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

Dr. Sandy Wai Kuan Wong, MD

Individual provider Internal Medicine Physician · NPI 1396972956

Dr. Sandy Wai Kuan Wong, MD is a Hematology/Oncology in San Francisco, California. Graduated from University of Massachusetts Medical School in 2009, 17 years ago. Practices with UCSF Medical Group Business Services, a 1,531-clinician group and accepts Medicare assignment. Licensed in California and Massachusetts.

Years since qualifying
17
Trained at
University of Massachusetts Medical School
Licensed in
CA, MA
In the registry since
2009
Specialties on file
2
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

400 Parnassus Avenue 4th Fl Box 0324
San Francisco, CA 94143
Phone: (415) 353-2421
Fax: (415) 353-2467
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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 145511 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 250517 (MA)

Record details

NPI number1396972956
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 22, 2009
Last updated in NPPESJanuary 18, 2018

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2009 (17 years in practice)
Group practice Ucsf Medical Group Business Services — 1531 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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