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

Audrey Yen, MD

Individual provider Anesthesiology Physician · NPI 1639498074

Audrey Yen, MD is an Anesthesiology in Fontana, California. Qualified in 2008, 18 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
18
Licensed in
CA
In the registry since
2010
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

9961 Sierra Ave Kaiser Permanente Dept OF Anesthesiology
Fontana, CA 92335-6720
Phone: (909) 302-4938
Fax: (909) 302-4834
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A 109718 (CA)

Record details

NPI number1639498074
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 25, 2010
Last updated in NPPESDecember 1, 2021
Certification dateDecember 1, 2021
Mailing address9961 Sierra Ave, Kaiser Permanente, Dept Of Anesthesiology, Fontana, CA 92335-6720

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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