Joanna Yao, NP
NPI 1861680555 · Family Nurse Practitioner · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Yao, NP is a Family Nurse Practitioner provider in Costa Mesa, CA (NPI 1861680555).
Provider details
- NPI number
- 1861680555
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 17458 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Warfarin Sodium | 34 | 15 |
| Ipratropium/Albuterol Sulfatebrand: Ipratropium-Albuterol | 18 | — |
| Levetiracetam | 17 | — |
| Famotidine | 13 | — |
| Gabapentin | 13 | — |
| Lacosamide | 12 | — |
| Methocarbamol | 12 | — |
| Oxycodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-09
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Joanna Yao's NPI number?
- Joanna Yao's National Provider Identifier (NPI) is 1861680555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Yao's specialty?
- Joanna Yao is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joanna Yao located?
- Joanna Yao's practice location on file with NPPES is 3090 Bristol St Ste 200, Costa Mesa, CA 92626-3061.
- What is Joanna Yao's phone number?
- The practice phone number listed in the NPPES registry for Joanna Yao is (888) 789-9585.
- Does Joanna Yao accept Medicare?
- Joanna Yao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Yao's NPI active?
- Yes — Joanna Yao's NPI (1861680555) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.