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PETER WEIYEN CHAO MD
NPI 1124400262
Student in an Organized Health Care Education/Training Program in Fresno, CA

Active since June 25, 2015PECOS Enrolled
1313 E HERNDON AVE STE 105, FRESNO, CA 93720(559) 450-5375 Get Directions Write a Review

NPPES record last updated: April 9, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Peter Weiyen Chao Md NPPES

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

PETER WEIYEN CHAO MD (NPI 1124400262) is an individual student in an organized health care education/training program in Fresno, California and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1124400262
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NamePETER WEIYEN CHAOCredential: MD
Location Address1313 E HERNDON AVE STE 105Fresno, CA 93720-3306
Mailing Address1313 E Herndon Ave Ste 105Fresno, CA 93720-3306 · (559) 450-5375
Phone(559) 450-5375
Sole ProprietorNo
Enumeration DateJune 25, 2015
Last NPPES UpdateApril 9, 2020
NPPES CertifiedApril 9, 2020
✔ NPI 1124400262 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
1313 E HERNDON AVE STE 105, Fresno, CA 93720
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Secondary Practice Location 1

Location 14970 N Marine Dr Apt 1524Chicago, IL 60640-3928 · Phone (858) 380-8010

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Peter Weiyen Chao 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.

Medicare Billing Reassignment

Medicare enrollment records show Peter Chao reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Bakersfield Family Medical Group Inc
109 mi
Multi-Specialty
4580 CALIFORNIA AVE
Bakersfield, CA 93309
  • Reassigned Medicare billing, California enrollment
  • 51 clinicians in this Medicare group
NPI 1013912641 (661) 327-4411

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 13

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

AYESHA SHAHZAD
Internal Medicine
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-6248
ALEXANDER FAIR DO
General Practice
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-5375
MEHRAB DEVANI MD
Hospitalist
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-5375
NATHANAEL ANDRES REYES MD
Student in an Organized Health Care Education/Training Program
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (599) 499-6500
REEMA SALIM MD
Student in an Organized Health Care Education/Training Program
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-3000
DR. JOHN JOSEPH BACON MD
Hospitalist
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-4648
IMRIN KAUR BHINDER MD
Student in an Organized Health Care Education/Training Program
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-5375
ALEJANDRO TORRES MD
Internal Medicine
1313 E HERNDON AVE STE 105
FRESNO, CA 93720
Fresno County (559) 450-5375

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 Peter Chao's NPI number?

The NPI number for Peter Chao is 1124400262. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Where is Peter Chao located?

Peter Chao practices at 1313 E Herndon Ave Ste 105, Fresno, CA 93720. The listed phone number is (559) 450-5375.

What is Peter Chao's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Peter Chao enrolled in Medicare?

Yes. Peter Chao is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Peter Chao's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Chao reassigns Medicare benefits to Bakersfield Family Medical Group Inc (Bakersfield, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Peter Chao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Peter Chao was last updated on April 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.