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

Dr. Khai DO, MD

Individual provider Internal Medicine Physician · NPI 1396939526

Dr. Khai DO, MD is an Internal Medicine in Santa Ana, California. Graduated from Louisiana State University School of Medicine in New Orleans in 1985, 41 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
41
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
CA
In the registry since
2007
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

2021 E 4th St Ste 104
Santa Ana, CA 92705-3912
Phone: (909) 621-3012
Fax: (909) 621-3015
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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 A42932 (CA)

Record details

NPI number1396939526
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2007
Last updated in NPPESJune 23, 2026
Certification dateJune 23, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGENERAL PRACTICE
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 1985 (41 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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