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DR. YAN ZHANG MD
NPI 1346264660
Internal Medicine in Ontario, CA

Active since July 27, 2006PECOS Enrolled
653 E E ST STE 107, ONTARIO, CA 91764(626) 991-0668 Get Directions Write a Review

NPPES record last updated: December 26, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Yan Zhang Md NPPES

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

DR. YAN ZHANG MD (NPI 1346264660) is an individual internal medicine provider in Ontario, California, licensed in California (A120484) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346264660
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. YAN ZHANGCredential: MD
Location Address653 E E ST STE 107Ontario, CA 91764-4257
Mailing AddressPo Box 4332Ontario, CA 91761-8832 · (626) 991-0668 · Fax (626) 283-5361
Phone(626) 991-0668
Sole ProprietorYes
Enumeration DateJuly 27, 2006
Last NPPES UpdateDecember 26, 2012
✔ NPI 1346264660 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A120484
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedClinic/CenterTaxonomy 261Q00000X · License A120484 (CA)
653 E E ST STE 107, Ontario, CA 91764
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Yan Zhang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91764 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

YAN ZHANG, MD
Clinic/Center
653 E E ST STE 107
ONTARIO, CA 91764
San Bernardino County (909) 270-1830

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 Yan Zhang's NPI number?

The NPI number for Yan Zhang is 1346264660. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Yan Zhang located?

Yan Zhang practices at 653 E E St Ste 107, Ontario, CA 91764. The listed phone number is (626) 991-0668.

What is Yan Zhang's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Yan Zhang enrolled in Medicare?

Yes. Yan Zhang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Yan Zhang was last updated on December 26, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.