Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Christopher Chang, MD

Individual provider Pulmonary Disease Physician · NPI 1174941298

Christopher Chang, MD practises Internal Medicine in Portland, Oregon. Qualified in 2014, 12 years ago. Practices with Good Samaritan Hospital Corvallis, a 375-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
12
Licensed in
OR
In the registry since
2014
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

3710 SW US Veterans Hospital Rd
Portland, OR 97239-2964
Phone: (503) 220-8262
Show map & directions

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

Additional practice locations (1)

  • 3600 Nw Samaritan Dr, Corvallis, OR 97330-5472 — (541) 768-5111

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence MD188733 (OR)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence MD188733 (OR)

Record details

NPI number1174941298
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 4, 2014
Last updated in NPPESSeptember 12, 2026
Certification dateSeptember 12, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Good Samaritan Hospital Corvallis — 375 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at Good Samaritan Hospital Corvallis

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 375 clinicians in the practice; 12 are shown here.

Other providers in Portland