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

Chiajin Chiou, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1972815413

Chiajin Chiou, MD is an Internal Medicine in Mount Vernon, Washington. Graduated from Saint Louis University School of Medicine in 2010, 16 years ago. Practices with Overlake Medical Clinics LLC, a 426-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
16
Trained at
Saint Louis University School of Medicine
Licensed in
WA
In the registry since
2010
Specialties on file
2
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

1415 E Kincaid St Hospitalists Ofc
Mount Vernon, WA 98274-4126
Phone: (360) 416-5750
Fax: (360) 416-5758
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD60371422 (WA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1972815413
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 13, 2010
Last updated in NPPESAugust 19, 2013
Mailing address1400 E Kincaid St, Attn: Credentialing, Mount Vernon, WA 98274-4127

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Overlake Medical Clinics Llc — 426 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Mount Vernon