NPPES file of Aug 9, 2026

Christina S. Chen, MD

Family Medicine Physician · Irvine, CA

Christina S. Chen, MD is a family medicine physician with a practice address in Irvine, California, and NPI 1528173200, issued on Aug 20, 2006. Check the license (California A100074, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528173200
Name
Christina S. Chen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
A100074 CA
MD00047417 WA
Self-reported in NPPES; status is on the state search
Practice location
5 Sunpeak, Irvine, CA 92603
Phone
(310) 709-1297
Enumerated
Aug 20, 2006
Record last updated
Aug 29, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Christina S. Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A100074
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $52.12

2 payments; by number, the most common kind was food and beverage; the largest payer was Dendreon Pharmaceuticals LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christina Chen$52.12
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Christina S. Chen among 17,133 family medicine physician records in California

Christina S. Chen, MD is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2007 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

148 family medicine physician records list a practice address in Irvine

They are 148 of the 7,778 NPPES records with a practice address in Irvine, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Margaret Abraham, FNP-CIrvine, CA 926031710639588
  2. Marc Richmond, M.DIrvine, CA 926031578654109
  3. Banafsheh Shaibani, MDIrvine, CA 926031740368646
  4. Jon Biorkman, MDIrvine, CA 926041023008679
  5. Jun Ho Chae, M.D.Irvine, CA 926041003811969
  6. Richard Kim, DOIrvine, CA 926041710978770
  7. Stephen Lee, M.D.Irvine, CA 926021467468488
  8. Laura Leon, MDIrvine, CA 926021619593126

Common questions

What is Christina S. Chen, MD's NPI number?

Christina S. Chen, MD's National Provider Identifier (NPI) is 1528173200, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christina S. Chen, MD located?

The NPPES record lists a practice address at 5 Sunpeak, Irvine, CA, 92603. Phone: (310) 709-1297. Providers update this record themselves, so call before visiting.

How can I verify Christina S. Chen, MD's license?

NPPES lists California license number A100074, 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.