Dr. Grace Guimei Yao, a Professional Corporation
NPI 1588033773 · Obstetrics & Gynecology Physician · Irvine, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr. Grace Guimei Yao, a Professional Corporation is a Obstetrics & Gynecology Physician organization in Irvine, CA (NPI 1588033773).
Provider details
- NPI number
- 1588033773
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Grace Yao, President(323) 369-9962
- License
- A132410 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2015-09-18
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Dr. Grace Guimei Yao, a Professional Corporation's NPI number?
- Dr. Grace Guimei Yao, a Professional Corporation's National Provider Identifier (NPI) is 1588033773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Grace Guimei Yao, a Professional Corporation?
- Dr. Grace Guimei Yao, a Professional Corporation is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Dr. Grace Guimei Yao, a Professional Corporation located?
- Dr. Grace Guimei Yao, a Professional Corporation's practice location on file with NPPES is 60 Discovery, Irvine, CA 92618-3105.
- What is Dr. Grace Guimei Yao, a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Dr. Grace Guimei Yao, a Professional Corporation is (949) 418-7330.
- Does Dr. Grace Guimei Yao, a Professional Corporation accept Medicare?
- Dr. Grace Guimei Yao, a Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dr. Grace Guimei Yao, a Professional Corporation?
- The authorized official listed on Dr. Grace Guimei Yao, a Professional Corporation's NPPES record is Grace Yao, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Grace Guimei Yao, a Professional Corporation's NPI active?
- Yes — Dr. Grace Guimei Yao, a Professional Corporation's NPI (1588033773) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.