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

Dr. John O Lai, MD

Individual provider Internal Medicine Physician · NPI 1457398406

Dr. John O Lai, MD is an Internal Medicine in Daly City, California. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1992, 34 years ago. Practices with John Lai and Kevin Wong Medical Corporation, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
34
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
CA
In the registry since
2006
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

1500 Southgate Ave Ste 115
Daly City, CA 94015-2259
Phone: (650) 991-4463
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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 G78359 (CA)

Record details

NPI number1457398406
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1500 Southgate Ave, Suite 115, Daly City, CA 94015-2259

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1992 (34 years in practice)
Group practice John Lai And Kevin Wong Medical Corporation — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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