Katy Chang, DNP, MSN, NP-BC
NPI 1255579843 · Pediatric Nurse Practitioner · Los Angeles, CA
Katy Chang, DNP, MSN, NP-BC is a Pediatric Nurse Practitioner provider in Los Angeles, CA (NPI 1255579843).
Provider details
- NPI number
- 1255579843
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, MSN, NP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 18487 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
17 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
- 2009-02-04
- Last updated
- 2015-08-06
Frequently asked questions
- What is Katy Chang's NPI number?
- Katy Chang's National Provider Identifier (NPI) is 1255579843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katy Chang's specialty?
- Katy Chang is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katy Chang located?
- Katy Chang's practice location on file with NPPES is 2010 Zonal Ave, Los Angeles, CA 90033-1026.
- What is Katy Chang's phone number?
- The practice phone number listed in the NPPES registry for Katy Chang is (323) 226-5086.
- Is Katy Chang's NPI active?
- Yes — Katy Chang's NPI (1255579843) is active in the NPPES registry as of the last update on 2015-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.