Rani Yau
NPI 1538342951 · Family Medicine Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rani Yau is a Family Medicine Physician provider in Santa Ana, CA (NPI 1538342951).
Provider details
- NPI number
- 1538342951
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 20A10131 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 298 | 130 |
| Rosuvastatin Calcium | 187 | 88 |
| Amlodipine Besylate | 160 | 74 |
| Levothyroxine Sodium | 153 | 54 |
| Lisinopril | 146 | 64 |
| Losartan Potassium | 141 | 65 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-12-07
- Last updated
- 2021-11-29
Frequently asked questions
- What is Rani Yau's NPI number?
- Rani Yau's National Provider Identifier (NPI) is 1538342951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rani Yau's specialty?
- Rani Yau is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rani Yau located?
- Rani Yau's practice location on file with NPPES is 800 N Main St, Santa Ana, CA 92701-3576.
- What is Rani Yau's phone number?
- The practice phone number listed in the NPPES registry for Rani Yau is (714) 456-7002.
- Does Rani Yau accept Medicare?
- Rani Yau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rani Yau's NPI active?
- Yes — Rani Yau's NPI (1538342951) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.