96130. Phone: (530) 257-5730. Accepts Medicare assignment. In 2024, Stephen J. Hopkins had 441 Original Medicare patients and 5,228 services. NPI 1265498539. 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.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 1680 Bunyan Rd, Susanville, CA 96130 · Directions
  • Phone: (530) 257‑5730
  • Medicare: Accepts Medicare assignment
  • Hospital: Banner Lassen Medical Center
  • Group practice: Banner Health
  • Medical school: Tulane University School Of Medicine · graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Stephen J. Hopkins, 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 Stephen J. Hopkins accept Medicare assignment?
Yes. Medicare's clinician data says Stephen J. Hopkins 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 Stephen J. Hopkins see?
In 2024, CMS data shows 441 Original Medicare patients and 5,228 services for Stephen J. Hopkins. This counts Original Medicare only and measures volume, not quality.
What is Stephen J. Hopkins's NPI number?
1265498539. 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 Stephen J. Hopkins, 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 patients441
Services billed to Medicare5,228
Different services or procedures77
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,768 services
  2. Removal of skin and tissue, 20.0 sq cm or less (11042)698 services
  3. Removal of muscle and/or tissue, 20.0 sq cm or less (11043)388 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)366 services
  5. Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less (15271)281 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 cholesterol73%
  • Arthritis55%
  • Diabetes44%
  • Ischemic heart disease33%
  • Chronic kidney disease31%

Hospitals where Stephen J. Hopkins works

Medicare's Facility Affiliation Data lists Stephen J. Hopkins 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.

  • Banner Lassen Medical CenterSusanville, CA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 051320

Practice locations

Addresses where Stephen J. Hopkins is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stephen J. Hopkins as a member of this group (CMS data updated October 2, 2026).

  • Banner Health22 clinicians in the group

Specialties

Find other General Surgery doctors in California →

Other general surgeons in Susanville

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

All general surgeons in Susanville →

Other clinicians in Banner Health

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

Clinician information

CredentialMD
Medical schoolTulane University School Of Medicine
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265498539
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