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

Dr. Andrew Chi-Wei Ng, MD

Individual provider Internal Medicine Physician · NPI 1871716910

Dr. Andrew Chi-Wei Ng, MD is an Internal Medicine in Millbrae, California. Graduated from Medical College of Ohio in 2004, 22 years ago. Practices with Acn Medical Group Inc, a 2-clinician group and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
22
Trained at
Medical College of Ohio
Licensed in
CA, MI
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

423 Broadway Ste 604
Millbrae, CA 94030-1905
Phone: (650) 732-9721
Fax: (510) 323-4286
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A107327 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301088587 (MI)

Record details

NPI number1871716910
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 10, 2007
Last updated in NPPESJuly 25, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF OHIO
Graduated 2004 (22 years in practice)
Group practice Acn Medical Group Inc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Millbrae