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CHO-YING DAVID WU M.D.
NPI 1891719027
Anesthesiology in West Covina, CA

Active since July 27, 2006PECOS EnrolledAccepts Medicare Assignment
1115 S SUNSET AVE, WEST COVINA, CA 91790(626) 962-4011(626) 859-5873 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Cho-ying David Wu M.d. NPPES

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

CHO-YING DAVID WU M.D. (NPI 1891719027) is an individual anesthesiology provider in West Covina, California, licensed in California (A71601) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1995).

NPPES Registry Identity

NPI1891719027
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameCHO-YING DAVID WUCredential: M.D.
Location Address1115 S SUNSET AVEWest Covina, CA 91790-3940
Mailing Address225 S Lake Ave, 535Pasadena, CA 91101-3005 · (626) 795-6596 · Fax (626) 795-8247
Phone(626) 962-4011
Fax(626) 859-5873
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1995
Enumeration DateJuly 27, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1891719027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A71601
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
1115 S SUNSET AVE, West Covina, CA 91790
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Other Identifiers 4

Medicare UPINH21167
Other00A716010CA · Blue Shield
Medicare ID-Type UnspecifiedA71601CA
Medicaid00A716010CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Cho-ying David Wu M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456252063
PECOS Enrollment IDI20040116000501
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 Cho-ying Wu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Citrus Valley Anesthesia Medical Group
0.1 mi
Anesthesiology
1115 S SUNSET AVE
West Covina, CA 91790
  • Reassigned Medicare billing, California enrollment
  • 42 clinicians in this Medicare group
NPI 1912920331 (626) 962-4011

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 20

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

MRS. CLAIRE MARIE TABARES FNP-C
Nurse Practitioner
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 814-2547
MRS. SHANNON RIVERA PA-C
Physician Assistant
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 962-4011
CATHARINE IRENE JORDAN REGISTERED NURSE
Registered Nurse (Emergency)
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 814-2534
IVY KRISTINA ENVERGA PHARMD
Pharmacist
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 814-2412
MICHELLE INGA
Registered Nurse (Emergency)
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 962-4011
LAUREN CAROL O'NEAL PA-C
Physician Assistant
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 962-4011
TREVOR-TRUNG NGUYEN
Student in an Organized Health Care Education/Training Program
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 962-4011
DR. DAVID J MICHELSON M.D.
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
1115 S SUNSET AVE
WEST COVINA, CA 91790
Los Angeles County (626) 962-4011

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 Cho-ying Wu's NPI number?

The NPI number for Cho-ying Wu is 1891719027. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Cho-ying Wu located?

Cho-ying Wu practices at 1115 S Sunset Ave, West Covina, CA 91790. The listed phone number is (626) 962-4011.

What is Cho-ying Wu's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Cho-ying Wu enrolled in Medicare?

Yes. Cho-ying Wu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Cho-ying Wu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cho-ying Wu reassigns Medicare benefits to Citrus Valley Anesthesia Medical Group (West Covina, 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 Cho-ying Wu'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 Cho-ying Wu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.