Christine Hae-Jin Won, M.D.
Pediatrics Physician · Fullerton, CA
Christine Hae-Jin Won, M.D. is a pediatrics physician with a practice address in Fullerton, California, and NPI 1134285794, issued on Dec 28, 2006. Check the license (California A72769, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Christine Hae-Jin Won
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A72769 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2720 N Harbor Blvd, Fullerton, CA 92835
- Phone
- (714) 449-6990
- Enumerated
- Dec 28, 2006
- Record last updated
- Nov 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (714) 626-2682
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 2720 N Harbor Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jason Cook, M.S., PA-CSurgical Physician Assistant1831227610
- Michelle Corcoran, NPNurse Practitioner1881802759
- Negeen Farmand, PAPhysician Assistant1255530168
- Michael Green, D.O.Family Medicine Physician1902944788
Verify Christine Hae-Jin Won in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72769Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $43.59
2 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Christine Hae-Jin Won among 9,272 pediatrics physician records in California
Christine Hae-Jin Won, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2021 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Fullerton → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Gunjeet Kala Ahluwalia, M.D.Fullerton, CA 928351427288588
- Elizabeth Reyes, MDFullerton, CA 928351275631236
- Africa So, MDFullerton, CA 928351740381417
- Joyce Chong, MDFullerton, CA 928321821024282
- Donna Marino, DOFullerton, CA 928321790786655
- Michael Marino, D.O.Fullerton, CA 928321699775692
- Yvonne Bach, M.D.Garden Grove, CA 928401396967337
- Cathy Chen TsaiGarden Grove, CA 928401306935887
Common questions
What is Christine Hae-Jin Won, M.D.'s NPI number?
Christine Hae-Jin Won, M.D.'s National Provider Identifier (NPI) is 1134285794, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christine Hae-Jin Won, M.D. located?
The NPPES record lists a practice address at 2720 N Harbor Blvd, Fullerton, CA, 92835. Phone: (714) 449-6990. Providers update this record themselves, so call before visiting.
How can I verify Christine Hae-Jin Won, M.D.'s license?
NPPES lists California license number A72769, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.