Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Michael E Layoun, MD

Individual provider Internal Medicine Physician · NPI 1992123475

Michael E Layoun, MD is a Cardiovascular Disease (Cardiology) in Portland, Oregon. Graduated from Oregon Health Sciences University School of Medicine in 2014, 12 years ago. Practices with Providence Health and Services - Oregon, a 61-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
12
Trained at
Oregon Health Sciences University School of Medicine
Licensed in
OR
In the registry since
2014
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4400 NE Halsey St Ste 102
Portland, OR 97213-1545
Phone: (503) 962-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence MD187950 (OR)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD187950 (OR)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence MD187950 (OR)

Record details

NPI number1992123475
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2014
Last updated in NPPESMarch 25, 2026
Certification dateMarch 25, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Providence Health And Services - Oregon — 61 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations23 on file with Medicare

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