Gigi Hammang, MSN, RNC, FNP
NPI 1023216090 · Family Nurse Practitioner · Lancaster, CA
Gigi Hammang, MSN, RNC, FNP is a Family Nurse Practitioner provider in Lancaster, CA (NPI 1023216090).
Provider details
- NPI number
- 1023216090
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RNC, FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 429441 (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
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-10
- Last updated
- 2014-09-18
Frequently asked questions
- What is Gigi Hammang's NPI number?
- Gigi Hammang's National Provider Identifier (NPI) is 1023216090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gigi Hammang's specialty?
- Gigi Hammang is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gigi Hammang located?
- Gigi Hammang's practice location on file with NPPES is 547 W Lancaster Blvd, Lancaster, CA 93534-2533.
- What is Gigi Hammang's phone number?
- The practice phone number listed in the NPPES registry for Gigi Hammang is (661) 729-8655.
- Is Gigi Hammang's NPI active?
- Yes — Gigi Hammang's NPI (1023216090) is active in the NPPES registry as of the last update on 2014-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.