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

Mavis Song Peng, MD

Individual provider Hospitalist Physician · NPI 1922637966

Mavis Song Peng, MD is a Hospitalist in Orange, California. Graduated from Virginia Commonwealth University, School of Medicine in 2020, 6 years ago. Practices with The Regents of the University of California-Irvine, a 104-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Virginia Commonwealth University, School of Medicine
Licensed in
CA
In the registry since
2020
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-8888
Show map & directions

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

Additional practice locations (2)

  • 757 Westwood Plz Ste 7501, Los Angeles, CA 90095-1437 — (310) 267-9643
  • 14445 Olive View Dr, Sylmar, CA 91342-1437 — (747) 210-3205

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A185893 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence A185893 (CA)

Record details

NPI number1922637966
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2020
Last updated in NPPESJune 13, 2025
Certification dateJune 13, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolVIRGINIA COMMONWEALTH UNIVERSITY, SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice The Regents Of The University Of California-Irvine — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Orange