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

Dr. Jack Chen, DO

Individual provider Rheumatology Physician · NPI 1821400367

Dr. Jack Chen, DO is a Rheumatology in Corvallis, Oregon. Graduated from Philadelphia College of Osteopathic Medicine in 2014, 12 years ago. Practices with Multicare Health System, a 2,302-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
12
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
OR
In the registry since
2014
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

3620 NW Samaritan Dr Ste 202
Corvallis, OR 97330-3785
Phone: (541) 768-5800
Show map & directions

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

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence DO195700 (OR)

Record details

NPI number1821400367
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 2, 2014
Last updated in NPPESNovember 6, 2020
Certification dateNovember 6, 2020
Mailing addressPo Box 1189, Corvallis, OR 97339-1189

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2014 (12 years in practice)
Group practice Multicare Health System — 2302 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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