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

Oanh Nguyen Clark, DO

Individual provider Hospice and Palliative Medicine (Emergency Medicine) Physician · NPI 1811104938

Oanh Nguyen Clark, DO is an Emergency Medicine in Columbus, Ohio. Qualified in 2004, 22 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
22
Licensed in
OH
In the registry since
2007
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.

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Practice location Address checks out

5156 Baker Ridge Dr
Columbus, OH 43228-1794
Phone: (614) 851-1937
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospice and Palliative Medicine (Emergency Medicine) Physician (primary) Taxonomy 207PH0002X · Licence 9000 (OH)

Record details

NPI number1811104938
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 17, 2007
Last updated in NPPESFebruary 11, 2022

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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