Nancy Ha, MD
NPI 1811518798 · Anesthesiology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Ha, MD is a Anesthesiology Physician provider in Orange, CA (NPI 1811518798).
Provider details
- NPI number
- 1811518798
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A190245 (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
- 2020-05-01
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Nancy Ha's NPI number?
- Nancy Ha's National Provider Identifier (NPI) is 1811518798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Ha's specialty?
- Nancy Ha is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Ha located?
- Nancy Ha's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Nancy Ha's phone number?
- The practice phone number listed in the NPPES registry for Nancy Ha is (714) 456-7890.
- Does Nancy Ha accept Medicare?
- Nancy Ha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Ha's NPI active?
- Yes — Nancy Ha's NPI (1811518798) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.