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STEPHEN CHENG-WEN CHAO MD
NPI 1083832927
Obstetrics & Gynecology in Fontana, CA

Active since April 24, 2007
8110 MANGO AVE STE 106, FONTANA, CA 92335(909) 266-0090 Get Directions Write a Review

NPPES record last updated: June 6, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Stephen Cheng-wen Chao Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHEN CHENG-WEN CHAO MD (NPI 1083832927) is an individual obstetrics & gynecology provider in Fontana, California, licensed in California (G31842) and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1083832927
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameSTEPHEN CHENG-WEN CHAOCredential: MD
Location Address8110 MANGO AVE STE 106Fontana, CA 92335-3603
Mailing AddressPo Box 668Orange, CA 92856-6668 · (714) 639-8033
Phone(909) 266-0090
Sole ProprietorYes
Enumeration DateApril 24, 2007
Last NPPES UpdateJune 6, 2011
✔ NPI 1083832927 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · G31842
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
8110 MANGO AVE STE 106, Fontana, CA 92335
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Other Identifiers 3

OtherG31842CA · California State License
Medicare UPINA44888
Medicaid00G318420CA

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephen Chao's NPI number?

The NPI number for Stephen Chao is 1083832927. It was assigned to this individual provider in the NPPES registry on April 24, 2007.

Where is Stephen Chao located?

Stephen Chao practices at 8110 Mango Ave Ste 106, Fontana, CA 92335. The listed phone number is (909) 266-0090.

What is Stephen Chao's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

When was this NPI record last updated?

The NPPES record for Stephen Chao was last updated on June 6, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.