Megan A. Penna, MD

Medicare activity in 2024

Official CMS public-use data for Megan A. Penna, 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. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)83 services
2. New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more (99202)54 services
3. Ultrasound study of one arm or leg veins with compression and maneuvers (93971)48 services
4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)44 services
5. Ultrasound of both sides of head and neck blood flow (93880)42 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%
• Arthritis46%
• Ischemic heart disease41%
• Chronic kidney disease40%
• Diabetes32%

Hospitals where Megan A. Penna works

Medicare's Facility Affiliation Data lists Megan A. Penna 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
• Swedish IssaquahIssaquah, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500152
• Swedish Medical CenterSeattle, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500027
• Swedish Medical Center / Cherry HillSeattle, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500025

Practice locations

Addresses where Megan A. Penna is enrolled with Medicare (CMS data updated October 2, 2026).

• 801 Broadway, Suite 500Seattle, WA 98122 (206) 215‑5921

Group practices

Medicare enrollment lists Megan A. Penna as a member of this group (CMS data updated October 2, 2026).

• Swedish Health Services1,037 clinicians in the group

Specialties

• Vascular Surgeryprimary

Find other Vascular Surgery doctors in Washington →

Other vascular surgeons in Seattle

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

• Nam T. Tran, MD
• Kirsten D. Dansey, MD
• Mehrdad M. Farid, MD
• Matthew E. Bennett, MD
• Swee Lian Tan, MD
• Ellen Derrick, MD
• Derek P. Nathan, MD
• Matthew C. Smith

All vascular surgeons in Seattle →

Other clinicians in Swedish Health Services

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

• Anteneh Fisseha, DO
• Marianne H. Yacyshyn, MD
• Matthew R. Crull, MD
• Krist M. Aploks, MD
• Mohammad Anindo, MD
• John E. Benson, 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