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

Joseph Byung Hoon An, MD

Individual provider Internal Medicine Physician · NPI 1649910654

Joseph Byung Hoon An, MD is an Internal Medicine Physician in Sacramento, California. Licensed in California and Virginia. Registered with an NPI since 2022.

Licensed in
CA, VA
In the registry since
2022
Specialties on file
3
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

4610 X St Ste 4202
Sacramento, CA 95817-2200
Phone: (167) 036-7569
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A202356 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 0101280507 (VA)
General Practice Physician Taxonomy 208D00000X · Licence 0101280507 (VA)

Record details

NPI number1649910654
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 29, 2022
Last updated in NPPESAugust 31, 2025
Certification dateAugust 30, 2025

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