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

Dr. Christopher John Ng Co, MD

Individual provider Internal Medicine Physician · NPI 1679704969

Dr. Christopher John Ng Co, MD is an Internal Medicine in Oakland, California. Qualified in 2003, 23 years ago. Practices with American Current Care of California a Medical Corporation, a 140-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
23
Licensed in
IL
In the registry since
2009
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

250 E 18th St
Oakland, CA 94606
Phone: (510) 735-3888
Fax: (510) 628-0568
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 036124209 (IL)

Record details

NPI number1679704969
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 4, 2009
Last updated in NPPESMay 3, 2017
Mailing address250 East 18th Street, 2nd Floor, Oakland, CA 94606

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice American Current Care Of California A Medical Corporation — 140 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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