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Internal Medicine

Douglas McMillen, MD

Works at hospitals in Edmonds, WA · Washington

Summary

Dr. Douglas McMillen, MD is an internal medicine doctor at 1019 112th St SW, Everett, WA 98204. Phone: (425) 551-6200. Accepts Medicare assignment. In 2024, Douglas McMillen had 22 Original Medicare patients and 44 services. NPI 1093721508. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1019 112th St SW, Everett, WA 98204 · Directions (1 more location)
  • Phone: (425) 551‑6200
  • Medicare: Accepts Medicare assignment
  • Hospital: Swedish Edmonds Hospital
  • Group practice: Community Health Center of Snohomish County
  • Medical school: Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University · graduated 2002 (24 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Douglas McMillen, 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 Douglas McMillen accept Medicare assignment?
Yes. Medicare's clinician data says Douglas McMillen 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 Douglas McMillen see?
In 2024, CMS data shows 22 Original Medicare patients and 44 services for Douglas McMillen. This counts Original Medicare only and measures volume, not quality.
What is Douglas McMillen's NPI number?
1093721508. 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 Douglas McMillen, 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 patients22
Services billed to Medicare44
Different services or procedures4
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Hemoglobin a1c level (83036)36 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%
  • Diabetes75%
  • High cholesterol59%

Hospitals where Douglas McMillen works

Medicare's Facility Affiliation Data lists Douglas McMillen 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.

  • Swedish Edmonds HospitalEdmonds, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500026

Practice locations

Addresses where Douglas McMillen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Douglas McMillen as a member of this group (CMS data updated October 2, 2026).

  • Community Health Center of Snohomish County84 clinicians in the group

Specialties

Find other Internal Medicine doctors in Washington →

Other internal medicine doctors in Everett

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

All internal medicine doctors in Everett →

Other clinicians in Community Health Center of Snohomish County

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

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1093721508
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