Cynthia Costello, C.P.N.P.
NPI 1740393818 · Pediatric Nurse Practitioner · Los Angeles, CA
Cynthia Costello, C.P.N.P. is a Pediatric Nurse Practitioner provider in Los Angeles, CA (NPI 1740393818).
Provider details
- NPI number
- 1740393818
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- C.P.N.P.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 313570 (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
19 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
- 2006-08-16
- Last updated
- 2013-10-24
Frequently asked questions
- What is Cynthia Costello's NPI number?
- Cynthia Costello's National Provider Identifier (NPI) is 1740393818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Costello's specialty?
- Cynthia Costello is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Costello located?
- Cynthia Costello's practice location on file with NPPES is 403 West Adams Blvd, Los Angeles, CA 90007-2629.
- What is Cynthia Costello's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Costello is (213) 742-1433.
- Is Cynthia Costello's NPI active?
- Yes — Cynthia Costello's NPI (1740393818) is active in the NPPES registry as of the last update on 2013-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.