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Pathology

Marian L. Butcher, MD

Works at hospitals in Lodi, CA · Auburn, CA · Davis, CA … · California

Summary

Dr. Marian L. Butcher, MD is a pathologist at 1 Medical Plaza, Roseville, CA 95661. Phone: (916) 447-6267. Accepts Medicare assignment. In 2024, Marian L. Butcher had 1,526 Original Medicare patients and 4,292 services. NPI 1275736266. 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 Marian L. Butcher, 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 Marian L. Butcher accept Medicare assignment?
Yes. Medicare's clinician data says Marian L. Butcher 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 Marian L. Butcher see?
In 2024, CMS data shows 1,526 Original Medicare patients and 4,292 services for Marian L. Butcher. This counts Original Medicare only and measures volume, not quality.
What is Marian L. Butcher's NPI number?
1275736266. 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 Marian L. Butcher, 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 patients1,526
Services billed to Medicare4,292
Different services or procedures27
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)2,881 services
  2. Special stained specimen slides to examine tissue, each additional procedure (88341)458 services
  3. Special stained specimen slides to examine tissue, initial procedure (88342)353 services
  4. Pathology examination of tissue using a microscope, limited examination (88300)106 services
  5. Special stained specimen slides to identify organisms including interpretation and report (88312)93 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 cholesterol74%
  • High blood pressure71%
  • Arthritis48%
  • Diabetes30%
  • Ischemic heart disease28%
  • Chronic kidney disease27%

Hospitals where Marian L. Butcher works

Medicare's Facility Affiliation Data lists Marian L. Butcher 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 Marian L. Butcher is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Marian L. Butcher as a member of this group (CMS data updated October 2, 2026).

  • Diagnostic Pathology Medical Group Inc31 clinicians in the group

Specialties

Find other Pathology doctors in California →

Other pathologists in Roseville

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

All pathologists in Roseville →

Other clinicians in Diagnostic Pathology Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In Shreveport
Graduation year2007 (19 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275736266
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