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

Mark Nguyen, MD

Individual provider Nephrology Physician · NPI 1427348150

Mark Nguyen, MD is a Nephrology in Portland, Oregon. Qualified in 2011, 15 years ago. Practices with Northwest Renal Clinic Inc, a 39-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon and Washington.

Years since qualifying
15
Licensed in
OR, WA
In the registry since
2011
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

1130 NW 22nd Ave Ste 640
Portland, OR 97210-2993
Phone: (503) 229-7976
Fax: (503) 274-4867
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence MD183639 (OR)
Nephrology Physician Taxonomy 207RN0300X · Licence MD60742774 (WA)

Record details

NPI number1427348150
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 14, 2011
Last updated in NPPESSeptember 25, 2025
Certification dateSeptember 25, 2025

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Northwest Renal Clinic Inc — 39 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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