Sharon Houk-Syau, MD
NPI 1295362549 · Psychiatry Physician · Irvine, CA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sharon Houk-Syau, MD is a Psychiatry Physician provider in Irvine, CA (NPI 1295362549).
Provider details
- NPI number
- 1295362549
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A179950 (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
6 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-26
- Last updated
- 2025-10-06
- Certified
- 2025-10-06
Frequently asked questions
- What is Sharon Houk-Syau's NPI number?
- Sharon Houk-Syau's National Provider Identifier (NPI) is 1295362549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sharon Houk-Syau's specialty?
- Sharon Houk-Syau is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Sharon Houk-Syau located?
- Sharon Houk-Syau's practice location on file with NPPES is 19712 Macarthur Blvd Ste 110, Irvine, CA 92612-2407.
- What is Sharon Houk-Syau's phone number?
- The practice phone number listed in the NPPES registry for Sharon Houk-Syau is (949) 232-0037.
- Does Sharon Houk-Syau accept Medicare?
- Sharon Houk-Syau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sharon Houk-Syau's NPI active?
- Yes — Sharon Houk-Syau's NPI (1295362549) is active in the NPPES registry as of the last update on 2025-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.