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

Dr. Ethan S Ko, DO

Individual provider Internal Medicine Physician · NPI 1992955058

Dr. Ethan S Ko, DO is an Internal Medicine Physician in Fredericksburg, Virginia. Licensed in Minnesota and Virginia. Registered with an NPI since 2008.

Licensed in
MN, VA
In the registry since
2008
Specialties on file
2
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

609 Jefferson Davis Hwy 201
Fredericksburg, VA 22401-4436
Phone: (540) 899-3107
Fax: (540) 899-3183
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 010220875 (VA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 54475 (MN)

Record details

NPI number1992955058
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 25, 2008
Last updated in NPPESSeptember 13, 2018
Mailing address609 Jefferson Davis Hwy, 201, Fredericksburg, VA 22401-4436

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