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JOANNA YAO NP
NPI 1861680555
Nurse Practitioner - Family in Costa Mesa, CA

Active since October 09, 2007PECOS Enrolled
3090 BRISTOL ST STE 200, COSTA MESA, CA 92626(888) 789-9585(562) 803-4500 Get Directions Write a Review

NPPES record last updated: April 16, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Joanna Yao Np NPPES

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

JOANNA YAO NP (NPI 1861680555) is an individual family provider in Costa Mesa, California, licensed in California (17458) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861680555
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameJOANNA YAOCredential: NP
Location Address3090 BRISTOL ST STE 200Costa Mesa, CA 92626-3061
Mailing Address3090 Bristol St Ste 200Costa Mesa, CA 92626-3061 · (888) 789-9585 · Fax (562) 803-4500
Phone(888) 789-9585
Fax(562) 803-4500
Sole ProprietorYes
Enumeration DateOctober 9, 2007
Last NPPES UpdateApril 16, 2024
NPPES CertifiedApril 16, 2024
✔ NPI 1861680555 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 17458
3090 BRISTOL ST STE 200, Costa Mesa, CA 92626
Open in Google Maps ↗

Other Names 1

Former Name (1)Li Yao

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joanna Yao Np 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 Reassignments

3

Medicare enrollment records show Joanna Yao reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Care Partners California Medical PC
Same address
Geriatric Medicine
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
  • Reassigned Medicare billing, California enrollment
  • 36 clinicians in this Medicare group
NPI 1669260493 (888) 789-9585
Careconnectmd Ca PC
Same address
Family Medicine
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
  • Reassigned Medicare billing, California enrollment
  • 194 clinicians in this Medicare group
NPI 1366063125 (888) 789-9585
Gn Medical Associates, Inc.
0.1 mi
Family Medicine
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
  • Reassigned Medicare billing, California enrollment
  • 103 clinicians in this Medicare group
NPI 1275576522 (888) 789-9585

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92626 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 20

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

DR. SHELLEY H HAN M.D.
Internal Medicine
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
IMAN GUIRGIS
Family Medicine
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
SOWMYA KRISHNAN NP
Nurse Practitioner (Gerontology)
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
MS. MARJORIE M. CHAN NP
Nurse Practitioner
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
ORLANDO A COLLADO JR. MD
Family Medicine
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
CPA HEALTH GROUP INC.
General Practice
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
CARE PARTNERS OHIO MEDICAL CORPORATION
General Practice
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585
GN MEDICAL ASSOCIATES, INC.
Family Medicine
3090 BRISTOL ST STE 200
COSTA MESA, CA 92626
Orange County (888) 789-9585

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 Joanna Yao's NPI number?

The NPI number for Joanna Yao is 1861680555. It was assigned to this individual provider in the NPPES registry on October 9, 2007. The provider is also known as Li Yao.

Where is Joanna Yao located?

Joanna Yao practices at 3090 Bristol St Ste 200, Costa Mesa, CA 92626. The listed phone number is (888) 789-9585.

What is Joanna Yao's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Joanna Yao enrolled in Medicare?

Yes. Joanna Yao is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Joanna Yao's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Yao reassigns Medicare benefits to 3 organizations: Care Partners California Medical PC (Costa Mesa, CA), Careconnectmd Ca PC (Costa Mesa, CA) and Gn Medical Associates, Inc. (Costa Mesa, CA). Each 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 Joanna Yao'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 Joanna Yao was last updated on April 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.