Melissa Ha, FNP-C
NPI 1265167555 · Family Nurse Practitioner · Santa Ana, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Ha, FNP-C is a Family Nurse Practitioner provider in Santa Ana, CA (NPI 1265167555).
Provider details
- NPI number
- 1265167555
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 95021643 (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
3 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
- 2022-07-20
- Last updated
- 2022-07-20
- Certified
- 2022-07-15
Frequently asked questions
- What is Melissa Ha's NPI number?
- Melissa Ha's National Provider Identifier (NPI) is 1265167555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Ha's specialty?
- Melissa Ha is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Ha located?
- Melissa Ha's practice location on file with NPPES is 2006 Mirasol St, Santa Ana, CA 92705-7807.
- What is Melissa Ha's phone number?
- The practice phone number listed in the NPPES registry for Melissa Ha is (714) 653-0239.
- Does Melissa Ha accept Medicare?
- Melissa Ha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Ha's NPI active?
- Yes — Melissa Ha's NPI (1265167555) is active in the NPPES registry as of the last update on 2022-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.