Garrett H. Waagmeester, MD

Medicare activity in 2024

Official CMS public-use data for Garrett H. Waagmeester, 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.

Most frequent services

1. Test to determine lung volumes using sensors (94726)58 services
2. Test to examine how well the lungs exchange gases (94729)57 services
3. Test to measure expiratory airflow and volume changes before and after medication administration (94060)51 services
4. Critical care, first 30-74 minutes (99291)12 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 cholesterol63%
• COPD46%
• Heart failure45%
• Arthritis40%
• Anxiety33%

Hospitals where Garrett H. Waagmeester works

Medicare's Facility Affiliation Data lists Garrett H. Waagmeester 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.

• Good Samaritan Regional Medical CenterCorvallis, OR · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 380014
• Samaritan Albany General HospitalAlbany, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380022
• Samaritan North Lincoln HospitalLincoln City, OR · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 381302

Practice locations

Addresses where Garrett H. Waagmeester is enrolled with Medicare (CMS data updated October 2, 2026).

• 1015 NW 22nd AvePortland, OR 97210 (503) 413‑7711
• 2801 N Gantenbein AvePortland, OR 97227 (503) 413‑2200
• 3600 NW Samaritan DrCorvallis, OR 97330
• 3600 NW Samaritan Dr, Suite 227Corvallis, OR 97330 (541) 768‑1261

Group practices

Medicare enrollment lists Garrett H. Waagmeester as a member of these groups (CMS data updated October 2, 2026).

• Legacy Clinics LLC713 clinicians in the group
• Good Samaritan Hospital Corvallis380 clinicians in the group

Specialties

• Pulmonary Diseaseprimary

Find other Pulmonary Disease doctors in Oregon →

Other pulmonologists in Portland

Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.

• Aaron T. Trimble, MD
• William M. Bowerfind, MD
• Steven L. Grund, MD
• Jennifer Hines, DO
• Steven Sears, MD
• Vikram N. Sahni, MD
• Marwan K. Mouammar, MD
• Joaquin Chapa, MD

All pulmonologists in Portland →

Other clinicians in Legacy Clinics LLC

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

• Adriana S. Grimes, PA
• Allean C. Johnson, NP
• Su Liu, MD
• Steven L. Grund, MD
• Shereen Seyal, MD
• Emily Pearlman, MD

Clinician information

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