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

Mary Wang, MD

Individual provider Internal Medicine Physician · NPI 1669564811

Mary Wang, MD is an Internal Medicine in Rowland Heights, California. Qualified in 1991, 35 years ago. Practices with Liu and Wang Medical Corp, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
35
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

18395 Colima Rd
Rowland Heights, CA 91748-2749
Phone: (626) 964-1120
Fax: (626) 964-0590
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 A61785 (CA)

Record details

NPI number1669564811
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 28, 2006
Last updated in NPPESFebruary 9, 2012

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Liu And Wang Medical Corp — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Rowland Heights