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Internal Medicine

Kevin S. Lee, MD

Works at hospitals in Anacortes, WA · Bellingham, WA · Sedro Woolley, WA … · Washington

Summary

Dr. Kevin S. Lee, MD is an internal medicine doctor at 2901 Sqaulicum Pkwy, Bellingham, WA 98225. Phone: (360) 734-5400. Accepts Medicare assignment. In 2024, Kevin S. Lee had 878 Original Medicare patients and 2,505 services. NPI 1568878379. 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 Kevin S. Lee, 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 Kevin S. Lee accept Medicare assignment?
Yes. Medicare's clinician data says Kevin S. Lee 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 Kevin S. Lee see?
In 2024, CMS data shows 878 Original Medicare patients and 2,505 services for Kevin S. Lee. This counts Original Medicare only and measures volume, not quality.
What is Kevin S. Lee's NPI number?
1568878379. 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 Kevin S. Lee, 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 patients878
Services billed to Medicare2,505
Different services or procedures16
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)1,032 services
  2. Hospital discharge day management, more than 30 minutes (99239)506 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)374 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)313 services
  5. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)131 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%
  • Arthritis52%
  • Ischemic heart disease46%
  • Heart failure40%
  • Depression37%

Hospitals where Kevin S. Lee works

Medicare's Facility Affiliation Data lists Kevin S. Lee 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 Kevin S. Lee is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kevin S. Lee as a member of this group (CMS data updated October 2, 2026).

  • South Sound Inpatient Physicians PLLC422 clinicians in the group

Specialties

Find other Internal Medicine doctors in Washington →

Other internal medicine doctors in Bellingham

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

All internal medicine doctors in Bellingham →

Other clinicians in South Sound Inpatient Physicians PLLC

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

Clinician information

CredentialMD
Graduation year2014 (12 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568878379
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