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

Stephen Chihoon Woo, DO

Individual provider Family Medicine Physician · NPI 1811256449

Stephen Chihoon Woo, DO is a Family Practice in Sequim, Washington. Graduated from Michigan State University College of Osteopathic Medicine in 2012, 14 years ago. Practices with Olympic Medical Physicians, a 103-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
14
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
WA
In the registry since
2012
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

800 N 5th Ave Ste 101
Sequim, WA 98382-3045
Phone: (360) 565-0999
Fax: (360) 582-4221
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence OP60527165 (WA)

Record details

NPI number1811256449
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 16, 2012
Last updated in NPPESMay 23, 2022
Certification dateMay 23, 2022
Mailing addressPo Box 850, Port Angeles, WA 98362-0146

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2012 (14 years in practice)
Group practice Olympic Medical Physicians — 103 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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