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Pathology

Lisa K. Koch, MD

Works at hospitals in Toppenish, WA · Port Townsend, WA · Bellingham, WA … · Washington

Summary

Dr. Lisa K. Koch, MD is a pathologist at 3560 Meridian St, Suite 101, Bellingham, WA 98225. Phone: (360) 734-2800. Accepts Medicare assignment. In 2024, Lisa K. Koch had 4,707 Original Medicare patients and 10,896 services. NPI 1639468762. 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 Lisa K. Koch, 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 Lisa K. Koch accept Medicare assignment?
Yes. Medicare's clinician data says Lisa K. Koch 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 Lisa K. Koch see?
In 2024, CMS data shows 4,707 Original Medicare patients and 10,896 services for Lisa K. Koch. This counts Original Medicare only and measures volume, not quality.
What is Lisa K. Koch's NPI number?
1639468762. 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 Lisa K. Koch, 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 patients4,707
Services billed to Medicare10,896
Different services or procedures36
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)8,365 services
  2. Cell examination of specimen, selective cellular enhancement technique (88112)465 services
  3. Special stained specimen slides to examine tissue, each additional procedure (88341)450 services
  4. Special stained specimen slides to examine tissue, initial procedure (88342)239 services
  5. Microscopic genetic analysis of tumor, manual (88360)193 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 cholesterol67%
  • High blood pressure65%
  • Arthritis39%
  • Diabetes23%
  • Ischemic heart disease23%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)21%

Hospitals where Lisa K. Koch works

Medicare's Facility Affiliation Data lists Lisa K. Koch 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.

  • Astria Toppenish HospitalToppenish, WA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 500037
  • Jefferson HealthcarePort Townsend, WA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 501323
  • PeaceHealth St Joseph Medical CenterBellingham, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 500030
  • Skagit Valley HospitalMount Vernon, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500003
  • Summit Pacific Medical CenterElma, WA · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 501304

Practice locations

Addresses where Lisa K. Koch is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lisa K. Koch as a member of this group (CMS data updated October 2, 2026).

  • Northwest Pathology PLLC7 clinicians in the group

Specialties

Find other Pathology doctors in Washington →

Other pathologists in Bellingham

Clinicians with the same Medicare primary specialty in Bellingham, WA — not a recommendation.

All pathologists in Bellingham →

Other clinicians in Northwest Pathology PLLC

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)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639468762
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