Children'S Hospital of Orange County
NPI 1821331752 · Pediatric Hematology & Oncology Physician · Orange, CA
Children'S Hospital of Orange County is a Pediatric Hematology & Oncology Physician organization in Orange, CA (NPI 1821331752).
Provider details
- NPI number
- 1821331752
- Entity type
- Organization
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Children'S Hospital of Orange County
- Organization subpart
- Yes
- Authorized official
- Mark Kelly, Director, Cs Business Services(714) 509-7964
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
13 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
Other names (DBA / former)
- Doing business as
- Cs Hematology
Registry dates
- Enumerated
- 2013-03-28
- Last updated
- 2013-10-17
Frequently asked questions
- What is Children'S Hospital of Orange County's NPI number?
- Children'S Hospital of Orange County's National Provider Identifier (NPI) is 1821331752, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Children'S Hospital of Orange County?
- Children'S Hospital of Orange County is classified in the NPPES registry as Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Children'S Hospital of Orange County located?
- Children'S Hospital of Orange County's practice location on file with NPPES is 1201 W La Veta Ave, Orange, CA 92868-4203.
- What is Children'S Hospital of Orange County's phone number?
- The practice phone number listed in the NPPES registry for Children'S Hospital of Orange County is (714) 509-8459.
- Who is the authorized official for Children'S Hospital of Orange County?
- The authorized official listed on Children'S Hospital of Orange County's NPPES record is Mark Kelly, Director, Cs Business Services. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Children'S Hospital of Orange County's NPI active?
- Yes — Children'S Hospital of Orange County's NPI (1821331752) is active in the NPPES registry as of the last update on 2013-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.